S
M
T
W
T
F
S
31
81°
62°
1
68°
47°
2
71°
47°
3
65°
51°
4
62°
47°
5
77°
41°
6
75°
52°
7
77°
54°
8
74°
48°
9
79°
55°
10
63°
49°
11
57°
46°
12
55°
43°
13
61°
46°
14
65°
45°
15
65°
46°
16
69°
49°
17
66°
48°
18
67°
48°
19
64°
48°
20
63°
46°
21
65°
48°
22
71°
48°
23
66°
50°
24
65°
49°
25
66°
52°
26
69°
53°
27
70°
54°
28
67°
53°
29
67°
53°
30
68°
52°
1
67°
54°
2
70°
53°
3
74°
55°
4
74°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Muenster
Muenster's June 2026 forecast shows daily high temperatures ranging from 55° to 79°, with overnight lows between 43° and 55°. The average high for June is 67° with an average low of 50°. 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 Muenster. See also: July | August | September.