S
M
T
W
T
F
S
27
52°
30°
28
57°
23°
29
57°
44°
30
62°
33°
1
70°
26°
2
75°
29°
3
61°
42°
4
53°
32°
5
60°
24°
6
72°
27°
7
64°
39°
8
53°
33°
9
62°
28°
10
50°
40°
11
64°
34°
12
51°
39°
13
65°
35°
14
62°
38°
15
61°
35°
16
59°
35°
17
65°
33°
18
67°
31°
19
67°
45°
20
55°
31°
21
60°
40°
22
65°
25°
23
67°
31°
24
69°
41°
25
78°
39°
26
68°
48°
27
70°
49°
28
88°
38°
29
84°
44°
30
74°
39°
31
64°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Jasper
Jasper's May 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Jasper. See also: June | July | August.