S
M
T
W
T
F
S
26
80°
57°
27
80°
49°
28
71°
50°
29
77°
58°
30
75°
53°
1
72°
53°
2
73°
51°
3
77°
59°
4
72°
59°
5
78°
56°
6
80°
58°
7
82°
61°
8
82°
59°
9
83°
60°
10
83°
61°
11
84°
62°
12
85°
63°
13
84°
63°
14
83°
61°
15
77°
57°
16
76°
63°
17
78°
59°
18
79°
61°
19
78°
56°
20
79°
57°
21
82°
58°
22
83°
63°
23
86°
58°
24
86°
57°
25
79°
58°
26
80°
58°
27
80°
59°
28
85°
63°
29
81°
63°
30
88°
60°
31
87°
59°
1
84°
66°
2
84°
60°
3
83°
60°
4
82°
61°
5
87°
61°
6
89°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Ooltewah
Ooltewah's May 2026 forecast shows daily high temperatures ranging from 71° to 89°, with overnight lows between 49° and 66°. The average high for May is 81° with an average low of 59°. 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 Ooltewah. See also: June | July | August.