S
M
T
W
T
F
S
26
66°
26°
27
68°
29°
28
67°
38°
29
56°
38°
30
57°
43°
1
50°
40°
2
53°
32°
3
43°
37°
4
55°
32°
5
78°
40°
6
57°
46°
7
56°
38°
8
51°
35°
9
60°
31°
10
60°
43°
11
57°
33°
12
49°
25°
13
61°
29°
14
65°
43°
15
69°
46°
16
77°
41°
17
69°
49°
18
63°
33°
19
70°
51°
20
84°
36°
21
55°
32°
22
59°
35°
23
65°
36°
24
67°
39°
25
57°
48°
26
64°
47°
27
65°
45°
28
64°
44°
29
69°
49°
30
67°
48°
31
67°
49°
1
71°
50°
2
72°
48°
3
72°
51°
4
74°
52°
5
74°
52°
6
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Washburn
Washburn's May 2026 forecast shows daily high temperatures ranging from 55° to 84°, with overnight lows between 32° and 52°. The average high for May is 68° 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 Washburn. See also: June | July | August.