S
M
T
W
T
F
S
28
69°
52°
29
68°
55°
30
71°
54°
1
74°
55°
2
68°
56°
3
69°
58°
4
68°
58°
5
67°
57°
6
66°
58°
7
67°
58°
8
69°
57°
9
67°
58°
10
68°
56°
11
71°
59°
12
76°
60°
13
77°
60°
14
76°
59°
15
76°
60°
16
77°
60°
17
78°
61°
18
78°
62°
19
77°
62°
20
78°
61°
21
77°
61°
22
77°
60°
23
76°
61°
24
78°
61°
25
79°
62°
26
78°
62°
27
76°
54°
28
78°
60°
29
78°
60°
30
79°
51°
31
76°
54°
1
77°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Fairhaven
Fairhaven's July 2026 forecast shows daily high temperatures ranging from 66° to 79°, with overnight lows between 51° and 62°. The average high for July is 74° 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 Fairhaven. See also: August | September | October.