S
M
T
W
T
F
S
26
74°
45°
27
63°
57°
28
61°
52°
29
59°
43°
30
61°
38°
1
56°
42°
2
55°
38°
3
64°
42°
4
75°
51°
5
57°
47°
6
57°
39°
7
60°
36°
8
64°
47°
9
75°
50°
10
67°
48°
11
67°
45°
12
82°
44°
13
66°
45°
14
69°
40°
15
72°
50°
16
75°
62°
17
84°
62°
18
79°
63°
19
79°
59°
20
64°
46°
21
69°
51°
22
65°
58°
23
75°
58°
24
73°
58°
25
76°
60°
26
77°
62°
27
78°
61°
28
79°
63°
29
78°
63°
30
80°
62°
31
78°
61°
1
80°
62°
2
79°
58°
3
81°
63°
4
78°
62°
5
79°
62°
6
77°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Penfield
Penfield's May 2026 forecast shows daily high temperatures ranging from 64° to 81°, with overnight lows between 46° and 63°. The average high for May is 76° with an average low of 59°. 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 Penfield. See also: June | July | August.