S
M
T
W
T
F
S
29
50°
36°
30
52°
36°
1
51°
37°
2
52°
35°
3
48°
29°
4
43°
26°
5
49°
34°
6
51°
33°
7
41°
29°
8
37°
23°
9
36°
21°
10
36°
23°
11
35°
29°
12
37°
27°
13
37°
25°
14
35°
17°
15
34°
22°
16
36°
26°
17
38°
30°
18
37°
25°
19
42°
21°
20
37°
17°
21
35°
16°
22
32°
19°
23
31°
22°
24
34°
22°
25
35°
21°
26
33°
16°
27
32°
14°
28
31°
10°
29
30°
13°
30
30°
24°
31
37°
19°
1
39°
15°
2
30°
11°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Prosperity
Prosperity's December 2026 forecast shows daily high temperatures ranging from 30° to 52°, with overnight lows between 10° and 37°. The average high for December is 38° with an average low of 24°. 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 Prosperity. See also: January | February | March.
