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