S
M
T
W
T
F
S
28
82°
67°
29
83°
64°
30
81°
65°
1
78°
62°
2
78°
64°
3
77°
68°
4
78°
66°
5
78°
64°
6
79°
66°
7
80°
69°
8
85°
70°
9
86°
67°
10
79°
66°
11
80°
67°
12
82°
70°
13
81°
67°
14
80°
65°
15
81°
69°
16
81°
70°
17
82°
70°
18
82°
67°
19
79°
70°
20
81°
72°
21
83°
71°
22
81°
71°
23
80°
70°
24
80°
69°
25
81°
68°
26
82°
68°
27
82°
71°
28
83°
69°
29
83°
68°
30
85°
71°
31
83°
66°
1
82°
70°
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 77° to 86°, with overnight lows between 62° and 72°. The average high for July is 81° with an average low of 68°. 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.