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