S
M
T
W
T
F
S
28
90°
78°
29
91°
80°
30
89°
79°
1
89°
79°
2
90°
79°
3
90°
79°
4
90°
80°
5
89°
79°
6
89°
79°
7
90°
78°
8
89°
79°
9
88°
77°
10
89°
77°
11
90°
78°
12
87°
80°
13
87°
80°
14
88°
79°
15
87°
80°
16
87°
80°
17
88°
79°
18
87°
80°
19
87°
80°
20
88°
79°
21
87°
80°
22
87°
80°
23
88°
79°
24
87°
80°
25
88°
79°
26
87°
80°
27
87°
80°
28
88°
79°
29
86°
80°
30
87°
80°
31
87°
79°
1
88°
80°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Munster
Munster's July 2026 forecast shows daily high temperatures ranging from 86° to 91°, with overnight lows between 77° and 80°. The average high for July is 88° with an average low of 79°. 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 Munster. See also: August | September | October.