S
M
T
W
T
F
S
31
73°
41°
1
64°
46°
2
79°
48°
3
84°
57°
4
86°
55°
5
90°
55°
6
88°
59°
7
84°
59°
8
77°
55°
9
79°
55°
10
82°
61°
11
93°
66°
12
93°
72°
13
86°
66°
14
88°
63°
15
77°
59°
16
75°
55°
17
79°
57°
18
82°
63°
19
81°
64°
20
82°
61°
21
81°
57°
22
70°
63°
23
75°
61°
24
84°
58°
25
84°
65°
26
78°
65°
27
79°
61°
28
81°
62°
29
84°
61°
30
81°
62°
1
85°
65°
2
83°
66°
3
81°
66°
4
83°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Haddam
Haddam's June 2026 forecast shows daily high temperatures ranging from 70° to 85°, with overnight lows between 58° and 66°. The average high for June is 81° 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 Haddam. See also: July | August | September.