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| Climatological Information for Tomakomai, Japan |
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| Location of weather station : 42.6 N, 141.6 E, altitude : 6 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 |
-0.4 |
-0.3 |
2.9 |
8.3 |
13.0 |
16.2 |
20.1 |
22.7 |
20.5 |
15.2 |
8.4 |
2.6 |
Mean Temperature (deg. C) |
1961-1990 |
-4.6 |
-4.2 |
-0.6 |
4.6 |
9.3 |
13.2 |
17.5 |
20.1 |
16.7 |
10.5 |
4.2 |
-1.4 |
Mean Minimum Temperature (deg. C) |
1961-1990 |
-9.3 |
-8.9 |
-4.5 |
0.9 |
5.8 |
10.6 |
15.4 |
17.5 |
12.4 |
5.1 |
-0.5 |
-5.8 |
| Rainfall Amount (mm) |
1961-1990 |
36.3 |
36.5 |
53.7 |
91.8 |
105.8 |
122.6 |
160.7 |
197.2 |
173.6 |
115.1 |
81.6 |
51.3 |
| Days with Rain* |
1961-1990 |
6.6 |
6.6 |
8.7 |
8.9 |
9.6 |
9.1 |
10.8 |
11.6 |
10.4 |
8.8 |
8.8 |
8.3 |
Mean Daily Sunshine Duration (hours) |
1961-1990 |
4.7 |
5.2 |
5.7 |
5.8 |
5.9 |
4.5 |
3.7 |
3.9 |
5.4 |
5.5 |
4.4 |
4.1 |
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| * denotes number of days with at least 1.0 mm of rainfall |
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