S
M
T
W
T
F
S
31
65°
45°
1
73°
51°
2
77°
54°
3
69°
54°
4
64°
52°
5
61°
48°
6
59°
48°
7
61°
48°
8
65°
51°
9
66°
52°
10
66°
51°
11
66°
51°
12
66°
53°
13
70°
54°
14
74°
59°
15
64°
56°
16
65°
56°
17
72°
57°
18
72°
56°
19
65°
53°
20
68°
56°
21
71°
57°
22
73°
57°
23
70°
56°
24
66°
55°
25
67°
55°
26
69°
54°
27
64°
53°
28
65°
57°
29
66°
55°
30
67°
56°
1
66°
55°
2
70°
58°
3
75°
59°
4
75°
59°
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 59° to 77°, with overnight lows between 48° and 59°. The average high for June is 68° with an average low of 54°. 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.