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| Climatological Information for Otaru, Japan |
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| Location of weather station : 43.2 N, 141.0 E, altitude : 25 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 |
-1.0 |
-0.5 |
3.4 |
10.5 |
16.5 |
19.9 |
23.7 |
25.5 |
21.6 |
15.3 |
7.9 |
1.8 |
Mean Temperature (deg. C) |
1961-1990 |
-3.7 |
-3.4 |
0.2 |
6.2 |
11.5 |
15.5 |
19.6 |
21.5 |
17.3 |
11.1 |
4.4 |
-1.0 |
Mean Minimum Temperature (deg. C) |
1961-1990 |
-6.6 |
-6.4 |
-2.9 |
2.3 |
7.2 |
11.8 |
16.3 |
18.1 |
13.5 |
7.1 |
1.1 |
-3.8 |
| Rainfall Amount (mm) |
1961-1990 |
131.6 |
101.2 |
80.7 |
61.2 |
58.1 |
58.5 |
75.1 |
125.4 |
133.3 |
140.9 |
131.7 |
128.0 |
| Days with Rain* |
1961-1990 |
21.3 |
17.4 |
15.2 |
9.1 |
8.8 |
7.9 |
8.3 |
9.3 |
11.7 |
14.5 |
16.9 |
19.4 |
Mean Daily Sunshine Duration (hours) |
1961-1990 |
2.2 |
3.0 |
4.5 |
6.0 |
6.4 |
6.3 |
5.6 |
5.4 |
5.6 |
4.7 |
2.8 |
2.0 |
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| * denotes number of days with at least 1.0 mm of rainfall |
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