S
M
T
W
T
F
S
26
37°
32°
27
45°
32°
28
50°
36°
29
60°
41°
30
65°
47°
1
67°
49°
2
63°
51°
3
58°
43°
4
43°
37°
5
46°
37°
6
65°
41°
7
67°
53°
8
69°
52°
9
73°
56°
10
73°
56°
11
77°
58°
12
74°
56°
13
64°
51°
14
68°
52°
15
66°
51°
16
60°
48°
17
60°
40°
18
69°
40°
19
78°
46°
20
83°
49°
21
85°
53°
22
84°
51°
23
81°
48°
24
87°
49°
25
85°
48°
26
77°
46°
27
76°
46°
28
77°
47°
29
83°
46°
30
74°
42°
31
72°
45°
1
77°
47°
2
79°
48°
3
79°
49°
4
80°
49°
5
80°
48°
6
79°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Genesee
Genesee's May 2026 forecast shows daily high temperatures ranging from 60° to 87°, with overnight lows between 40° and 53°. The average high for May is 78° with an average low of 47°. 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 Genesee. See also: June | July | August.