Average data for 10 years
1 December
Sunday
+14°
+12°
2 December
Monday
+14°
+11°
3 December
Tuesday
+14°
+12°
4 December
Wednesday
+13°
+11°
5 December
Thursday
+13°
+11°
6 December
Friday
+12°
+9°
7 December
Saturday
+11°
+10°
8 December
Sunday
+12°
+10°
9 December
Monday
+13°
+11°
10 December
Tuesday
+13°
+10°
11 December
Wednesday
+12°
+10°
12 December
Thursday
+11°
+10°
13 December
Friday
+12°
+10°
14 December
Saturday
+11°
+9°
15 December
Sunday
+11°
+8°
16 December
Monday
+9°
+7°
17 December
Tuesday
+10°
+8°
18 December
Wednesday
+10°
+8°
19 December
Thursday
+11°
+9°
20 December
Friday
+11°
+9°
21 December
Saturday
+12°
+10°
22 December
Sunday
+12°
+10°
23 December
Monday
+11°
+9°
24 December
Tuesday
+9°
+8°
25 December
Wednesday
+10°
+8°
26 December
Thursday
+8°
+6°
27 December
Friday
+9°
+7°
28 December
Saturday
+9°
+7°
29 December
Sunday
+10°
+8°
30 December
Monday
+10°
+8°
31 December
Tuesday
+10°
+8°
December in Hamamatsu is the windiest month of the year. In December, the weather in Hamamatsu is typically warm. Average daily high temperature in December is about 11 degrees above zero. On average, Hamamatsu has 23 sunny, 4 rainy, and 4 partly cloudy days in December. The rains are usually heavy.