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