S
M
T
W
T
F
S
29
64°
42°
30
66°
32°
1
52°
28°
2
50°
27°
3
54°
37°
4
58°
37°
5
53°
34°
6
51°
31°
7
51°
26°
8
48°
25°
9
48°
25°
10
49°
29°
11
53°
29°
12
58°
34°
13
54°
35°
14
53°
28°
15
51°
27°
16
48°
31°
17
49°
27°
18
48°
24°
19
47°
23°
20
47°
25°
21
50°
28°
22
54°
27°
23
48°
24°
24
46°
23°
25
46°
26°
26
47°
31°
27
48°
28°
28
49°
26°
29
48°
25°
30
47°
25°
31
48°
22°
1
46°
24°
2
47°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Henrietta
Henrietta's December 2026 forecast shows daily high temperatures ranging from 46° to 66°, with overnight lows between 22° and 42°. The average high for December is 51° with an average low of 28°. 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 Henrietta. See also: January | February | March.