S
M
T
W
T
F
S
26
73°
45°
27
73°
45°
28
63°
50°
29
68°
54°
30
68°
50°
1
73°
45°
2
75°
52°
3
66°
54°
4
59°
52°
5
63°
52°
6
57°
46°
7
64°
46°
8
70°
45°
9
73°
50°
10
61°
55°
11
61°
50°
12
59°
43°
13
61°
45°
14
50°
41°
15
50°
41°
16
54°
41°
17
64°
37°
18
64°
48°
19
66°
43°
20
73°
54°
21
75°
48°
22
81°
52°
23
82°
54°
24
84°
57°
25
86°
59°
26
87°
61°
27
90°
58°
28
88°
60°
29
88°
57°
30
89°
59°
31
79°
55°
1
79°
56°
2
83°
59°
3
75°
57°
4
74°
54°
5
74°
56°
6
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Geneve
Geneve's May 2026 forecast shows daily high temperatures ranging from 74° to 90°, with overnight lows between 54° and 61°. The average high for May is 82° with an average low of 57°. 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 Geneve. See also: June | July | August.