S
M
T
W
T
F
S
26
59°
38°
27
62°
39°
28
63°
41°
29
63°
42°
30
64°
44°
1
66°
47°
2
64°
46°
3
65°
47°
4
65°
43°
5
59°
41°
6
57°
40°
7
57°
40°
8
58°
41°
9
61°
41°
10
59°
45°
11
61°
41°
12
66°
47°
13
61°
45°
14
60°
42°
15
60°
42°
16
61°
43°
17
62°
42°
18
70°
43°
19
61°
48°
20
64°
46°
21
63°
45°
22
62°
41°
23
63°
45°
24
65°
49°
25
62°
49°
26
64°
52°
27
72°
51°
28
62°
44°
29
62°
50°
30
67°
45°
31
67°
50°
1
72°
52°
2
71°
51°
3
70°
45°
4
63°
50°
5
65°
45°
6
63°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Potlatch
Potlatch's May 2026 forecast shows daily high temperatures ranging from 57° to 72°, with overnight lows between 38° and 52°. The average high for May is 63° 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 Potlatch. See also: June | July | August.