S
M
T
W
T
F
S
26
67°
49°
27
79°
62°
28
77°
55°
29
61°
42°
30
59°
39°
1
56°
34°
2
53°
36°
3
63°
46°
4
70°
51°
5
71°
49°
6
66°
48°
7
63°
47°
8
62°
47°
9
65°
48°
10
67°
45°
11
67°
47°
12
74°
51°
13
73°
44°
14
66°
44°
15
66°
44°
16
67°
45°
17
68°
45°
18
72°
55°
19
78°
55°
20
77°
49°
21
70°
50°
22
72°
48°
23
74°
50°
24
79°
58°
25
81°
57°
26
77°
52°
27
72°
51°
28
76°
52°
29
80°
56°
30
81°
59°
31
82°
60°
1
83°
61°
2
84°
61°
3
84°
62°
4
83°
60°
5
82°
57°
6
81°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fairborn
Fairborn's May 2026 forecast shows daily high temperatures ranging from 53° to 84°, with overnight lows between 34° and 62°. The average high for May is 72° with an average low of 51°. 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 Fairborn. See also: June | July | August.