S
M
T
W
T
F
S
28
76°
59°
29
84°
59°
30
88°
72°
1
94°
68°
2
94°
68°
3
90°
65°
4
87°
61°
5
86°
61°
6
82°
60°
7
78°
59°
8
82°
59°
9
83°
60°
10
82°
60°
11
83°
58°
12
81°
57°
13
74°
52°
14
72°
51°
15
73°
54°
16
75°
56°
17
75°
58°
18
76°
59°
19
75°
59°
20
79°
60°
21
82°
60°
22
81°
59°
23
80°
60°
24
82°
59°
25
82°
60°
26
83°
61°
27
83°
61°
28
82°
60°
29
82°
59°
30
76°
56°
31
74°
54°
1
74°
55°
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 72° to 94°, with overnight lows between 51° and 72°. The average high for July is 81° 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 July weather will actually feel in Plainville. See also: August | September | October.