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