S
M
T
W
T
F
S
26
59°
42°
27
64°
42°
28
64°
33°
29
69°
38°
30
67°
39°
1
66°
37°
2
69°
36°
3
74°
43°
4
69°
45°
5
67°
41°
6
60°
39°
7
73°
33°
8
82°
42°
9
82°
47°
10
80°
43°
11
85°
43°
12
90°
48°
13
87°
50°
14
83°
48°
15
85°
51°
16
83°
52°
17
77°
50°
18
62°
41°
19
68°
37°
20
73°
39°
21
77°
40°
22
74°
46°
23
80°
44°
24
86°
49°
25
76°
51°
26
73°
49°
27
81°
51°
28
93°
59°
29
85°
45°
30
82°
49°
31
87°
52°
1
89°
56°
2
95°
63°
3
95°
61°
4
94°
60°
5
96°
61°
6
90°
61°
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 82° to 96°, with overnight lows between 45° and 63°. The average high for May is 91° with an average low of 57°. 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.