S
M
T
W
T
F
S
26
62°
46°
27
77°
43°
28
74°
55°
29
59°
45°
30
57°
36°
1
54°
37°
2
54°
35°
3
61°
44°
4
64°
45°
5
65°
49°
6
69°
48°
7
58°
40°
8
57°
39°
9
61°
43°
10
61°
44°
11
65°
45°
12
62°
47°
13
65°
46°
14
66°
51°
15
70°
52°
16
66°
48°
17
69°
54°
18
75°
55°
19
74°
55°
20
73°
56°
21
77°
57°
22
77°
57°
23
76°
55°
24
74°
52°
25
70°
52°
26
75°
58°
27
76°
56°
28
75°
57°
29
74°
56°
30
72°
54°
31
76°
55°
1
71°
52°
2
72°
58°
3
73°
52°
4
71°
50°
5
72°
51°
6
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Thurston
Thurston's May 2026 forecast shows daily high temperatures ranging from 54° to 77°, with overnight lows between 35° and 58°. The average high for May is 68° with an average low of 50°. 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 Thurston. See also: June | July | August.
