S
M
T
W
T
F
S
29
76°
55°
30
75°
55°
1
74°
54°
2
71°
52°
3
68°
50°
4
67°
47°
5
65°
45°
6
66°
45°
7
66°
48°
8
67°
48°
9
64°
50°
10
67°
49°
11
65°
43°
12
64°
41°
13
63°
42°
14
64°
44°
15
65°
43°
16
63°
43°
17
63°
44°
18
64°
43°
19
64°
44°
20
66°
44°
21
67°
46°
22
67°
47°
23
68°
43°
24
68°
41°
25
64°
42°
26
62°
42°
27
63°
43°
28
65°
44°
29
66°
44°
30
68°
46°
31
67°
45°
1
66°
42°
2
67°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Winterhaven
Winterhaven's December 2026 forecast shows daily high temperatures ranging from 62° to 76°, with overnight lows between 41° and 55°. The average high for December is 66° with an average low of 46°. 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 Winterhaven. See also: January | February | March.
