S
M
T
W
T
F
S
27
66°
43°
28
69°
36°
29
70°
42°
30
74°
42°
1
80°
46°
2
75°
46°
3
61°
39°
4
54°
39°
5
49°
34°
6
60°
38°
7
64°
37°
8
63°
42°
9
70°
37°
10
69°
37°
11
73°
47°
12
69°
52°
13
71°
46°
14
68°
43°
15
64°
47°
16
64°
42°
17
68°
40°
18
65°
44°
19
70°
41°
20
73°
42°
21
65°
46°
22
56°
43°
23
56°
43°
24
61°
41°
25
66°
49°
26
65°
51°
27
62°
53°
28
62°
48°
29
63°
46°
30
72°
57°
31
77°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sustrum
Sustrum's May 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Sustrum. See also: June | July | August.