S
M
T
W
T
F
S
28
83°
61°
29
87°
62°
30
90°
70°
1
91°
70°
2
94°
71°
3
89°
66°
4
84°
63°
5
84°
64°
6
85°
65°
7
83°
63°
8
83°
64°
9
84°
61°
10
81°
64°
11
79°
63°
12
80°
65°
13
80°
64°
14
81°
64°
15
80°
63°
16
83°
65°
17
80°
65°
18
86°
66°
19
86°
66°
20
85°
65°
21
86°
64°
22
83°
65°
23
84°
66°
24
86°
65°
25
85°
64°
26
80°
61°
27
85°
65°
28
85°
65°
29
80°
64°
30
85°
61°
31
80°
58°
1
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Plainville
Plainville's July 2026 forecast shows daily high temperatures ranging from 79° to 94°, with overnight lows between 58° and 71°. The average high for July is 84° with an average low of 64°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Plainville. See also: August | September | October.