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