S
M
T
W
T
F
S
26
43°
37°
27
48°
36°
28
45°
33°
29
45°
30°
30
43°
30°
1
40°
33°
2
48°
34°
3
45°
37°
4
45°
38°
5
47°
36°
6
49°
36°
7
46°
38°
8
45°
34°
9
46°
36°
10
45°
38°
11
44°
37°
12
46°
36°
13
45°
38°
14
46°
36°
15
48°
35°
16
45°
35°
17
44°
35°
18
46°
32°
19
48°
32°
20
49°
32°
21
50°
33°
22
52°
32°
23
49°
32°
24
50°
33°
25
50°
34°
26
51°
33°
27
57°
37°
28
60°
38°
29
60°
37°
30
59°
34°
31
53°
33°
1
54°
33°
2
56°
34°
3
58°
36°
4
55°
37°
5
55°
37°
6
56°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Falls
Falls's May 2026 forecast shows daily high temperatures ranging from 44° to 60°, with overnight lows between 32° and 38°. The average high for May is 52° with an average low of 34°. 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 Falls. See also: June | July | August.