S
M
T
W
T
F
S
26
59°
39°
27
70°
34°
28
61°
37°
29
63°
46°
30
61°
46°
1
64°
37°
2
59°
46°
3
61°
43°
4
72°
36°
5
82°
52°
6
66°
52°
7
64°
42°
8
64°
46°
9
62°
47°
10
76°
49°
11
60°
41°
12
61°
42°
13
58°
45°
14
61°
46°
15
66°
50°
16
71°
48°
17
70°
48°
18
73°
52°
19
74°
53°
20
70°
50°
21
67°
46°
22
65°
47°
23
66°
46°
24
67°
47°
25
70°
52°
26
74°
53°
27
71°
51°
28
73°
51°
29
70°
48°
30
74°
54°
31
78°
56°
1
77°
56°
2
76°
54°
3
76°
56°
4
79°
58°
5
79°
57°
6
78°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sellersville
Sellersville's May 2026 forecast shows daily high temperatures ranging from 58° to 79°, with overnight lows between 41° and 58°. The average high for May is 70° 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 Sellersville. See also: June | July | August.