S
M
T
W
T
F
S
26
58°
35°
27
58°
36°
28
N/A
29
50°
34°
30
47°
30°
1
45°
26°
2
49°
29°
3
50°
35°
4
50°
34°
5
47°
35°
6
48°
34°
7
52°
36°
8
52°
36°
9
53°
34°
10
53°
35°
11
56°
37°
12
55°
38°
13
55°
35°
14
54°
32°
15
54°
35°
16
55°
38°
17
56°
39°
18
58°
42°
19
58°
40°
20
57°
38°
21
57°
36°
22
58°
38°
23
59°
41°
24
60°
45°
25
61°
44°
26
60°
43°
27
61°
42°
28
61°
46°
29
65°
47°
30
66°
46°
31
64°
45°
1
65°
48°
2
70°
49°
3
72°
48°
4
69°
47°
5
64°
47°
6
66°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Whitefish Falls
Whitefish Falls's May 2026 forecast shows daily high temperatures ranging from 45° to 72°, with overnight lows between 26° and 49°. The average high for May is 57° with an average low of 39°. 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 Whitefish Falls. See also: June | July | August.