S
M
T
W
T
F
S
28
81°
57°
29
83°
57°
30
82°
58°
1
83°
58°
2
82°
57°
3
81°
59°
4
82°
58°
5
82°
58°
6
81°
57°
7
81°
58°
8
80°
59°
9
83°
59°
10
83°
58°
11
82°
54°
12
82°
56°
13
81°
56°
14
82°
53°
15
82°
54°
16
81°
57°
17
82°
57°
18
79°
55°
19
79°
54°
20
82°
55°
21
82°
54°
22
81°
53°
23
79°
59°
24
80°
58°
25
79°
57°
26
80°
55°
27
80°
55°
28
81°
57°
29
81°
59°
30
82°
59°
31
82°
58°
1
81°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Atherton
Atherton's July 2026 forecast shows daily high temperatures ranging from 79° to 83°, with overnight lows between 53° and 59°. The average high for July is 81° 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 Atherton. See also: August | September | October.