S
M
T
W
T
F
S
26
29°
22°
27
32°
23°
28
35°
23°
29
42°
24°
30
54°
17°
1
54°
27°
2
51°
30°
3
48°
27°
4
32°
21°
5
38°
20°
6
38°
11°
7
42°
12°
8
42°
17°
9
37°
24°
10
53°
17°
11
62°
38°
12
52°
30°
13
69°
27°
14
53°
31°
15
31°
23°
16
32°
24°
17
51°
15°
18
54°
27°
19
61°
33°
20
67°
28°
21
70°
29°
22
69°
42°
23
66°
40°
24
55°
32°
25
54°
41°
26
57°
40°
27
56°
36°
28
65°
45°
29
70°
49°
30
68°
48°
31
64°
47°
1
63°
47°
2
64°
45°
3
64°
46°
4
63°
48°
5
64°
39°
6
47°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wollaston Lake
Wollaston Lake's May 2026 forecast shows daily high temperatures ranging from 47° to 70°, with overnight lows between 32° and 49°. The average high for May is 61° 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 Wollaston Lake. See also: June | July | August.