S
M
T
W
T
F
S
29
37°
18°
30
26°
13°
1
23°
18°
2
35°
20°
3
36°
19°
4
32°
19°
5
32°
17°
6
29°
14°
7
23°
15°
8
33°
17°
9
34°
17°
10
34°
16°
11
33°
16°
12
33°
16°
13
34°
16°
14
25°
12°
15
27°
13°
16
27°
6°
17
28°
7°
18
22°
-5°
19
19°
-6°
20
14°
10°
21
27°
11°
22
27°
6°
23
26°
7°
24
20°
6°
25
26°
8°
26
25°
6°
27
25°
-5°
28
21°
-8°
29
13°
-8°
30
11°
-7°
31
10°
-8°
1
10°
5°
2
14°
6°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Upham
Upham's December 2026 forecast shows daily high temperatures ranging from 10° to 37°, with overnight lows between -8° and 20°. The average high for December is 25° with an average low of 9°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Upham. See also: January | February | March.
