S
M
T
W
T
F
S
28
77°
55°
29
72°
52°
30
75°
55°
1
77°
61°
2
75°
51°
3
79°
55°
4
78°
59°
5
78°
58°
6
83°
59°
7
84°
61°
8
84°
61°
9
84°
61°
10
83°
62°
11
80°
58°
12
78°
58°
13
79°
57°
14
71°
56°
15
74°
57°
16
73°
56°
17
73°
56°
18
72°
57°
19
74°
57°
20
69°
56°
21
71°
55°
22
73°
56°
23
74°
57°
24
76°
58°
25
76°
58°
26
75°
57°
27
76°
57°
28
75°
56°
29
71°
53°
30
72°
57°
31
69°
58°
1
74°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Barnwell
Barnwell's July 2026 forecast shows daily high temperatures ranging from 69° to 84°, with overnight lows between 51° and 62°. The average high for July is 76° with an average low of 57°. 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 Barnwell. See also: August | September | October.