S
M
T
W
T
F
S
29
61°
46°
30
60°
45°
1
60°
45°
2
59°
44°
3
60°
45°
4
62°
45°
5
61°
44°
6
61°
44°
7
60°
45°
8
60°
44°
9
55°
40°
10
56°
44°
11
52°
35°
12
56°
36°
13
55°
41°
14
59°
43°
15
61°
45°
16
60°
39°
17
58°
39°
18
51°
42°
19
51°
45°
20
52°
44°
21
54°
34°
22
52°
32°
23
48°
34°
24
50°
38°
25
53°
40°
26
53°
38°
27
49°
40°
28
48°
34°
29
48°
35°
30
49°
32°
31
49°
32°
1
48°
34°
2
49°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Fresno
Fresno's December 2026 forecast shows daily high temperatures ranging from 48° to 62°, with overnight lows between 32° and 46°. The average high for December is 55° with an average low of 40°. 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 Fresno. See also: January | February | March.
