Average data for 10 years
1 December
Sunday
+7°
+2°
2 December
Monday
+5°
+1°
3 December
Tuesday
+5°
−1°
4 December
Wednesday
+4°
−1°
5 December
Thursday
+5°
+1°
6 December
Friday
+4°
+1°
7 December
Saturday
+5°
0°
8 December
Sunday
+4°
0°
9 December
Monday
+5°
+1°
10 December
Tuesday
+5°
+1°
11 December
Wednesday
+5°
+2°
12 December
Thursday
+5°
0°
13 December
Friday
+3°
−1°
14 December
Saturday
+2°
−2°
15 December
Sunday
+2°
−1°
16 December
Monday
+2°
−1°
17 December
Tuesday
+2°
−1°
18 December
Wednesday
+2°
−1°
19 December
Thursday
+1°
−3°
20 December
Friday
+2°
−1°
21 December
Saturday
+3°
−1°
22 December
Sunday
+1°
−2°
23 December
Monday
+3°
−2°
24 December
Tuesday
+2°
−3°
25 December
Wednesday
0°
−3°
26 December
Thursday
+1°
−2°
27 December
Friday
+2°
−1°
28 December
Saturday
+3°
−2°
29 December
Sunday
+3°
−1°
30 December
Monday
+5°
−5°
31 December
Tuesday
+5°
−5°
Cities with similar weather in December
Hungary
Budapest
Kyrgyzstan
Bishkek
Kazakhstan
Aktau
United States
Boston
Romania
Bucharest
In December, the weather in Flagstaff is typically cold. Average daily high temperature in December is about 3 degrees above zero. On average, Flagstaff has 13 sunny, 13 partly cloudy, 4 rainy, and 1 cloudy day in December. The rains are usually light. December as well as January, February, and July is considered the most uncomfortable time to visit Flagstaff.