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