S
M
T
W
T
F
S
28
66°
49°
29
72°
51°
30
79°
54°
1
83°
57°
2
87°
51°
3
91°
59°
4
98°
56°
5
97°
62°
6
92°
66°
7
95°
62°
8
99°
63°
9
95°
60°
10
101°
66°
11
104°
66°
12
92°
68°
13
92°
67°
14
94°
68°
15
97°
66°
16
98°
68°
17
96°
67°
18
94°
67°
19
95°
66°
20
93°
60°
21
96°
66°
22
97°
67°
23
98°
68°
24
98°
68°
25
97°
67°
26
97°
67°
27
96°
66°
28
97°
67°
29
96°
66°
30
96°
66°
31
95°
67°
1
97°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Caldwell
Caldwell's July 2026 forecast shows daily high temperatures ranging from 92° to 104°, with overnight lows between 60° and 68°. The average high for July is 96° 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 Caldwell. See also: August | September | October.