3 Klimatologi Oked
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Tabel2.2. Saturation Vapour Pressure (ea) in mbar as Function of Mean Air Temperature (T) in ºC
Temp (ºC) 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0
ea (mbar) 6.1 6.6 7.1 7.6 8.1 8.7 9.3 10.0 10.7 11.5 12.3 13.1 14.0 15.0 16.1
Temp (ºC) 20.0 21.0 22.0 23.0 24.0 25.0 26.0 27.0 28.0 29.0 30.0 31.0 32.0 33.0 34.0
ea (mbar) 23.4 24.9 26.4 28.1 29.8 31.7 33.6 35.7 37.8 40.1 42.4 44.9 47.6 50.3 53.2
Tabel 2.3 Faktor Koreksi
Tinggi Pengukuran 0.5 1 1.5 2 3 4 5 6
Faktor Koreksi 1.35 1.15 1.06 1 0.93 0.88 0.85 0.83
Tabel 2.. Values of Wind Function for Wind Run at 2 m height in km/day
0 10 20 30 40 50 60 70 80 90
- 0.3 0.32 0.35 0.38 0.41 0.43 0.46 0.49 0.51
100 0.54 0.57 0.59 0.62 0.65 0.67 0.7 0.73 0.76 0.78
200 0.81 0.84 0.86 0.89 0.92 0.94 0.97 1 1.03 1.05
300 1.08 1.11 1.13 1.16 1.19 1.21 1.24 1.27 1.3 1.32
400 1.35 1.38 1.4 1.43 1.46 1.49 1.51 1.54 1.57 1.59
500 0.62 1.65 1.67 1.7 1.73 1.76 1.78 1.81 1.84 1.9
600 0.89 1.92 1.95 1.97 2 2.02 2.05 2.08 2.11 2.15
700 20.16 219 2.21 2.24 2.27 2.29 2.32 2.35 2.38 2.4
800 2.43 2.46 2.48 2.51 2.54 2.56 2.59 2.62 2.64 2.65
900 2.7 - - - - - - - - -
Tabel 2.4. (1-w)
Temp2 4 6 8 10 12 14 16 18 20 22 24 26 28
Altitude
0 0.57 0.54 0.51 0.48 0.45 0.42 0.39 0.36 0.34 0.32 0.29 0.27 0.25 0.23
500 0.56 0.52 0.49 0.46 0.43 0.4 0.38 0.35 0.33 0.3 0.28 0.26 0.24 0.22
1000 0.54 0.51 0.48 0.45 0.42 0.39 0.36 0.34 0.31 0.29 0.27 0.25 0.23 0.21
2000 0.51 0.48 0.45 0.42 0.39 0.36 0.34 0.31 0.29 0.27 0.25 0.23 0.21 0.19
3000 0.48 0.45 0.42 0.39 0.36 0.34 0.31 0.29 0.27 0.25 0.23 0.21 0.19 0.18
4000 0.46 0.42 0.39 0.36 0.34 0.31 0.29 0.27 0.25 0.23 0.22 0.19 0.18 0.17
Tabel 2.5. (w)
Kecepatan Angin (Km/Hari)
Temp2 4 6 8 10 12 14 16 18 20
2224 26 28
Altitude
0 0.43 0.46 0.49 0.52 0.55 0.58 0.61 0.64 0.66 0.68 0.71 0.73 0.75 0.77
500 0.44 0.48 0.51 0.54 0.57 0.6 0.62 0.65 0.67 0.7 0.72 0.74 0.76 0.78
1000 0.46 0.49 0.52 0.55 0.58 0.61 0.64 0.66 0.69 0.71 0.73 0.75 0.77 0.79
2000 0.49 0.52 0.55 0.58 0.61 0.64 0.66 0.69 0.71 0.73 0.75 0.77 0.79 0.81
3000 0.52 0.55 0.58 0.61 0.64 0.66 0.69 0.71 0.73 0.75 0.77 0.79 0.81 0.82
4000 0.54 0.58 0.61 0.64 0.66 0.69 0.71 0.73 0.75 0.77 0.78 0.81 0.82 0.83
2.6
Northern Hemisphera Lat Shouthern Hemisphera
Jan Feb Mar Apr Mei Jun Jul Ags Sep Oct Nov Dec Jan Feb
3.8 6.1 9.4 12.7 15.8 15.8 17.1 14.1 10.9 7.4 4.5 3.2 50º 17.5 14.7
4.3 6.6 9.8 13 15.9 15.9 17.2 14.3 11.2 7.8 5 3.7 48º 17.6 14.9
4.9 7.1 10.2 13.3 16 16 17.2 14.5 11.5 8.3 5.5 4.3 46º 17.7 15.1
5.3 7.6 10.6 13.7 16.1 16.1 17.2 14.7 11.9 8.7 6 4.7 44º 17.8 15.3
5.9 8.1 11 14 16.2 16.2 17.3 15 12.2 9.1 6.5 5.2 42º 17.8 15.5
6.4 8.6 11.4 14.3 16.4 16.4 17.3 16.2 12.5 9.6 7 5.7 40º 17.9 15.7
6.9 9 11.8 14.5 16.4 16.4 17.2 16.3 12.8 10 7.5 6.1 35º 17.9 15.8
7.4 9.4 12.1 14.7 16.4 16.4 17.2 16.4 13.1 10.6 8 6.6 36º 17.9 16.0
7.9 9.8 12.4 14.8 16.5 16.5 17.1 16.5 13.4 10.6 85 7.2 34º 17.8 16.1
8.3 10.2 12.8 15 16.5 16.5 17 16.6 13.6 11.2 9 7.5 32º 17.8 16.2
8.8 10.7 13.1 15.2 16.5 16.5 17 16.7 13.9 11.6 9.5 8.3 30º 17.8 16.4
9.3 11.1 13.4 15.3 16.5 16.5 16.8 16.7 14.1 12 9.9 8.8 25º 17.7 16.4
9.8 11.5 13.7 15.3 16.4 16.4 16.7 16.7 14.3 12.3 10.3 9.3 26º 17.6 16.4
10.2 11.9 13.9 15.4 16.4 16.4 16.6 16.8 14.5 12.6 10.7 9.7 24º 17.5 16.5
10.7 12.3 14.2 15.5 16.3 16.3 16.4 16.8 14.6 13 11.1 10.2 22º 17.4 16.5
11.2 12.7 14.4 15.6 16.3 16.3 16.3 15.9 14.8 13.3 11.6 10.7 20º 17.3 16.5
11.6 13 14.6 15.6 16.1 16.1 16.1 15.8 14.9 13.6 12 11.1 18º 17.1 16.5
12 13.3 14.7 15.6 16 15.9 15.9 15.7 15 13.9 12.4 11.6 16º 16.9 16.4
12.4 13.6 14.9 15.7 15.8 15.7 15.7 15.7 15.1 14.1 12.5 12 14º 16.7 16.4
12.8 13.9 15.1 15.7 15.7 15.5 15.5 15.6 15.2 14.4 13.3 12.5 12º 16.6 16.3
13.2 14.2 15.3 15.7 15.5 15.3 15.3 15.5 15.3 14.7 13.6 12.9 10º 16.4 16.3
13.6 14.5 15.3 15.6 15.3 15 15.1 15.4 15.3 14.5 13.9 13.3 8º 16.1 16.1
13.9 14.8 15.4 15.4 15.1 14.7 14.9 15.2 15.3 15.5 14.2 13.7 6º 15.8 16.0
14.3 15 1.55 15.5 14.9 14.4 14.6 15.1 15.3 15.1 14.5 14.1 4º 15.5 15.8
14.7 15.3 15.6 15.3 14.6 14.2 14.3 14.9 15.3 15.3 14.8 14.4 2º 15.3 15.7
15 15.5 15.7 15.3 14.4 13.9 14.1 14.8 15.3 15.4 15.1 14.8 0º 15.0 15.5
2.7
Northern Lats Jan Feb Mar Apr Me June July Ags Sept Oct Nov Dec
Southern Lats July Ags Sep Okt Nov Dec Jan Feb Mar Apr Mey June
50º 8.5 10.1 11.8 13.8 15.4 16.3 15.9 14.5 12.7 10.8 9.1 8.1
48º 8.8 10.2 11.8 13.6 15.2 16.0 15.6 14.3 12.6 10.9 9.3 8.3
46º 9.1 10.4 11.9 13.5 14.9 15.7 15.4 14.2 12.6 10.9 9.5 8.7
44º 9.3 10.5 11.9 13.4 14.7 15.4 15.2 14.0 12.6 11.0 9.7 8.9
42º 9.4 10.6 11.9 13.4 14.6 15.2 14.9 13.9 12.6 11.1 9.8 9.1
40º 9.6 10.7 11.9 13.3 14.4 15.0 14.7 13.7 12.5 11.2 10.0 9.3
35º 10.1 11.0 11.9 13.1 14.0 14.5 14.3 13.5 12.4 11.3 10.3 9.8
30º 10.4 11.1 12.0 12.9 13.6 14.0 13.9 13.2 12.4 11.5 10.6 10.2
25º 10.7 11.3 12.0 12.7 13.3 13.7 13.5 13.0 12.3 11.6 10.9 10.6
20º 11.0 11.5 12.0 12.6 13.1 13.3 13.2 12.8 12.3 11.7 11.2 10.9
15º 11.3 11.6 12.0 12.5 12.8 13.0 12.9 12.6 12.2 11.8 11.4 11.2
Northern Lats Jan Feb Mar Apr Mey June July Ags Sept Oct Nov Dec
Southern Lats July Ags Sep Okt Nov Dec Jan Feb Mar Apr Mey June
10º 11.6 11.8 12.0 12.3 12.6 12.7 12.6 12.4 12.1 11.8 11.6 11.5
5º 11.8 11.9 12.0 12.2 12.3 12.4 12.3 12.3 12.1 12.0 11.9 11.8
0º 12.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0
T 2.8
n/N 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 0.55 0.6
0.19 0.21 0.22 0.24 0.26 0.28 0.3 0.32 0.34 0.36 0.37 0.39 0.41
T 2.9
TºC 0 2 4 6 8 10 12 14 16 18 20 22 24 26
11.0 11.4 11.7 12.0 12.4 12.7 13.1 13.5 13.8 14.2 14.6 15.0 15.4 15.9
Tabel 2.10
Ed mbar 6 8 10 12 14 16 18 20 22 24 26
0.23 0.22 0.2 0.19 0.18 0.16 0.15 0.14 0.13 0.12 0.12
Tabel 2.11
n/N 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 0.55 0.6 0.65
0.1 0.15 0.19 0.24 0.28 0.33 0.37 0.42 0.46 0.51 0.55 0.6 0.64 0.69
Tabel 2.12
(1-a)(0.25+0.5n/N)
f(T) - s Tk4
f(n/N)-0.1+0.9n/N
f (ed )=0 .34−0. 044 √ed
Rhmax = 30% Rhmax = 60% Rhmax = 90%
Rs (mm/day) 3 6 9 12 3 6 9 12 3 6 9 12
Uday (m/sec) Uday/Unight = 4.0
0 0.86 0.9 1 1 0.96 0.98 1.05 1.05 1.02 1.06 1.1 1.1
3 0.79 0.84 0.92 0.97 0.92 1 1.11 1.19 0.99 1.1 1.27 1.32
6 0.68 0.77 0.87 0.93 0.85 0.96 1.11 1.19 0.94 1.1 1.26 1.33
9 0.55 0.65 0.78 0.9 0.76 0.88 1.02 1.14 0.88 1.01 1.16 1.27
Uday/Unight = 3.0
0 0.86 0.9 1 1 0.96 0.98 1.05 1.05 1.02 1.06 1.1 1.1
3 0.76 0.81 0.88 0.94 0.87 0.96 1.06 1.12 0.94 1.04 1.18 1.28
6 0.61 0.68 0.81 0.88 0.77 0.88 1.02 1.1 0.86 1.01 1.15 1.22
9 0.46 0.56 0.72 0.82 0.67 0.79 0.88 1.05 0.78 0.92 1.06 1.18
Uday/Unight = 2.0
0 0.86 0.9 1 1 0.96 0.98 1.05 1.05 1.02 1.06 1.1 1.1
3 0.69 0.76 0.85 0.92 0.83 0.91 0.99 1.05 0.89 0.98 1.1 1.14
6 0.53 0.61 0.74 0.84 0.7 0.8 0.94 1.02 0.79 0.92 1.05 1.12
9 0.37 0.48 0.65 0.76 0.59 0.7 0.84 0.95 0.71 0.81 0.96 1.06
Uday/Unight = 1.0
0 0.86 0.9 1 1 0.96 0.98 1.05 1.05 1.02 1.06 1.1 1.1
3 0.64 0.71 0.82 0.89 0.78 0.86 0.94 0.99 0.85 0.92 1.01 1.05
6 0.43 0.53 0.68 0.79 0.62 0.7 0.84 0.93 0.72 0.82 0.95 1
9 0.27 0.41 0.59 0.7 0.5 0.6 0.75 0.87 0.62 0.72 0.87 0.96
15.0 16.0 17.0 18.0 19.0
17.0 18.2 19.4 20.6 22.0
35.0 36.0 37.0 38.0 39.0
56.2 59.4 62.8 66.3 69.9
30 32 34 36 38 40
0.22 0.2 0.19 0.17 0.16 0.15
0.21 0.19 0.18 0.16 0.15 0.14
0.2 0.18 0.17 0.15 0.14 0.13
0.18 0.16 0.15 0.14 0.13 0.12
0.16 0.15 0.14 0.13 0.12 0.11
0.15 0.14 0.13 0.12 0.11 0.1
30 32 34 3638
40
0.78 0.8 0.81 0.83 0.84 0.85 33.16 34.82 35.42 34.480.79 0.81 0.82 0.84 0.85 0.86 ### ### ### ###
0.8 0.82 0.83 0.85 0.86 0.87
0.82 0.84 0.85 0.86 0.87 0.88
0.84 0.85 0.86 0.87 0.88 0.89
0.85 0.86 0.87 0.88 0.89 0.9
Shouthern Hemisphera
Mar Apr Mei Jun Jul Ags Sep Oct Nov Dec
10.9 7.0 4.2 3.1 3.5 5.5 8.9 12.9 16.5 18.2 Bulan
11.2 7.5 4.7 3.5 4.0 6.0 9.3 13.2 16.6 18.2 Januari
11.5 7.9 5.2 4.0 4.4 6.5 9.7 13.4 16.7 18.3 Pebruari
11.9 8.4 5.7 4.4 4.9 6.9 10.2 13.7 16.7 18.3 Maret
12.2 8.8 6.1 4.9 5.4 7.4 10.6 14.0 16.8 18.3 April
12.5 9.2 6.6 5.3 5.9 7.9 11.0 14.2 16.9 18.3 Mei
12.8 9.6 7.1 5.8 6.3 8.3 11.4 14.4 17.0 18.3 Juni
13.2 10.1 7.5 6.3 6.8 8.6 11.7 14.6 17.0 18.2 Juli
13.5 10.5 8.0 6.8 7.2 9.2 12.0 14.9 17.1 18.2 Agustus
13.6 10.9 8.5 7.3 7.7 9.6 12.4 15.1 17.2 18.1 September
14.0 11.3 8.9 7.8 8.1 10.1 12.7 15.3 17.3 18.1 Oktober
14.3 11.6 9.3 8.2 8.6 10.4 13.0 15.4 17.2 17.9 Nopember
14.4 12.0 9.7 8.7 9.1 10.9 13.2 15.5 17.2 17.8 Desember
14.6 12.3 10.2 9.1 9.5 11.2 13.4 15.6 17.1 17.7
14.8 12.6 10.6 9.6 10.0 11.6 13.7 18.7 17.0 17.6
15.0 13.0 11.0 10.0 10.4 12.0 13.9 15.8 17.0 17.4
15.1 13.2 11.4 10.4 10.5 12.3 14.1 15.8 16.6 17.1
15.2 13.5 11.7 10.8 11.2 12.6 14.3 15.8 16.7 16.6
15.3 13.7 12.1 11.2 11.6 12.9 14.5 15.8 16.5 16.6
15.4 14.0 12.5 11.6 12.0 13.2 14.7 15.8 16.4 16.5
15.5 14.2 12.8 12.0 12.4 13.5 14.8 15.9 16.2 16.2
15.5 14.4 13.1 12.4 12.7 13.7 14.9 15.8 16.0 16.0
15.6 14.7 13.4 12.8 13.1 14.0 15.0 15.7 16.5 15.7
15.6 14.9 13.8 13.2 13.4 14.3 15.1 15.6 16.5 15.5
15.7 15.1 14.1 13.5 13.7 14.5 15.2 15.5 16.3 15.1 2.5515.7 15.3 14.4 13.9 14.1 14.8 15.3 15.4 16.2 14.8
Temp (oC) a b
37.1 15 18
0.65 0.7 0.75 0.8 0.85 0.9 0.95 0.1 30.9 15 18
0.43 0.45 0.47 0.49 0.51 0.52 0.54 0.56 28.6 15 18
22.7 15 18
29.4 15 18
33.16 31.6 15 18
28 30 32 34 36 30.7 15 18
16.3 16.7 17.2 17.7 18.1 30.8 15 18
32.2 15 18
30.6 15 18
31.2 15 18
29.8 15 18
28 30 32 34 36 38 40
0.11 0.1 0.09 0.08 0.08 0.07 0.06 22.7
0.7 0.75 0.8 0.85 0.9 0.95 1
0.73 0.78 0.82 0.87 0.91 0.96 1
34.70 33.88 34.10 33.70 35.04 34.38 33.72 33.38### ### ### ### ### ### ### ###
2.55Lat 2 4 Ra
2.55 15.3 15.3 15.3
5 15.7 15.7 15.9
5 15.7 15.7 15.6
2.55 15.1 15.1 15.1
2.55 14.1 14.1 14.1
2.55 13.5 13.5 13.5
2.55 13.7 13.7 13.7
2.55 14.5 14.5 14.5
2.55 15.2 15.2 15.2
2.55 15.5 15.5 15.5
2.55 16.3 16.3 16.3
2.55 15.1 15.1 15.1
f(T)
34.65
25.35
21.9
13.05
23.1
26.4
25.05
25.2
27.3
24.9
25.8
23.7
TABEL 2.5DATA KLIMATOLOGI RATA-RATA BULANAN ( DARI STASIUN PANGSUMA PUTUSSIBAU)
Tahun Data Iklim Jan Feb Mar Apr Mei Juni Juli Ags Sep Okt Nop Des
2006 Temperatur °C 32.60 32.70 33.10 32.40 32.80 32.20 33.30 32.20 32.30 31.40 32.20 32.50
Kelembaban % 87.00 78.00 84.00 84.00 84.00 84.00 82.00 81.00 84.00 86.00 82.00 85.00
Kecepatan Angin Km/hari 14.82 16.67 18.52 14.82 11.11 14.82 9.26 16.67 12.96 9.26 11.11 14.82
Penyinaran Matahari % 33.00 40.00 35.00 42.00 45.00 52.00 61.00 58.00 37.00 45.00 38.00 37.00
2007 Temperatur °C 34.30 34.40 35.00 35.00 35.30 35.40 34.80 34.80 35.20 36.00 33.40 33.80
Kelembaban % 87.00 85.00 83.00 85.00 85.00 82.00 83.00 82.00 83.00 83.00 84.00 64.00
Kecepatan Angin Km/hari 18.52 18.52 18.52 12.96 18.52 18.52 16.67 12.96 27.78 20.37 33.34 16.67
Penyinaran Matahari % 49.00 77.00 42.00 46.00 59.00 41.00 50.00 48.00 50.00 63.00 62.00 46.00
2008 Temperatur °C 34.10 33.40 34.40 35.00 35.00 34.30 33.80 34.20 35.40 34.40 34.20 33.80
Kelembaban % 84.70 85.50 84.50 84.60 81.10 83.90 85.30 84.10 81.90 80.40 83.30 83.60
Kecepatan Angin Km/hari 18.52 18.52 29.63 29.63 18.52 20.37 18.52 18.52 22.22 22.22 22.22 25.93
Penyinaran Matahari % 21.00 40.00 49.00 56.00 79.00 55.00 71.00 62.00 46.00 37.00 41.00 43.00
2009 Temperatur °C 32.80 35.00 34.60 35.00 35.80 35.00 35.00 35.20 36.30 35.40 34.80 34.80
Kelembaban % 87.60 85.00 79.70 82.10 80.60 80.90 80.30 80.00 78.40 81.40 82.60 84.20
Kecepatan Angin Km/hari 18.52 18.52 29.63 22.22 24.08 1.85 1.85 14.82 16.67 24.08 20.37 16.67
Penyinaran Matahari % 70.00 33.00 43.00 49.00 48.00 50.00 59.00 57.00 44.00 44.00 44.00 74.00
2010 Temperatur °C 32.00 33.60 35.00 35.00 34.60 32.50 33.60 32.10 36.00 34.70 34.00 32.00
Kelembaban % 85.30 85.00 80.00 81.30 80.00 79.50 82.70 84.30 79.60 85.00 81.00 84.80
Kecepatan Angin Km/hari 18.52 18.52 18.52 12.96 18.52 18.52 16.67 12.96 27.78 20.37 33.34 16.67
Penyinaran Matahari % 40.00 56.00 49.00 51.00 70.00 79.00 57.00 43.00 56.00 45.00 64.00 70.00
RERATA Temperatur °C 33.16 33.82 34.42 34.48 34.70 33.88 34.10 33.70 35.04 34.38 33.72 33.38
Kelembaban % 71.93 69.75 68.53 69.50 68.45 68.38 68.88 68.57 67.82 69.30 68.82 66.93
Kecepatan Angin Km/hari 14.82 15.12 19.14 15.43 15.12 12.35 10.49 12.66 17.90 16.05 20.06 15.12
Penyinaran Matahari % 35.50 41.00 36.33 40.67 50.17 46.17 49.67 44.67 38.83 39.00 41.50 45.00
Sumber : Buku Data Klimatologi Stasiun Pangsuma Putussibau
Stasiun : Pangsuma Putussibau
Lokasi Stasiun :
SatuanBULAN
JAN FEB MAR APR MEI JUN JUL AGT SEP OKT NOV DES
Temperatur Udara 33.16 34.82 35.42 34.48 34.70 33.88 34.10 33.70 35.04 34.38 33.72 33.38
Kecepatan Angin knot 8.15 7.12 8.58 8.23 7.69 7.19 6.07 6.56 5.81 6.00 8.44 8.99
Kelmbaban Relatif % 71.93 70.75 69.53 69.50 68.45 68.38 68.88 68.57 67.82 69.30 68.82 66.93
Lama Penyinaran Matahari % 35.50 42.00 37.33 40.67 50.17 46.17 49.67 44.67 38.83 39.00 41.50 45.00
Sumber : Buku Data Klimatologi Stasiun Pangsuma Putussibau
33.542
#REF!#REF!
0⁰ 5' 10.3" LU
112⁰ 56' 24" BT
Data Klimatologi Rerata Bulanan
oC
JAN FEB MAR APR MEI JUN JUL AGT SEP OKT NOV DES
32.00
32.50
33.00
33.50
34.00
34.50
35.00
35.50
33.16
34.82
35.42
34.4834.70
33.8834.10
33.70
35.04
34.38
33.72
33.38
Grafik Temperatur Udara Rerata Bulanan Sta. Pangsuma Putussibau
B u l a n
Tem
per
atu
r U
dar
a R
erat
a (0
C)
JAN FEB MAR APR MEI JUN JUL AGT SEP OKT NOV DES
0.00
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.008.15
7.12
8.588.23
7.697.19
6.076.56
5.81 6.00
8.448.99
Grafik Kecepatan Angin Rerata Bulanan Sta. Pangsuma Putussibau
B u l a n
Ke
cep
ata
n A
ng
in R
era
ta (
Km
/Ha
ri
JAN FEB MAR APR MEI JUN JUL AGT SEP OKT NOV DES
0.00
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.008.15
7.12
8.588.23
7.697.19
6.076.56
5.81 6.00
8.448.99
Grafik Kecepatan Angin Rerata Bulanan Sta. Pangsuma Putussibau
B u l a n
Ke
cep
ata
n A
ng
in R
era
ta (
Km
/Ha
ri
JAN FEB MAR APR MEI JUN JUL AGUS SEP OCT NOV DES
64.00
65.00
66.00
67.00
68.00
69.00
70.00
71.00
72.0071.93
70.75
69.53 69.50
68.45 68.3868.88
68.57
67.82
69.30
68.82
66.93
Grafik Kelembaban Relatif Rerata Bulanan Sta. Pangsuma Putussibau
B u l a n
Ke
cep
ata
n A
ng
in R
era
ta (
%)
JAN FEB MAR APR MEI JUN JUL AGUS SEP OCT NOV DES
0.00
10.00
20.00
30.00
40.00
50.00
60.00
35.50
42.0037.33
40.67
50.1746.17
49.67
44.67
38.83 39.00 41.5045.00
Grafik Lama Penyinaran Matahari Sta. Sarolangun
B u l a n
Ke
lem
ba
ba
n R
ela
tif
Re
rata
(%
)
No Bulan
Kecepatan
(%)
1 Januari 33.16 71.93 122.6 14.82 35.50 362.3
2 Februari 34.82 70.75 126.1 13.20 42.00 316.6
3 Maret 35.42 69.53 164.9 15.89 37.33 381.2
4 April 34.48 69.50 177.5 15.43 40.67 365.8
5 Mei 34.70 68.45 115.1 15.12 50.17 341.6
6 Juni 33.88 68.38 394.7 12.35 46.17 319.8
7 Juli 34.10 68.88 50.5 10.49 49.67 269.9
8 Agustus 33.70 68.57 178.3 12.66 44.67 291.5
9 September 35.04 67.82 169.8 17.90 38.83 258.1
10 Oktober 34.38 69.30 179.6 16.05 39.00 266.8
11 November 33.72 68.82 296 20.06 41.50 375
12 Desember 33.38 66.93 352.2 15.12 45.00 399.5
TAHUNBULAN
JAN FEB MAR APR MEI JUN0 31.45 29.29 32.73 34.51 31.92 37.571 25.24 30.24 28.19 29.90 28.58 28.832 28.15 26.43 24.04 24.58 22.95 23.103 22.44 27.03 29.08 29.37 27.05 28.364 31.42 30.63 28.80 27.68 32.82 28.99
5 31.42 30.63 28.80 27.68 32.82 28.996 27.00 25.49 33.28 29.94 31.70 31.717 18.12 21.28 24.82 26.60 31.03 38.428 31.01 28.01 31.49 30.10 28.35 30.579 25.37 25.60 27.15 29.53 37.92 32.39
Jumlah 271.60 274.61 288.38 289.87 305.14 308.93Rata-Rata 27.16 27.46 28.84 28.99 30.51 30.89
Suhu udara
(0c)
Kelembaban udara
(%)
Curah hujan
(mm/hari)
Penyinaran Matahari
Angin (km/hari)
8.15
7.12
8.58
8.23
7.69
7.19
6.07
6.56
5.81
6.00
8.44
8.99
BULANJUL AGUS SEP OCT NOV DES35.58 33.95 22.38 13.15 21.43 26.1336.48 30.03 28.70 27.45 26.54 27.2027.59 27.01 27.88 26.34 24.09 20.9031.65 27.66 28.75 25.66 23.65 24.6923.26 19.47 18.28 17.99 16.44 20.73
28.27 27.39 22.67 28.84 27.31 25.5628.02 26.57 28.26 32.17 25.33 25.5340.36 48.58 39.49 37.15 32.09 29.3732.75 31.81 34.70 33.54 28.13 25.0629.19 23.62 24.87 24.04 26.53 26.89313.15 296.10 275.99 266.33 251.53 252.0731.32 29.61 27.60 26.63 25.15 25.21
PARAMETER NOTASI SATUANBULAN
JAN FEB MAR APR MEI JUN
Temperatur t 33.16 34.82 35.42 34.48 34.70 33.88Tekanan Uap Jenuh es mm/Hg #VALUE! ### ### ### #VALUE! ###Kelembaban Relatif P % 71.93 70.75 69.53 69.50 68.45 68.38Tekanan Uap di Udara ea mm/Hg #VALUE! ### ### ### #VALUE! ###Kecepatan Angin V mile/hari 8.15 7.12 8.58 8.23 7.69 7.19
Evaporasi (hari) mm/hari #VALUE! ### ### ### #VALUE! ###
Evaporasi (bulan) mm/bln #VALUE! ### ### ### #VALUE! ###Sumber : Hasil Perhitungan Konsultan 2011
oC
Ehari
Ebulan
BULANJUL AGT SEP OKT NOV DES
34.10 33.70 35.04 34.38 33.72 33.38### #VALUE! ### ### ### ###
68.88 68.57 67.82 69.30 68.82 66.93### #VALUE! ### ### ### ###6.07 6.56 5.81 6.00 8.44 8.99
### #VALUE! ### ### ### ###
### #VALUE! ### ### ### ###
ea (mbar)0 6.11 6.62 7.13 7.64 8.15 8.76 9.37 108 10.79 11.5
10 12.311 13.112 1413 1514 16.115 1716 18.217 19.418 20.619 2220 23.421 24.922 26.423 28.124 29.825 31.726 33.627 35.728 37.8 C 33.16 34.82 35.42 34.48 34.70 33.8829 40.1 es ### ### ### ### ### ###30 42.431 44.932 47.633 50.334 53.235 56.236 59.437 62.838 66.339 69.9
Tabel … Saturation Vapour Pressure (ea) in mbar as Function of Mean Air Temperature (T) in oC.
Temp (oC)
34.10 33.70 35.04 34.38 33.72 33.38 33.16 35.42### ### ### ### ### ###
MENGHITUNG EVAPOTRANSPIRASI
BESARAN JAN FEB MAR APR MEI JUN JUL
33.16 34.82 35.42 34.48 34.70 33.88 34.10Kec. Angin, U (Knots) 8.15 7.12 8.58 8.23 7.69 7.19 6.07Kec. Angin, U (Km/hr) 15.11 13.20 15.89 15.25 14.24 13.33 11.25
f(U)=0.27(1+U/100) 0.31 0.31 0.31 0.31 0.31 0.31 0.30Sunshine, n/N (%) 35.50 42.00 37.33 40.67 50.17 46.17 49.67
RH (%) 71.93 70.75 69.53 69.50 68.45 68.38 68.88ea (mbar) (Tabel2.2) #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!
ed = ea x RH/100 #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!W (Tabel2.5) #VALUE! 0.82 0.83 #VALUE! #VALUE! #VALUE! #VALUE!
1-W #VALUE! 0.18 0.17 #VALUE! #VALUE! #VALUE! #VALUE!Ra (Tabel 2.6) 15.30 15.90 15.60 15.10 14.10 13.50 13.70
Rs = (0,25 + 0,5 n/N) Ra 6.54 7.31 6.81 6.85 7.06 6.49 6.83Rns = (1 - a) Rs ; a = 0,25 4.91 5.49 5.11 5.13 5.30 4.87 5.12
f(T) (Tabel 2.9) #VALUE! 17.86 17.98 #VALUE! #VALUE! #VALUE! #VALUE!f(ed) = 0,34 - 0,044 SQRT (ed) #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!
f(n/N) = 0,1 + 0,9 n/N 0.42 0.48 0.44 0.47 0.55 0.52 0.55Rn1 = f(T) ´ f(ed) ´ f(n/N) #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!
Rn = Rns - Rn1 #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!U (m/det) 0.17 0.15 0.18 0.18 0.16 0.15 0.13
1.00 1.00 1.00 1.00 1.00 1.00 1.00C (konstanta) 1.10 1.10 1.00 0.90 0.90 0.90 0.90
ET=C(W.Rn+(1-W)(ea-ed).f(U)) #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!ET (mm/bulan) #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!
Sumber : Hasil Perhitungan Konsultan 2011
Temperatur, t (oC)
Usiang / Umalam
AGT SEP OKT NOV DES
33.70 35.04 34.38 33.72 33.386.56 5.81 6.00 8.44 8.9912.15 10.76 11.12 15.64 16.660.30 0.30 0.30 0.31 0.3144.67 38.83 39.00 41.50 45.0068.57 67.82 69.30 68.82 66.93
#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!
14.50 15.20 15.50 16.30 15.106.86 6.75 6.90 7.46 7.175.15 5.06 5.17 5.59 5.38
#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!
0.50 0.45 0.45 0.47 0.51#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!
0.14 0.12 0.13 0.18 0.19
1.00 1.00 1.00 1.00 1.001.10 1.10 1.10 1.10 1.10
#VALUE! #VALUE! #VALUE! #VALUE! #VALUE!#VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE! #VALUE!