S
M
T
W
T
F
S
26
64°
49°
27
70°
46°
28
76°
44°
29
82°
46°
30
85°
48°
1
88°
51°
2
87°
53°
3
76°
53°
4
63°
54°
5
70°
51°
6
78°
48°
7
88°
54°
8
88°
52°
9
90°
50°
10
93°
55°
11
98°
57°
12
97°
59°
13
84°
53°
14
89°
51°
15
90°
51°
16
82°
53°
17
80°
48°
18
83°
45°
19
88°
49°
20
75°
56°
21
93°
61°
22
93°
63°
23
90°
58°
24
87°
56°
25
84°
58°
26
72°
54°
27
75°
52°
28
68°
56°
29
79°
52°
30
85°
55°
31
91°
60°
1
97°
63°
2
99°
61°
3
97°
60°
4
95°
61°
5
99°
59°
6
92°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Tranquillity
Tranquillity's May 2026 forecast shows daily high temperatures ranging from 79° to 99°, with overnight lows between 52° and 63°. The average high for May is 93° with an average low of 59°. 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 Tranquillity. See also: June | July | August.