S
M
T
W
T
F
S
26
63°
43°
27
72°
37°
28
60°
52°
29
57°
51°
30
60°
44°
1
52°
38°
2
50°
34°
3
50°
38°
4
58°
48°
5
67°
48°
6
56°
39°
7
49°
34°
8
50°
35°
9
51°
40°
10
56°
40°
11
56°
41°
12
57°
45°
13
55°
43°
14
59°
44°
15
59°
44°
16
60°
46°
17
60°
44°
18
61°
50°
19
68°
50°
20
67°
49°
21
66°
51°
22
69°
49°
23
66°
49°
24
68°
47°
25
62°
43°
26
62°
49°
27
61°
52°
28
64°
53°
29
69°
53°
30
68°
52°
31
68°
48°
1
64°
46°
2
62°
46°
3
61°
45°
4
64°
46°
5
63°
47°
6
64°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Thorndale
Thorndale's May 2026 forecast shows daily high temperatures ranging from 49° to 69°, with overnight lows between 34° and 53°. The average high for May is 61° with an average low of 45°. 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 Thorndale. See also: June | July | August.