S
M
T
W
T
F
S
29
41°
22°
30
38°
21°
1
38°
23°
2
39°
31°
3
47°
28°
4
50°
23°
5
41°
24°
6
36°
24°
7
41°
26°
8
44°
28°
9
42°
20°
10
36°
19°
11
Hist. Avg.
46°
32°
12
Hist. Avg.
46°
32°
13
Hist. Avg.
46°
31°
14
Hist. Avg.
45°
31°
15
Hist. Avg.
45°
31°
16
Hist. Avg.
45°
31°
17
Hist. Avg.
44°
30°
18
Hist. Avg.
44°
30°
19
Hist. Avg.
44°
30°
20
Hist. Avg.
44°
30°
21
Hist. Avg.
43°
30°
22
Hist. Avg.
43°
29°
23
Hist. Avg.
43°
29°
24
Hist. Avg.
42°
29°
25
Hist. Avg.
42°
29°
26
Hist. Avg.
42°
28°
27
Hist. Avg.
42°
28°
28
Hist. Avg.
42°
28°
29
Hist. Avg.
41°
28°
30
Hist. Avg.
41°
28°
31
Hist. Avg.
41°
28°
1
Hist. Avg.
41°
27°
2
Hist. Avg.
41°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in River Vale Township
River Vale Township's December 2026 forecast shows daily high temperatures ranging from 36° to 50°, with overnight lows between 19° and 31°. The average high for December is 41° with an average low of 24°. 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 River Vale Township. See also: January | February | March.
