S
M
T
W
T
F
S
31
67°
38°
1
61°
42°
2
73°
41°
3
75°
51°
4
74°
54°
5
80°
58°
6
80°
62°
7
73°
53°
8
67°
54°
9
71°
56°
10
72°
59°
11
75°
60°
12
73°
60°
13
73°
59°
14
74°
61°
15
75°
62°
16
76°
56°
17
70°
60°
18
71°
62°
19
75°
62°
20
75°
60°
21
76°
60°
22
72°
57°
23
71°
57°
24
72°
63°
25
73°
65°
26
79°
63°
27
76°
59°
28
73°
60°
29
74°
59°
30
73°
59°
1
75°
60°
2
74°
61°
3
79°
66°
4
81°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Center Groton
Center Groton's June 2026 forecast shows daily high temperatures ranging from 67° to 81°, with overnight lows between 51° and 66°. The average high for June is 74° with an average low of 59°. 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 Center Groton. See also: July | August | September.