S
M
T
W
T
F
S
31
76°
59°
1
79°
61°
2
82°
52°
3
82°
55°
4
86°
56°
5
80°
66°
6
89°
66°
7
76°
68°
8
81°
67°
9
86°
68°
10
85°
68°
11
78°
55°
12
81°
62°
13
79°
56°
14
71°
53°
15
69°
53°
16
70°
54°
17
70°
54°
18
73°
62°
19
79°
63°
20
73°
59°
21
76°
58°
22
75°
61°
23
79°
60°
24
75°
60°
25
76°
61°
26
76°
57°
27
75°
56°
28
75°
57°
29
76°
64°
30
80°
65°
1
78°
64°
2
77°
63°
3
78°
65°
4
82°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Galena
Galena's June 2026 forecast shows daily high temperatures ranging from 69° to 85°, with overnight lows between 53° and 68°. The average high for June is 76° 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 June weather will actually feel in Galena. See also: July | August | September.