S
M
T
W
T
F
S
26
63°
39°
27
67°
48°
28
62°
49°
29
58°
38°
30
57°
35°
1
52°
34°
2
57°
29°
3
68°
43°
4
80°
43°
5
58°
45°
6
58°
37°
7
61°
32°
8
67°
35°
9
74°
43°
10
65°
37°
11
58°
40°
12
70°
38°
13
63°
42°
14
68°
51°
15
74°
58°
16
80°
61°
17
81°
63°
18
80°
61°
19
73°
50°
20
61°
45°
21
63°
48°
22
67°
50°
23
71°
53°
24
74°
56°
25
73°
56°
26
75°
58°
27
74°
52°
28
76°
56°
29
73°
56°
30
69°
54°
31
69°
51°
1
70°
49°
2
69°
49°
3
70°
51°
4
72°
59°
5
80°
61°
6
80°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Batavia
Batavia's May 2026 forecast shows daily high temperatures ranging from 61° to 81°, with overnight lows between 45° and 63°. The average high for May is 73° 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 May weather will actually feel in Batavia. See also: June | July | August.