S
M
T
W
T
F
S
26
30°
17°
27
45°
15°
28
53°
19°
29
63°
23°
30
73°
29°
1
66°
40°
2
71°
28°
3
67°
42°
4
55°
26°
5
53°
17°
6
69°
32°
7
72°
43°
8
67°
33°
9
69°
45°
10
73°
47°
11
67°
40°
12
73°
36°
13
70°
42°
14
60°
46°
15
62°
36°
16
48°
29°
17
56°
21°
18
65°
27°
19
65°
30°
20
55°
34°
21
68°
29°
22
72°
42°
23
77°
44°
24
68°
45°
25
80°
53°
26
79°
50°
27
67°
49°
28
78°
52°
29
81°
54°
30
68°
48°
31
70°
47°
1
71°
44°
2
71°
46°
3
70°
45°
4
72°
46°
5
78°
53°
6
62°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Nisku
Nisku's May 2026 forecast shows daily high temperatures ranging from 62° to 81°, with overnight lows between 44° and 54°. The average high for May is 73° with an average low of 48°. 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 Nisku. See also: June | July | August.