S
M
T
W
T
F
S
26
69°
29°
27
73°
33°
28
69°
44°
29
75°
40°
30
80°
38°
1
84°
38°
2
90°
50°
3
88°
47°
4
89°
45°
5
85°
50°
6
87°
49°
7
80°
50°
8
82°
53°
9
78°
42°
10
82°
43°
11
80°
42°
12
90°
42°
13
71°
55°
14
72°
50°
15
66°
46°
16
64°
45°
17
71°
39°
18
75°
37°
19
77°
44°
20
78°
44°
21
80°
43°
22
87°
44°
23
86°
51°
24
86°
53°
25
85°
51°
26
69°
49°
27
76°
49°
28
83°
54°
29
84°
48°
30
76°
45°
31
75°
44°
1
80°
48°
2
88°
55°
3
89°
54°
4
88°
52°
5
78°
49°
6
81°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Basin City
Basin City's May 2026 forecast shows daily high temperatures ranging from 69° to 89°, with overnight lows between 44° and 55°. The average high for May is 82° with an average low of 50°. 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 Basin City. See also: June | July | August.