S
M
T
W
T
F
S
28
70°
60°
29
71°
61°
30
72°
61°
1
72°
60°
2
71°
61°
3
71°
61°
4
70°
60°
5
70°
58°
6
69°
59°
7
70°
59°
8
70°
58°
9
69°
59°
10
70°
58°
11
69°
59°
12
68°
59°
13
66°
57°
14
65°
59°
15
65°
57°
16
66°
58°
17
65°
55°
18
65°
54°
19
66°
53°
20
65°
55°
21
66°
54°
22
66°
55°
23
67°
58°
24
67°
59°
25
68°
57°
26
68°
58°
27
69°
60°
28
71°
56°
29
67°
60°
30
67°
60°
31
69°
57°
1
68°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Brest
Brest's July 2026 forecast shows daily high temperatures ranging from 65° to 72°, with overnight lows between 53° and 61°. The average high for July is 68° with an average low of 58°. 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 Brest. See also: August | September | October.