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| Climatological Information for Suwa, Japan |
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| Location of weather station : 36.1 N, 138.1 E, altitude : 760 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 |
3.2 |
4.0 |
8.3 |
15.8 |
20.9 |
23.7 |
27.3 |
28.7 |
23.7 |
17.5 |
12.1 |
6.4 |
Mean Temperature (deg. C) |
1961-1990 |
-2.0 |
-1.4 |
2.5 |
9.5 |
14.7 |
18.5 |
22.3 |
23.2 |
18.8 |
12.0 |
6.4 |
1.1 |
Mean Minimum Temperature (deg. C) |
1961-1990 |
-6.8 |
-6.3 |
-2.5 |
3.9 |
9.1 |
14.3 |
18.6 |
19.3 |
15.0 |
7.6 |
1.6 |
-3.5 |
| Rainfall Amount (mm) |
1961-1990 |
39.4 |
56.0 |
83.9 |
109.4 |
109.8 |
200.8 |
214.2 |
129.4 |
183.9 |
100.2 |
65.3 |
35.1 |
| Days with Rain* |
1961-1990 |
5.0 |
6.1 |
8.7 |
9.8 |
9.5 |
12.7 |
13.9 |
10.3 |
11.3 |
8.4 |
6.8 |
4.8 |
Mean Daily Sunshine Duration (hours) |
1961-1990 |
5.8 |
6.0 |
6.3 |
6.4 |
6.9 |
5.3 |
5.4 |
6.3 |
4.7 |
5.0 |
5.3 |
5.5 |
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| * denotes number of days with at least 1.0 mm of rainfall |
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