S
M
T
W
T
F
S
26
29°
20°
27
45°
16°
28
56°
22°
29
61°
23°
30
69°
29°
1
75°
36°
2
68°
45°
3
76°
42°
4
55°
36°
5
51°
31°
6
67°
21°
7
74°
45°
8
77°
41°
9
68°
47°
10
82°
43°
11
67°
42°
12
78°
37°
13
87°
55°
14
87°
49°
15
64°
41°
16
61°
35°
17
48°
32°
18
56°
35°
19
64°
44°
20
66°
46°
21
68°
46°
22
63°
42°
23
67°
48°
24
67°
46°
25
71°
48°
26
67°
46°
27
66°
48°
28
72°
45°
29
64°
45°
30
67°
50°
31
69°
51°
1
73°
50°
2
74°
51°
3
70°
50°
4
69°
48°
5
64°
46°
6
65°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Redcliff
Redcliff's May 2026 forecast shows daily high temperatures ranging from 48° to 74°, with overnight lows between 32° and 51°. The average high for May is 66° with an average low of 45°. 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 Redcliff. See also: June | July | August.