S
M
T
W
T
F
S
28
84°
65°
29
83°
65°
30
84°
64°
1
81°
65°
2
80°
62°
3
76°
59°
4
77°
57°
5
78°
60°
6
79°
64°
7
80°
65°
8
79°
65°
9
83°
66°
10
79°
57°
11
80°
62°
12
79°
63°
13
82°
64°
14
87°
57°
15
79°
62°
16
83°
64°
17
80°
62°
18
81°
58°
19
79°
56°
20
79°
57°
21
82°
64°
22
82°
59°
23
80°
57°
24
78°
58°
25
78°
62°
26
80°
64°
27
79°
64°
28
85°
60°
29
80°
56°
30
77°
55°
31
77°
55°
1
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Three Rivers
Three Rivers's July 2026 forecast shows daily high temperatures ranging from 76° to 87°, with overnight lows between 55° and 66°. The average high for July is 80° with an average low of 61°. 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 Three Rivers. See also: August | September | October.