S
M
T
W
T
F
S
26
60°
31°
27
59°
29°
28
59°
30°
29
54°
28°
30
54°
26°
1
53°
36°
2
58°
32°
3
58°
30°
4
58°
33°
5
56°
37°
6
49°
35°
7
56°
34°
8
56°
33°
9
66°
38°
10
68°
42°
11
58°
34°
12
70°
30°
13
69°
39°
14
65°
41°
15
59°
42°
16
62°
34°
17
62°
39°
18
60°
42°
19
64°
35°
20
61°
40°
21
57°
43°
22
59°
34°
23
61°
35°
24
60°
36°
25
66°
37°
26
63°
43°
27
63°
37°
28
62°
37°
29
59°
42°
30
64°
44°
31
65°
43°
1
65°
48°
2
68°
44°
3
74°
39°
4
76°
45°
5
70°
47°
6
72°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Olnes
Olnes's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Olnes. See also: June | July | August.