S
M
T
W
T
F
S
26
70°
43°
27
77°
34°
28
72°
51°
29
64°
53°
30
53°
35°
1
65°
33°
2
51°
36°
3
57°
28°
4
73°
42°
5
77°
44°
6
68°
49°
7
62°
38°
8
67°
31°
9
70°
45°
10
75°
44°
11
63°
37°
12
72°
32°
13
70°
39°
14
52°
38°
15
66°
32°
16
76°
54°
17
86°
59°
18
90°
63°
19
89°
63°
20
72°
54°
21
63°
52°
22
65°
54°
23
73°
57°
24
74°
59°
25
74°
59°
26
74°
57°
27
75°
57°
28
76°
58°
29
77°
54°
30
78°
59°
31
77°
58°
1
76°
59°
2
76°
60°
3
75°
59°
4
74°
57°
5
72°
55°
6
74°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Parsons
Parsons's May 2026 forecast shows daily high temperatures ranging from 63° to 90°, with overnight lows between 52° and 63°. The average high for May is 76° with an average low of 58°. 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 Parsons. See also: June | July | August.