S
M
T
W
T
F
S
28
68°
52°
29
69°
50°
30
73°
51°
1
72°
51°
2
76°
53°
3
80°
54°
4
79°
56°
5
74°
53°
6
80°
57°
7
75°
57°
8
70°
55°
9
69°
54°
10
69°
53°
11
70°
52°
12
77°
57°
13
76°
55°
14
72°
54°
15
71°
54°
16
71°
54°
17
72°
54°
18
78°
58°
19
80°
57°
20
76°
55°
21
80°
58°
22
80°
58°
23
79°
59°
24
80°
58°
25
80°
58°
26
81°
59°
27
80°
58°
28
73°
57°
29
72°
56°
30
72°
56°
31
73°
55°
1
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Chilliwack
Chilliwack's July 2026 forecast shows daily high temperatures ranging from 68° to 81°, with overnight lows between 50° and 59°. The average high for July is 75° 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 Chilliwack. See also: August | September | October.