S
M
T
W
T
F
S
26
N/A
27
80°
58°
28
77°
62°
29
81°
54°
30
73°
49°
1
67°
48°
2
66°
48°
3
68°
47°
4
73°
52°
5
76°
56°
6
75°
56°
7
73°
55°
8
72°
54°
9
76°
56°
10
75°
55°
11
71°
52°
12
78°
59°
13
79°
60°
14
79°
59°
15
72°
54°
16
69°
52°
17
70°
53°
18
72°
53°
19
73°
57°
20
75°
58°
21
78°
59°
22
79°
61°
23
79°
62°
24
80°
63°
25
80°
63°
26
81°
62°
27
77°
61°
28
75°
62°
29
76°
62°
30
75°
64°
31
78°
63°
1
78°
65°
2
77°
65°
3
77°
64°
4
78°
65°
5
78°
65°
6
79°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Austell
Austell's May 2026 forecast shows daily high temperatures ranging from 66° to 81°, with overnight lows between 47° and 66°. The average high for May is 75° with an average low of 58°. 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 Austell. See also: June | July | August.