S
M
T
W
T
F
S
29
38°
32°
30
41°
32°
1
40°
31°
2
40°
31°
3
40°
32°
4
39°
31°
5
39°
31°
6
40°
32°
7
39°
31°
8
40°
31°
9
40°
30°
10
39°
31°
11
39°
31°
12
38°
30°
13
37°
31°
14
38°
31°
15
36°
30°
16
36°
31°
17
37°
28°
18
33°
30°
19
34°
30°
20
33°
29°
21
35°
30°
22
36°
30°
23
34°
28°
24
33°
28°
25
39°
30°
26
39°
30°
27
37°
27°
28
38°
23°
29
37°
22°
30
31°
23°
31
29°
23°
1
33°
25°
2
33°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in False Pass
False Pass's December 2026 forecast shows daily high temperatures ranging from 29° to 41°, with overnight lows between 22° and 32°. The average high for December is 37° with an average low of 29°. 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 False Pass. See also: January | February | March.