S
M
T
W
T
F
S
31
72°
62°
1
82°
60°
2
85°
55°
3
86°
64°
4
83°
65°
5
82°
62°
6
86°
58°
7
90°
67°
8
85°
68°
9
89°
66°
10
90°
65°
11
72°
58°
12
81°
59°
13
72°
57°
14
73°
53°
15
80°
48°
16
74°
53°
17
69°
58°
18
71°
51°
19
75°
47°
20
76°
53°
21
77°
52°
22
79°
49°
23
78°
57°
24
74°
59°
25
75°
56°
26
80°
53°
27
82°
65°
28
79°
70°
29
94°
65°
30
90°
65°
1
85°
66°
2
86°
68°
3
83°
66°
4
85°
64°
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 79° to 94°, with overnight lows between 64° and 70°. The average high for June is 86° with an average low of 66°. 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.