S
M
T
W
T
F
S
28
79°
69°
29
86°
66°
30
89°
64°
1
96°
76°
2
99°
76°
3
99°
75°
4
98°
76°
5
96°
71°
6
88°
69°
7
90°
67°
8
89°
66°
9
90°
67°
10
89°
68°
11
90°
70°
12
93°
69°
13
90°
69°
14
93°
66°
15
82°
64°
16
83°
64°
17
86°
67°
18
86°
69°
19
89°
70°
20
89°
70°
21
84°
69°
22
85°
70°
23
87°
70°
24
87°
69°
25
88°
70°
26
89°
70°
27
89°
69°
28
88°
70°
29
89°
70°
30
90°
71°
31
91°
71°
1
90°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Galena
Galena's July 2026 forecast shows daily high temperatures ranging from 82° to 99°, with overnight lows between 64° and 76°. The average high for July is 90° with an average low of 70°. 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 Galena. See also: August | September | October.