S
M
T
W
T
F
S
28
68°
55°
29
68°
55°
30
72°
55°
1
72°
54°
2
68°
52°
3
70°
46°
4
72°
63°
5
68°
61°
6
68°
63°
7
75°
61°
8
86°
63°
9
91°
61°
10
82°
58°
11
71°
56°
12
69°
52°
13
66°
53°
14
70°
56°
15
74°
57°
16
75°
58°
17
73°
57°
18
71°
56°
19
70°
54°
20
69°
54°
21
70°
55°
22
67°
56°
23
66°
55°
24
66°
56°
25
67°
56°
26
66°
55°
27
70°
56°
28
66°
53°
29
67°
57°
30
70°
57°
31
70°
56°
1
69°
56°
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 66° to 91°, with overnight lows between 52° and 61°. The average high for July is 71° with an average low of 56°. 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.