S
M
T
W
T
F
S
26
83°
64°
27
87°
68°
28
85°
70°
29
85°
70°
30
87°
71°
1
84°
76°
2
86°
76°
3
84°
76°
4
81°
76°
5
82°
76°
6
89°
72°
7
91°
74°
8
92°
73°
9
90°
75°
10
95°
73°
11
93°
76°
12
95°
73°
13
95°
74°
14
93°
76°
15
84°
71°
16
84°
71°
17
85°
70°
18
84°
72°
19
84°
72°
20
85°
71°
21
84°
72°
22
84°
72°
23
85°
71°
24
85°
72°
25
86°
72°
26
85°
73°
27
86°
72°
28
85°
73°
29
85°
73°
30
86°
72°
31
85°
73°
1
85°
73°
2
86°
72°
3
84°
73°
4
86°
73°
5
86°
72°
6
87°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Tarpum Bay
Tarpum Bay's May 2026 forecast shows daily high temperatures ranging from 81° to 95°, with overnight lows between 70° and 76°. The average high for May is 87° with an average low of 73°. 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 Tarpum Bay. See also: June | July | August.