S
M
T
W
T
F
S
31
70°
41°
1
61°
39°
2
74°
37°
3
79°
43°
4
80°
49°
5
87°
51°
6
81°
55°
7
82°
58°
8
76°
50°
9
78°
58°
10
75°
64°
11
79°
65°
12
82°
63°
13
79°
59°
14
84°
64°
15
77°
64°
16
75°
62°
17
76°
61°
18
80°
63°
19
80°
65°
20
79°
64°
21
80°
63°
22
81°
62°
23
76°
62°
24
75°
61°
25
76°
64°
26
78°
62°
27
77°
67°
28
81°
66°
29
78°
63°
30
77°
62°
1
78°
66°
2
79°
66°
3
78°
64°
4
79°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Fairhaven
Fairhaven's June 2026 forecast shows daily high temperatures ranging from 75° to 84°, with overnight lows between 58° and 68°. The average high for June is 78° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Fairhaven. See also: July | August | September.