S
M
T
W
T
F
S
26
59°
50°
27
58°
50°
28
59°
48°
29
58°
43°
30
57°
45°
1
57°
50°
2
58°
51°
3
56°
51°
4
59°
51°
5
60°
53°
6
57°
52°
7
58°
50°
8
60°
48°
9
61°
50°
10
67°
51°
11
71°
51°
12
63°
53°
13
66°
51°
14
59°
50°
15
58°
49°
16
62°
49°
17
61°
48°
18
60°
46°
19
59°
47°
20
69°
46°
21
60°
46°
22
60°
44°
23
61°
47°
24
64°
48°
25
63°
49°
26
60°
44°
27
61°
44°
28
62°
47°
29
65°
51°
30
69°
51°
31
70°
52°
1
71°
52°
2
70°
51°
3
67°
47°
4
69°
51°
5
65°
49°
6
62°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Smith River
Smith River's May 2026 forecast shows daily high temperatures ranging from 58° to 71°, with overnight lows between 44° and 53°. The average high for May is 64° with an average low of 49°. 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 Smith River. See also: June | July | August.