S
M
T
W
T
F
S
26
85°
60°
27
85°
61°
28
80°
62°
29
88°
65°
30
76°
62°
1
70°
56°
2
68°
47°
3
73°
49°
4
79°
51°
5
83°
58°
6
86°
70°
7
82°
54°
8
80°
53°
9
78°
60°
10
80°
60°
11
86°
63°
12
86°
64°
13
85°
60°
14
86°
65°
15
87°
66°
16
88°
66°
17
88°
65°
18
87°
67°
19
87°
67°
20
88°
66°
21
89°
67°
22
89°
68°
23
87°
68°
24
84°
67°
25
89°
69°
26
87°
69°
27
84°
68°
28
85°
69°
29
85°
69°
30
86°
68°
31
87°
69°
1
88°
69°
2
88°
70°
3
89°
70°
4
91°
69°
5
90°
70°
6
86°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sigma
Sigma's May 2026 forecast shows daily high temperatures ranging from 68° to 91°, with overnight lows between 47° and 70°. The average high for May is 84° with an average low of 64°. 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 Sigma. See also: June | July | August.
