S
M
T
W
T
F
S
26
84°
70°
27
84°
77°
28
84°
75°
29
86°
75°
30
90°
73°
1
91°
77°
2
91°
77°
3
84°
75°
4
84°
77°
5
82°
75°
6
84°
75°
7
84°
74°
8
84°
73°
9
82°
75°
10
90°
75°
11
90°
77°
12
90°
75°
13
88°
75°
14
84°
73°
15
88°
75°
16
86°
77°
17
86°
75°
18
90°
75°
19
86°
77°
20
91°
77°
21
91°
76°
22
90°
77°
23
86°
77°
24
88°
75°
25
90°
77°
26
86°
77°
27
82°
76°
28
83°
76°
29
84°
77°
30
85°
76°
31
83°
75°
1
82°
79°
2
84°
76°
3
82°
74°
4
81°
75°
5
79°
74°
6
80°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Olon
Olon's May 2026 forecast shows daily high temperatures ranging from 79° to 86°, with overnight lows between 74° and 79°. The average high for May is 83° with an average low of 76°. 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 Olon. See also: June | July | August.