S
M
T
W
T
F
S
26
52°
40°
27
51°
42°
28
55°
36°
29
53°
31°
30
52°
30°
1
55°
35°
2
67°
29°
3
71°
43°
4
60°
37°
5
50°
29°
6
47°
32°
7
59°
34°
8
68°
44°
9
60°
35°
10
59°
34°
11
64°
44°
12
66°
42°
13
69°
47°
14
70°
44°
15
69°
48°
16
66°
44°
17
68°
45°
18
70°
47°
19
69°
46°
20
64°
41°
21
65°
42°
22
64°
43°
23
64°
45°
24
65°
51°
25
67°
53°
26
68°
49°
27
72°
53°
28
74°
54°
29
76°
55°
30
76°
55°
31
77°
54°
1
71°
52°
2
75°
56°
3
78°
57°
4
79°
51°
5
67°
49°
6
68°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sartell
Sartell's May 2026 forecast shows daily high temperatures ranging from 47° to 79°, with overnight lows between 32° and 57°. The average high for May is 68° with an average low of 47°. 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 Sartell. See also: June | July | August.