S
M
T
W
T
F
S
26
80°
48°
27
69°
56°
28
62°
52°
29
61°
45°
30
64°
39°
1
61°
40°
2
60°
44°
3
75°
44°
4
80°
55°
5
62°
45°
6
60°
42°
7
67°
41°
8
65°
53°
9
80°
49°
10
69°
49°
11
75°
48°
12
82°
52°
13
73°
53°
14
74°
46°
15
83°
53°
16
77°
65°
17
84°
65°
18
77°
64°
19
74°
50°
20
67°
44°
21
70°
53°
22
65°
57°
23
74°
57°
24
79°
59°
25
76°
59°
26
79°
60°
27
78°
61°
28
80°
63°
29
80°
60°
30
79°
62°
31
79°
61°
1
80°
58°
2
82°
62°
3
75°
57°
4
75°
55°
5
79°
63°
6
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bluffs
Bluffs's May 2026 forecast shows daily high temperatures ranging from 65° to 83°, with overnight lows between 44° and 64°. The average high for May is 77° with an average low of 58°. 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 Bluffs. See also: June | July | August.