S
M
T
W
T
F
S
26
57°
40°
27
61°
41°
28
62°
40°
29
61°
40°
30
63°
41°
1
62°
38°
2
57°
41°
3
58°
36°
4
59°
42°
5
57°
42°
6
58°
43°
7
61°
42°
8
59°
38°
9
57°
37°
10
57°
37°
11
58°
38°
12
59°
38°
13
59°
39°
14
58°
39°
15
58°
40°
16
59°
38°
17
60°
40°
18
61°
44°
19
60°
46°
20
61°
46°
21
60°
43°
22
60°
42°
23
61°
42°
24
61°
40°
25
62°
43°
26
65°
45°
27
69°
46°
28
69°
47°
29
67°
45°
30
66°
44°
31
68°
44°
1
65°
45°
2
68°
46°
3
71°
48°
4
70°
42°
5
66°
45°
6
68°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Redwood National Park
Redwood National Park's May 2026 forecast shows daily high temperatures ranging from 57° to 71°, with overnight lows between 36° and 48°. The average high for May is 62° with an average low of 42°. 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 Redwood National Park. See also: June | July | August.