S
M
T
W
T
F
S
26
86°
72°
27
88°
73°
28
82°
75°
29
77°
63°
30
63°
59°
1
59°
54°
2
73°
46°
3
82°
58°
4
82°
67°
5
86°
68°
6
79°
52°
7
69°
50°
8
76°
59°
9
81°
60°
10
80°
61°
11
81°
56°
12
79°
59°
13
84°
61°
14
86°
64°
15
85°
65°
16
82°
61°
17
77°
64°
18
78°
65°
19
79°
66°
20
82°
66°
21
83°
59°
22
78°
58°
23
78°
60°
24
80°
62°
25
80°
60°
26
78°
59°
27
79°
60°
28
80°
61°
29
80°
66°
30
79°
67°
31
81°
66°
1
82°
66°
2
83°
64°
3
84°
69°
4
85°
69°
5
83°
68°
6
81°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Tundra
Tundra's May 2026 forecast shows daily high temperatures ranging from 69° to 86°, with overnight lows between 50° and 69°. The average high for May is 81° with an average low of 62°. 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 Tundra. See also: June | July | August.