S
M
T
W
T
F
S
26
84°
64°
27
80°
65°
28
84°
65°
29
90°
60°
30
92°
70°
1
91°
71°
2
N/A
3
79°
57°
4
83°
60°
5
87°
64°
6
91°
66°
7
89°
67°
8
82°
63°
9
83°
64°
10
85°
65°
11
86°
67°
12
83°
65°
13
86°
66°
14
85°
65°
15
88°
63°
16
82°
64°
17
83°
65°
18
84°
66°
19
87°
67°
20
88°
68°
21
82°
68°
22
83°
65°
23
83°
63°
24
84°
64°
25
84°
68°
26
85°
69°
27
84°
69°
28
84°
68°
29
85°
69°
30
85°
69°
31
84°
70°
1
84°
70°
2
85°
69°
3
85°
70°
4
86°
70°
5
85°
69°
6
85°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Astor
Astor's May 2026 forecast shows daily high temperatures ranging from 79° to 91°, with overnight lows between 57° and 71°. The average high for May is 85° with an average low of 66°. 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 Astor. See also: June | July | August.