S
M
T
W
T
F
S
29
38°
29°
30
37°
26°
1
37°
25°
2
38°
27°
3
38°
31°
4
41°
31°
5
42°
34°
6
43°
32°
7
38°
33°
8
35°
33°
9
36°
30°
10
35°
29°
11
47°
31°
12
44°
32°
13
41°
29°
14
40°
25°
15
37°
24°
16
33°
26°
17
34°
28°
18
37°
32°
19
38°
33°
20
40°
33°
21
42°
32°
22
44°
33°
23
44°
36°
24
47°
32°
25
47°
26°
26
46°
26°
27
33°
24°
28
34°
30°
29
39°
31°
30
42°
33°
31
44°
35°
1
45°
32°
2
46°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Northwest Harborcreek
Northwest Harborcreek's December 2026 forecast shows daily high temperatures ranging from 33° to 47°, with overnight lows between 24° and 36°. The average high for December is 40° with an average low of 30°. 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 Northwest Harborcreek. See also: January | February | March.