S
M
T
W
T
F
S
26
62°
33°
27
66°
34°
28
62°
42°
29
51°
39°
30
51°
33°
1
49°
29°
2
43°
28°
3
59°
27°
4
70°
44°
5
60°
45°
6
N/A
7
51°
36°
8
53°
39°
9
60°
39°
10
54°
34°
11
50°
33°
12
51°
38°
13
53°
38°
14
57°
42°
15
64°
45°
16
60°
44°
17
58°
43°
18
59°
45°
19
64°
46°
20
59°
40°
21
60°
39°
22
60°
41°
23
61°
44°
24
62°
43°
25
66°
47°
26
66°
46°
27
62°
43°
28
67°
48°
29
65°
48°
30
71°
51°
31
73°
52°
1
73°
51°
2
68°
49°
3
71°
52°
4
74°
53°
5
74°
54°
6
73°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Kitchener
Kitchener's May 2026 forecast shows daily high temperatures ranging from 50° to 74°, with overnight lows between 33° and 54°. The average high for May is 63° 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 Kitchener. See also: June | July | August.