S
M
T
W
T
F
S
28
83°
74°
29
93°
76°
30
95°
72°
1
94°
76°
2
95°
72°
3
92°
73°
4
93°
72°
5
87°
68°
6
86°
67°
7
87°
65°
8
88°
67°
9
86°
64°
10
85°
65°
11
94°
69°
12
84°
64°
13
82°
58°
14
80°
58°
15
80°
59°
16
83°
62°
17
86°
64°
18
87°
65°
19
84°
62°
20
83°
63°
21
87°
65°
22
88°
66°
23
88°
66°
24
89°
67°
25
88°
65°
26
89°
66°
27
88°
66°
28
89°
65°
29
88°
65°
30
88°
64°
31
85°
61°
1
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Thomson
Thomson's July 2026 forecast shows daily high temperatures ranging from 80° to 95°, with overnight lows between 58° and 76°. The average high for July is 87° 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 July weather will actually feel in Thomson. See also: August | September | October.