S
M
T
W
T
F
S
26
66°
47°
27
65°
50°
28
60°
51°
29
61°
39°
30
59°
34°
1
54°
39°
2
55°
31°
3
61°
38°
4
75°
47°
5
57°
47°
6
58°
38°
7
59°
35°
8
63°
47°
9
75°
50°
10
67°
48°
11
68°
41°
12
80°
40°
13
63°
40°
14
68°
37°
15
69°
45°
16
78°
60°
17
84°
61°
18
82°
66°
19
82°
54°
20
65°
47°
21
66°
50°
22
63°
58°
23
74°
58°
24
77°
57°
25
78°
59°
26
80°
57°
27
78°
59°
28
78°
56°
29
77°
53°
30
78°
56°
31
79°
55°
1
80°
60°
2
80°
58°
3
73°
54°
4
72°
53°
5
74°
58°
6
79°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Springboro
Springboro's May 2026 forecast shows daily high temperatures ranging from 63° to 82°, with overnight lows between 47° and 66°. The average high for May is 76° with an average low of 56°. 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 Springboro. See also: June | July | August.