S
M
T
W
T
F
S
29
76°
51°
30
76°
50°
1
71°
49°
2
69°
50°
3
71°
50°
4
69°
52°
5
70°
57°
6
74°
58°
7
75°
57°
8
79°
49°
9
77°
53°
10
68°
56°
11
70°
55°
12
73°
57°
13
74°
55°
14
77°
48°
15
77°
47°
16
67°
51°
17
68°
54°
18
71°
54°
19
74°
56°
20
75°
55°
21
75°
56°
22
74°
56°
23
76°
55°
24
77°
56°
25
76°
54°
26
75°
54°
27
73°
53°
28
74°
54°
29
71°
47°
30
74°
44°
31
75°
43°
1
64°
46°
2
67°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Pasco
Pasco's December 2026 forecast shows daily high temperatures ranging from 64° to 79°, with overnight lows between 43° and 58°. The average high for December is 73° with an average low of 52°. 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 Pasco. See also: January | February | March.
