S
M
T
W
T
F
S
29
35°
19°
30
32°
18°
1
25°
17°
2
29°
18°
3
34°
19°
4
34°
18°
5
31°
17°
6
29°
15°
7
21°
14°
8
27°
16°
9
32°
17°
10
33°
16°
11
32°
16°
12
32°
15°
13
31°
16°
14
19°
10°
15
24°
11°
16
28°
10°
17
29°
7°
18
27°
3°
19
22°
-2°
20
16°
0°
21
14°
9°
22
28°
7°
23
27°
4°
24
24°
6°
25
23°
7°
26
24°
7°
27
26°
6°
28
27°
5°
29
25°
5°
30
21°
-5°
31
23°
-11°
1
13°
-9°
2
11°
3°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Leonard
Leonard's December 2026 forecast shows daily high temperatures ranging from 11° to 35°, with overnight lows between -11° and 19°. The average high for December is 26° with an average low of 9°. 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 Leonard. See also: January | February | March.
