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| Climatological Information for Hakodate, Japan |
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| Location of weather station : 41.8 N, 140.8 E, altitude : 33 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 |
0.1 |
0.6 |
4.5 |
11.2 |
16.4 |
19.5 |
23.2 |
25.5 |
22.0 |
16.3 |
9.3 |
3.1 |
Mean Temperature (deg. C) |
1961-1990 |
-3.4 |
-3.0 |
0.6 |
6.6 |
11.5 |
15.3 |
19.3 |
21.6 |
17.5 |
11.3 |
5.1 |
-0.4 |
Mean Minimum Temperature (deg. C) |
1961-1990 |
-7.4 |
-7.2 |
-3.4 |
2.0 |
6.8 |
11.4 |
16.0 |
18.1 |
13.1 |
6.2 |
0.7 |
-4.2 |
| Rainfall Amount (mm) |
1961-1990 |
71.3 |
58.5 |
62.3 |
77.3 |
72.4 |
81.5 |
114.0 |
157.6 |
175.9 |
99.9 |
103.6 |
80.7 |
| Days with Rain* |
1961-1990 |
15.7 |
12.7 |
11.5 |
9.1 |
8.7 |
7.7 |
8.9 |
9.8 |
11.1 |
9.9 |
13.3 |
15.5 |
Mean Daily Sunshine Duration (hours) |
1961-1990 |
3.4 |
4.1 |
5.3 |
6.2 |
6.6 |
5.7 |
4.7 |
4.9 |
5.3 |
5.5 |
3.7 |
2.8 |
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| * denotes number of days with at least 1.0 mm of rainfall |
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