S
M
T
W
T
F
S
26
80°
66°
27
80°
65°
28
79°
65°
29
80°
65°
30
80°
66°
1
79°
65°
2
80°
64°
3
81°
66°
4
81°
65°
5
83°
65°
6
82°
66°
7
89°
62°
8
89°
62°
9
90°
63°
10
88°
62°
11
87°
62°
12
88°
63°
13
87°
63°
14
87°
62°
15
88°
63°
16
87°
63°
17
87°
61°
18
88°
61°
19
89°
62°
20
88°
62°
21
89°
61°
22
90°
61°
23
89°
62°
24
89°
61°
25
90°
61°
26
89°
62°
27
88°
62°
28
89°
60°
29
90°
60°
30
90°
60°
31
91°
59°
1
91°
59°
2
90°
60°
3
89°
60°
4
90°
61°
5
90°
60°
6
91°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Kisumu
Kisumu's May 2026 forecast shows daily high temperatures ranging from 79° to 91°, with overnight lows between 59° and 66°. The average high for May is 87° with an average low of 62°. 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 Kisumu. See also: June | July | August.