S
M
T
W
T
F
S
26
64°
43°
27
63°
45°
28
58°
42°
29
57°
43°
30
58°
41°
1
61°
45°
2
61°
39°
3
62°
46°
4
65°
50°
5
67°
50°
6
64°
47°
7
66°
44°
8
69°
50°
9
71°
53°
10
73°
52°
11
70°
52°
12
71°
54°
13
74°
52°
14
69°
49°
15
65°
45°
16
66°
50°
17
75°
55°
18
76°
55°
19
75°
46°
20
65°
44°
21
65°
45°
22
66°
46°
23
67°
48°
24
74°
55°
25
77°
57°
26
78°
57°
27
74°
56°
28
69°
56°
29
73°
57°
30
73°
58°
31
76°
57°
1
78°
58°
2
76°
56°
3
72°
56°
4
73°
51°
5
76°
54°
6
80°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Seneca Lake Estates
Seneca Lake Estates's May 2026 forecast shows daily high temperatures ranging from 57° to 80°, with overnight lows between 39° and 58°. The average high for May is 69° with an average low of 50°. 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 Seneca Lake Estates. See also: June | July | August.