S
M
T
W
T
F
S
28
82°
68°
29
90°
69°
30
90°
69°
1
96°
72°
2
103°
78°
3
102°
79°
4
102°
73°
5
92°
71°
6
87°
69°
7
78°
69°
8
85°
65°
9
82°
70°
10
88°
71°
11
92°
69°
12
87°
68°
13
84°
63°
14
90°
65°
15
96°
72°
16
96°
70°
17
92°
71°
18
80°
74°
19
87°
64°
20
86°
70°
21
85°
69°
22
85°
67°
23
84°
66°
24
82°
66°
25
83°
67°
26
84°
68°
27
83°
67°
28
82°
68°
29
86°
67°
30
82°
69°
31
84°
71°
1
88°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Heatherton
Heatherton's July 2026 forecast shows daily high temperatures ranging from 80° to 96°, with overnight lows between 64° and 74°. The average high for July is 86° with an average low of 69°. 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 Heatherton. See also: August | September | October.