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
79°
51°
10
81°
56°
11
88°
63°
12
88°
67°
13
88°
64°
14
79°
65°
15
78°
58°
16
72°
58°
17
73°
61°
18
76°
68°
19
83°
65°
20
79°
64°
21
80°
63°
22
74°
62°
23
77°
63°
24
76°
62°
25
78°
64°
26
77°
63°
27
80°
62°
28
78°
61°
29
77°
62°
30
77°
61°
1
78°
62°
2
78°
64°
3
77°
68°
4
78°
66°
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 72° to 83°, with overnight lows between 58° and 68°. The average high for June is 77° 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.