S
M
T
W
T
F
S
28
82°
50°
29
82°
51°
30
82°
50°
1
70°
49°
2
72°
49°
3
78°
50°
4
80°
52°
5
80°
53°
6
72°
54°
7
72°
51°
8
78°
53°
9
85°
52°
10
79°
53°
11
88°
54°
12
84°
55°
13
89°
57°
14
94°
56°
15
90°
54°
16
89°
56°
17
90°
56°
18
89°
53°
19
82°
54°
20
83°
55°
21
85°
57°
22
85°
57°
23
84°
56°
24
85°
57°
25
84°
57°
26
84°
56°
27
81°
56°
28
80°
55°
29
83°
56°
30
84°
56°
31
84°
57°
1
82°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in San Anselmo
San Anselmo's July 2026 forecast shows daily high temperatures ranging from 72° to 94°, with overnight lows between 51° and 57°. The average high for July is 84° with an average low of 55°. 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 San Anselmo. See also: August | September | October.