S
M
T
W
T
F
S
31
72°
43°
1
84°
47°
2
89°
54°
3
72°
56°
4
71°
54°
5
65°
54°
6
62°
45°
7
67°
52°
8
60°
52°
9
66°
50°
10
67°
48°
11
72°
51°
12
80°
55°
13
87°
60°
14
93°
61°
15
94°
63°
16
93°
59°
17
88°
56°
18
85°
56°
19
74°
53°
20
75°
55°
21
74°
58°
22
70°
58°
23
72°
56°
24
77°
57°
25
78°
55°
26
76°
53°
27
79°
54°
28
78°
53°
29
73°
54°
30
71°
53°
1
73°
55°
2
80°
59°
3
73°
59°
4
77°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in West Haven-Sylvan
West Haven-Sylvan's June 2026 forecast shows daily high temperatures ranging from 60° to 94°, with overnight lows between 45° and 63°. The average high for June is 76° with an average low of 55°. 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 West Haven-Sylvan. See also: July | August | September.
