S
M
T
W
T
F
S
28
83°
63°
29
90°
69°
30
90°
68°
1
89°
63°
2
84°
63°
3
87°
69°
4
91°
69°
5
91°
63°
6
87°
63°
7
85°
62°
8
83°
62°
9
84°
63°
10
84°
62°
11
85°
64°
12
86°
68°
13
87°
69°
14
88°
63°
15
86°
64°
16
86°
63°
17
87°
69°
18
89°
68°
19
85°
64°
20
84°
63°
21
84°
63°
22
85°
64°
23
86°
67°
24
88°
67°
25
87°
65°
26
89°
67°
27
85°
62°
28
84°
62°
29
85°
65°
30
84°
69°
31
89°
63°
1
85°
64°
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 83° to 91°, with overnight lows between 62° and 69°. The average high for July is 86° with an average low of 65°. 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.