S
M
T
W
T
F
S
26
70°
43°
27
71°
44°
28
73°
48°
29
76°
48°
30
70°
44°
1
74°
47°
2
57°
36°
3
58°
33°
4
60°
34°
5
62°
34°
6
66°
38°
7
67°
39°
8
65°
36°
9
58°
35°
10
58°
34°
11
59°
34°
12
62°
35°
13
62°
39°
14
64°
38°
15
63°
38°
16
61°
36°
17
63°
37°
18
62°
38°
19
66°
44°
20
62°
37°
21
62°
42°
22
61°
38°
23
61°
41°
24
62°
39°
25
61°
37°
26
63°
38°
27
67°
40°
28
64°
38°
29
68°
44°
30
65°
42°
31
68°
39°
1
75°
47°
2
77°
48°
3
76°
48°
4
77°
49°
5
77°
42°
6
69°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Kamloops 3
Kamloops 3's May 2026 forecast shows daily high temperatures ranging from 57° to 77°, with overnight lows between 33° and 49°. The average high for May is 66° with an average low of 40°. 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 Kamloops 3. See also: June | July | August.