S
M
T
W
T
F
S
28
78°
58°
29
75°
57°
30
81°
59°
1
75°
61°
2
77°
55°
3
75°
56°
4
76°
62°
5
78°
62°
6
84°
65°
7
83°
64°
8
77°
61°
9
78°
65°
10
85°
65°
11
83°
63°
12
85°
64°
13
81°
64°
14
84°
65°
15
85°
64°
16
80°
59°
17
77°
59°
18
78°
61°
19
79°
57°
20
76°
56°
21
77°
57°
22
83°
64°
23
85°
65°
24
86°
65°
25
83°
60°
26
77°
56°
27
83°
60°
28
84°
60°
29
86°
58°
30
78°
55°
31
83°
56°
1
79°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Cosmos
Cosmos's July 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 55° and 65°. The average high for July is 80° with an average low of 60°. 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 Cosmos. See also: August | September | October.