S
M
T
W
T
F
S
31
74°
51°
1
78°
50°
2
75°
55°
3
80°
50°
4
87°
65°
5
88°
68°
6
80°
66°
7
84°
62°
8
81°
64°
9
88°
67°
10
84°
66°
11
87°
69°
12
89°
68°
13
87°
66°
14
86°
65°
15
82°
63°
16
83°
64°
17
81°
70°
18
82°
65°
19
84°
66°
20
81°
67°
21
85°
60°
22
76°
59°
23
77°
67°
24
83°
69°
25
86°
67°
26
85°
64°
27
78°
63°
28
79°
67°
29
79°
67°
30
80°
66°
1
80°
66°
2
81°
67°
3
84°
68°
4
87°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Millbury
Millbury's June 2026 forecast shows daily high temperatures ranging from 76° to 89°, with overnight lows between 59° and 70°. The average high for June is 83° 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 Millbury. See also: July | August | September.