S
M
T
W
T
F
S
28
89°
66°
29
89°
72°
30
91°
74°
1
90°
72°
2
95°
74°
3
89°
73°
4
89°
71°
5
89°
68°
6
87°
69°
7
86°
69°
8
87°
69°
9
88°
71°
10
87°
66°
11
85°
68°
12
86°
68°
13
87°
66°
14
87°
67°
15
86°
64°
16
82°
61°
17
81°
61°
18
82°
62°
19
82°
68°
20
83°
68°
21
88°
67°
22
88°
68°
23
87°
68°
24
88°
67°
25
88°
68°
26
87°
69°
27
89°
69°
28
89°
68°
29
90°
69°
30
88°
68°
31
89°
68°
1
86°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Hartsburg
Hartsburg's July 2026 forecast shows daily high temperatures ranging from 81° to 95°, with overnight lows between 61° and 74°. The average high for July is 87° with an average low of 68°. 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 Hartsburg. See also: August | September | October.