S
M
T
W
T
F
S
26
72°
59°
27
73°
47°
28
66°
50°
29
67°
47°
30
65°
46°
1
62°
44°
2
67°
47°
3
70°
51°
4
72°
50°
5
66°
50°
6
66°
49°
7
71°
57°
8
69°
57°
9
71°
54°
10
68°
57°
11
74°
59°
12
77°
53°
13
72°
49°
14
69°
51°
15
72°
59°
16
78°
59°
17
79°
60°
18
78°
55°
19
70°
51°
20
70°
51°
21
72°
59°
22
80°
61°
23
81°
62°
24
81°
63°
25
80°
63°
26
80°
62°
27
74°
63°
28
76°
63°
29
75°
62°
30
75°
61°
31
76°
58°
1
84°
60°
2
77°
56°
3
78°
55°
4
77°
57°
5
79°
61°
6
83°
63°
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 62° to 84°, with overnight lows between 44° and 63°. The average high for May is 74° with an average low of 56°. 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.