S
M
T
W
T
F
S
28
46°
36°
29
51°
37°
30
61°
38°
1
63°
38°
2
71°
35°
3
75°
38°
4
81°
41°
5
83°
43°
6
78°
43°
7
80°
44°
8
79°
42°
9
83°
40°
10
82°
39°
11
82°
41°
12
83°
42°
13
85°
41°
14
86°
44°
15
91°
49°
16
74°
43°
17
76°
41°
18
78°
43°
19
82°
44°
20
84°
45°
21
81°
44°
22
79°
44°
23
76°
43°
24
77°
42°
25
76°
41°
26
78°
44°
27
77°
44°
28
78°
45°
29
80°
43°
30
81°
44°
31
82°
44°
1
85°
45°
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 71° to 91°, with overnight lows between 35° and 49°. The average high for July is 80° with an average low of 43°. 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.