S
M
T
W
T
F
S
26
89°
70°
27
84°
71°
28
81°
62°
29
80°
58°
30
84°
57°
31
78°
65°
1
72°
65°
2
80°
61°
3
81°
59°
4
83°
62°
5
81°
66°
6
80°
65°
7
82°
64°
8
83°
66°
9
82°
63°
10
83°
65°
11
81°
61°
12
80°
64°
13
79°
63°
14
82°
62°
15
76°
58°
16
77°
65°
17
86°
67°
18
86°
66°
19
85°
66°
20
81°
65°
21
84°
65°
22
84°
66°
23
85°
65°
24
81°
65°
25
81°
64°
26
82°
64°
27
80°
61°
28
77°
63°
29
80°
62°
30
81°
63°
31
82°
63°
1
81°
62°
2
78°
62°
3
80°
61°
4
79°
62°
5
81°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Batavia
Batavia's August 2026 forecast shows daily high temperatures ranging from 72° to 86°, with overnight lows between 58° and 67°. The average high for August is 81° with an average low of 63°. 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 Batavia. See also: September | October | November.