S
M
T
W
T
F
S
26
67°
49°
27
78°
47°
28
75°
59°
29
65°
50°
30
59°
41°
1
55°
34°
2
57°
35°
3
63°
48°
4
73°
56°
5
70°
53°
6
63°
40°
7
56°
38°
8
60°
43°
9
67°
46°
10
67°
48°
11
70°
51°
12
70°
52°
13
69°
48°
14
66°
50°
15
72°
54°
16
69°
53°
17
72°
56°
18
78°
57°
19
78°
57°
20
77°
58°
21
79°
58°
22
79°
57°
23
78°
57°
24
74°
53°
25
73°
56°
26
80°
59°
27
80°
57°
28
74°
58°
29
76°
57°
30
74°
55°
31
78°
59°
1
75°
56°
2
78°
60°
3
79°
55°
4
74°
52°
5
74°
53°
6
75°
53°
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 55° to 80°, with overnight lows between 34° and 60°. The average high for May is 72° with an average low of 52°. 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.