S
M
T
W
T
F
S
26
84°
57°
27
84°
56°
28
84°
57°
29
83°
56°
30
82°
55°
31
84°
57°
1
83°
56°
2
84°
57°
3
84°
57°
4
83°
56°
5
84°
57°
6
84°
57°
7
83°
56°
8
84°
57°
9
84°
57°
10
83°
56°
11
83°
56°
12
82°
57°
13
83°
57°
14
83°
53°
15
81°
56°
16
82°
56°
17
83°
53°
18
83°
52°
19
82°
53°
20
80°
51°
21
79°
56°
22
79°
58°
23
82°
58°
24
82°
57°
25
83°
54°
26
80°
52°
27
78°
52°
28
79°
53°
29
79°
55°
30
80°
56°
31
79°
56°
1
79°
57°
2
82°
57°
3
83°
56°
4
79°
55°
5
79°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Novato
Novato's August 2026 forecast shows daily high temperatures ranging from 78° to 84°, with overnight lows between 51° and 58°. The average high for August is 82° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Novato. See also: September | October | November.