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| Climatological Information for Birjand, Iran |
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| Location of weather station : 32.9 N, 59.2 E, altitude : 1491 m |
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 Data Period |
 Jan |
 Feb |
 Mar |
 Apr |
 May |
 Jun |
 Jul |
 Aug |
 Sep |
 Oct |
 Nov |
 Dec |
Mean Maximum Temperature (deg. C) |
1961-1990 |
11.0 |
13.1 |
18.8 |
24.7 |
30.6 |
35.2 |
35.6 |
34.3 |
31.7 |
26.6 |
19.7 |
13.4 |
Mean Temperature (deg. C) |
1961-1990 |
4.0 |
6.2 |
11.7 |
17.6 |
23.3 |
27.9 |
28.8 |
26.8 |
23.1 |
17.5 |
10.8 |
5.8 |
Mean Minimum Temperature (deg. C) |
1961-1990 |
-2.3 |
-0.3 |
4.4 |
9.6 |
13.9 |
17.9 |
19.7 |
17.1 |
12.1 |
7.3 |
2.2 |
-1.2 |
| Rainfall Amount (mm) |
1961-1990 |
31.3 |
32.4 |
35.1 |
31.6 |
7.1 |
0.3 |
0.1 |
0.2 |
0.0 |
2.6 |
8.4 |
19.7 |
| Days with Rain* |
1961-1990 |
5.4 |
5.5 |
6.2 |
4.7 |
1.6 |
0.2 |
0.0 |
0.1 |
0.0 |
0.8 |
1.8 |
3.8 |
Mean Daily Sunshine Duration (hours) |
1961-1990 |
6.3 |
6.7 |
6.8 |
7.7 |
9.8 |
11.2 |
11.2 |
11.3 |
9.9 |
9.2 |
7.7 |
6.3 |
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| * denotes number of days with at least 1.0 mm of rainfall |
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