S
M
T
W
T
F
S
28
78°
56°
29
80°
54°
30
71°
51°
1
69°
50°
2
73°
53°
3
76°
53°
4
73°
54°
5
69°
50°
6
69°
51°
7
70°
50°
8
74°
53°
9
73°
52°
10
72°
53°
11
77°
52°
12
80°
57°
13
82°
57°
14
81°
56°
15
81°
57°
16
82°
58°
17
83°
59°
18
84°
60°
19
82°
58°
20
83°
58°
21
83°
57°
22
82°
58°
23
82°
58°
24
83°
57°
25
84°
59°
26
84°
59°
27
82°
55°
28
83°
55°
29
83°
56°
30
84°
51°
31
79°
50°
1
80°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Centralia
Centralia's July 2026 forecast shows daily high temperatures ranging from 69° to 84°, with overnight lows between 50° and 60°. The average high for July is 79° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Centralia. See also: August | September | October.