S
M
T
W
T
F
S
28
76°
70°
29
87°
68°
30
92°
66°
1
99°
76°
2
102°
77°
3
102°
74°
4
99°
74°
5
93°
73°
6
92°
72°
7
87°
70°
8
86°
67°
9
88°
71°
10
91°
71°
11
88°
70°
12
85°
66°
13
85°
67°
14
86°
69°
15
87°
69°
16
89°
68°
17
86°
67°
18
86°
70°
19
89°
71°
20
88°
70°
21
83°
70°
22
84°
69°
23
88°
71°
24
88°
71°
25
89°
70°
26
89°
71°
27
88°
71°
28
89°
70°
29
89°
70°
30
90°
71°
31
90°
71°
1
89°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Greenbelt
Greenbelt's July 2026 forecast shows daily high temperatures ranging from 83° to 102°, with overnight lows between 66° and 74°. The average high for July is 89° with an average low of 70°. 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 Greenbelt. See also: August | September | October.