S
M
T
W
T
F
S
28
84°
64°
29
82°
61°
30
84°
62°
1
88°
64°
2
87°
60°
3
83°
61°
4
83°
62°
5
88°
66°
6
90°
68°
7
87°
67°
8
90°
67°
9
89°
68°
10
90°
69°
11
89°
65°
12
84°
61°
13
83°
63°
14
84°
63°
15
91°
69°
16
87°
69°
17
89°
63°
18
Hist. Avg.
87°
66°
19
Hist. Avg.
87°
66°
20
Hist. Avg.
87°
66°
21
Hist. Avg.
87°
66°
22
Hist. Avg.
87°
66°
23
Hist. Avg.
87°
66°
24
Hist. Avg.
87°
66°
25
Hist. Avg.
87°
66°
26
Hist. Avg.
86°
66°
27
Hist. Avg.
86°
66°
28
Hist. Avg.
86°
65°
29
Hist. Avg.
86°
65°
30
Hist. Avg.
86°
65°
31
Hist. Avg.
86°
65°
1
Hist. Avg.
86°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Olney
Olney's July 2026 forecast shows daily high temperatures ranging from 82° to 91°, with overnight lows between 60° and 69°. The average high for July is 87° with an average low of 65°. 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 Olney. See also: August | September | October.