S
M
T
W
T
F
S
31
78°
51°
1
75°
55°
2
78°
49°
3
81°
49°
4
83°
54°
5
86°
60°
6
83°
67°
7
87°
69°
8
87°
68°
9
84°
72°
10
89°
74°
11
89°
75°
12
83°
65°
13
85°
59°
14
83°
59°
15
71°
55°
16
77°
52°
17
80°
60°
18
79°
53°
19
77°
55°
20
77°
59°
21
76°
64°
22
75°
54°
23
79°
58°
24
77°
57°
25
80°
58°
26
81°
61°
27
82°
64°
28
81°
64°
29
83°
63°
30
81°
65°
1
84°
63°
2
80°
66°
3
81°
66°
4
81°
64°
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 75° to 84°, with overnight lows between 53° and 66°. The average high for June is 80° with an average low of 61°. 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.