S
M
T
W
T
F
S
26
76°
49°
27
70°
49°
28
72°
51°
29
73°
53°
30
75°
55°
1
75°
56°
2
78°
58°
3
81°
56°
4
75°
50°
5
70°
48°
6
70°
48°
7
72°
50°
8
74°
57°
9
76°
51°
10
72°
50°
11
73°
50°
12
76°
60°
13
83°
61°
14
83°
61°
15
81°
60°
16
76°
58°
17
76°
61°
18
84°
62°
19
85°
63°
20
84°
62°
21
77°
59°
22
77°
57°
23
79°
58°
24
80°
59°
25
84°
63°
26
86°
62°
27
83°
61°
28
85°
62°
29
88°
64°
30
87°
59°
31
85°
61°
1
87°
58°
2
81°
58°
3
81°
57°
4
82°
57°
5
81°
59°
6
82°
66°
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 70° to 88°, with overnight lows between 48° and 66°. The average high for May is 79° with an average low of 57°. 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.