S
M
T
W
T
F
S
26
60°
29°
27
62°
39°
28
64°
34°
29
69°
36°
30
75°
36°
1
75°
39°
2
82°
42°
3
84°
40°
4
76°
43°
5
76°
47°
6
70°
44°
7
84°
44°
8
68°
42°
9
77°
44°
10
73°
46°
11
78°
44°
12
76°
40°
13
61°
48°
14
66°
42°
15
59°
40°
16
55°
40°
17
63°
40°
18
64°
39°
19
69°
41°
20
76°
44°
21
78°
44°
22
76°
42°
23
74°
42°
24
70°
45°
25
73°
44°
26
75°
46°
27
79°
53°
28
63°
43°
29
63°
41°
30
68°
47°
31
66°
46°
1
69°
48°
2
67°
47°
3
64°
43°
4
64°
43°
5
64°
44°
6
63°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Winlaw
Winlaw's May 2026 forecast shows daily high temperatures ranging from 55° to 79°, with overnight lows between 39° and 53°. The average high for May is 68° with an average low of 44°. 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 Winlaw. See also: June | July | August.