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