S
M
T
W
T
F
S
29
57°
37°
30
56°
37°
1
57°
41°
2
62°
42°
3
61°
43°
4
56°
40°
5
60°
39°
6
60°
39°
7
61°
41°
8
61°
43°
9
60°
40°
10
60°
42°
11
61°
44°
12
61°
43°
13
60°
42°
14
58°
40°
15
59°
37°
16
54°
38°
17
55°
39°
18
59°
38°
19
58°
36°
20
58°
37°
21
54°
38°
22
58°
40°
23
58°
40°
24
59°
44°
25
58°
45°
26
58°
33°
27
50°
36°
28
50°
43°
29
53°
40°
30
57°
43°
31
59°
44°
1
61°
40°
2
57°
33°
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 50° to 62°, with overnight lows between 33° and 45°. The average high for December is 58° 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.
