S
M
T
W
T
F
S
28
85°
61°
29
86°
59°
30
86°
61°
1
94°
68°
2
91°
71°
3
90°
69°
4
85°
60°
5
81°
62°
6
70°
58°
7
73°
56°
8
76°
59°
9
77°
61°
10
78°
60°
11
79°
59°
12
78°
58°
13
77°
59°
14
78°
60°
15
77°
54°
16
72°
51°
17
74°
54°
18
74°
53°
19
78°
56°
20
78°
57°
21
73°
57°
22
73°
56°
23
74°
57°
24
73°
57°
25
74°
56°
26
75°
56°
27
77°
57°
28
78°
56°
29
76°
57°
30
78°
58°
31
79°
58°
1
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in South Durham
South Durham's July 2026 forecast shows daily high temperatures ranging from 70° to 91°, with overnight lows between 51° and 71°. The average high for July is 77° with an average low of 58°. 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 South Durham. See also: August | September | October.