S
M
T
W
T
F
S
28
95°
79°
29
97°
77°
30
95°
75°
1
95°
75°
2
95°
76°
3
96°
75°
4
95°
75°
5
98°
77°
6
97°
76°
7
96°
77°
8
97°
76°
9
96°
77°
10
97°
76°
11
94°
72°
12
96°
74°
13
95°
75°
14
95°
75°
15
96°
74°
16
96°
75°
17
95°
75°
18
96°
74°
19
90°
75°
20
90°
74°
21
91°
75°
22
91°
75°
23
92°
74°
24
91°
75°
25
94°
74°
26
95°
75°
27
95°
75°
28
96°
74°
29
97°
75°
30
97°
75°
31
96°
74°
1
96°
75°
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 90° to 98°, with overnight lows between 72° and 79°. The average high for July is 95° with an average low of 75°. 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.