S
M
T
W
T
F
S
26
79°
57°
27
70°
52°
28
66°
50°
29
82°
61°
30
77°
57°
1
66°
52°
2
68°
45°
3
72°
39°
4
79°
43°
5
81°
46°
6
79°
63°
7
77°
55°
8
72°
48°
9
73°
54°
10
84°
55°
11
81°
55°
12
72°
52°
13
81°
48°
14
79°
54°
15
75°
43°
16
84°
50°
17
84°
64°
18
86°
62°
19
85°
64°
20
86°
66°
21
87°
63°
22
75°
63°
23
76°
64°
24
79°
64°
25
78°
63°
26
80°
65°
27
78°
61°
28
77°
62°
29
76°
61°
30
78°
59°
31
79°
63°
1
81°
63°
2
82°
62°
3
81°
63°
4
77°
62°
5
77°
58°
6
80°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cornelia
Cornelia's May 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 58° and 66°. The average high for May is 80° with an average low of 63°. 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 Cornelia. See also: June | July | August.