S
M
T
W
T
F
S
26
82°
56°
27
82°
64°
28
74°
62°
29
80°
59°
30
66°
51°
1
63°
46°
2
68°
45°
3
70°
40°
4
78°
48°
5
75°
56°
6
76°
55°
7
69°
49°
8
69°
45°
9
78°
61°
10
83°
61°
11
76°
50°
12
77°
50°
13
80°
54°
14
82°
53°
15
83°
57°
16
88°
62°
17
87°
64°
18
87°
64°
19
88°
65°
20
87°
66°
21
88°
65°
22
83°
61°
23
85°
64°
24
84°
63°
25
87°
65°
26
87°
65°
27
86°
66°
28
88°
66°
29
88°
65°
30
87°
66°
31
88°
67°
1
88°
66°
2
89°
67°
3
89°
68°
4
88°
68°
5
83°
67°
6
87°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bluff
Bluff's May 2026 forecast shows daily high temperatures ranging from 76° to 89°, with overnight lows between 50° and 68°. The average high for May is 85° with an average low of 63°. 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 Bluff. See also: June | July | August.