S
M
T
W
T
F
S
26
67°
37°
27
54°
43°
28
57°
40°
29
61°
36°
30
64°
41°
1
66°
38°
2
71°
40°
3
79°
42°
4
83°
46°
5
70°
47°
6
53°
42°
7
61°
35°
8
54°
44°
9
60°
49°
10
58°
49°
11
64°
46°
12
70°
45°
13
55°
47°
14
50°
44°
15
52°
42°
16
56°
42°
17
60°
35°
18
53°
46°
19
58°
43°
20
63°
36°
21
59°
46°
22
58°
47°
23
55°
45°
24
51°
48°
25
57°
45°
26
60°
44°
27
59°
46°
28
59°
45°
29
55°
44°
30
57°
45°
31
61°
45°
1
60°
46°
2
61°
47°
3
62°
48°
4
77°
54°
5
61°
42°
6
60°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Namu
Namu's May 2026 forecast shows daily high temperatures ranging from 51° to 77°, with overnight lows between 41° and 54°. The average high for May is 60° with an average low of 46°. 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 Namu. See also: June | July | August.