S
M
T
W
T
F
S
29
46°
29°
30
45°
27°
1
44°
30°
2
44°
31°
3
49°
30°
4
47°
31°
5
43°
26°
6
42°
25°
7
40°
23°
8
38°
24°
9
38°
22°
10
40°
24°
11
38°
27°
12
Hist. Avg.
46°
27°
13
Hist. Avg.
45°
27°
14
Hist. Avg.
45°
26°
15
Hist. Avg.
45°
26°
16
Hist. Avg.
45°
26°
17
Hist. Avg.
44°
26°
18
Hist. Avg.
44°
26°
19
Hist. Avg.
44°
26°
20
Hist. Avg.
44°
25°
21
Hist. Avg.
44°
25°
22
Hist. Avg.
43°
25°
23
Hist. Avg.
43°
25°
24
Hist. Avg.
43°
24°
25
Hist. Avg.
43°
24°
26
Hist. Avg.
43°
24°
27
Hist. Avg.
42°
24°
28
Hist. Avg.
42°
24°
29
Hist. Avg.
42°
24°
30
Hist. Avg.
42°
23°
31
Hist. Avg.
42°
23°
1
Hist. Avg.
42°
23°
2
Hist. Avg.
42°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Red Lion
Red Lion's December 2026 forecast shows daily high temperatures ranging from 38° to 49°, with overnight lows between 22° and 31°. The average high for December is 43° with an average low of 27°. 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 Red Lion. See also: January | February | March.