S
M
T
W
T
F
S
28
90°
65°
29
88°
69°
30
88°
63°
1
83°
61°
2
84°
65°
3
83°
64°
4
82°
66°
5
82°
64°
6
85°
62°
7
88°
63°
8
91°
65°
9
Hist. Avg.
86°
66°
10
Hist. Avg.
86°
66°
11
Hist. Avg.
86°
66°
12
Hist. Avg.
86°
66°
13
Hist. Avg.
86°
66°
14
Hist. Avg.
86°
66°
15
Hist. Avg.
86°
66°
16
Hist. Avg.
86°
66°
17
Hist. Avg.
86°
66°
18
Hist. Avg.
86°
66°
19
Hist. Avg.
86°
66°
20
Hist. Avg.
86°
66°
21
Hist. Avg.
86°
66°
22
Hist. Avg.
86°
66°
23
Hist. Avg.
86°
66°
24
Hist. Avg.
86°
66°
25
Hist. Avg.
86°
66°
26
Hist. Avg.
86°
66°
27
Hist. Avg.
86°
66°
28
Hist. Avg.
86°
66°
29
Hist. Avg.
86°
66°
30
Hist. Avg.
86°
66°
31
Hist. Avg.
85°
66°
1
Hist. Avg.
85°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Dayton
Dayton's July 2026 forecast shows daily high temperatures ranging from 82° to 91°, with overnight lows between 61° and 69°. The average high for July is 86° with an average low of 64°. 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 Dayton. See also: August | September | October.
