S
M
T
W
T
F
S
26
98°
82°
27
97°
82°
28
96°
83°
29
98°
83°
30
97°
79°
1
96°
82°
2
97°
82°
3
97°
81°
4
96°
79°
5
96°
81°
6
97°
82°
7
98°
79°
8
97°
81°
9
98°
84°
10
97°
81°
11
96°
83°
12
97°
83°
13
96°
84°
14
96°
84°
15
100°
79°
16
99°
77°
17
100°
80°
18
100°
78°
19
99°
79°
20
98°
79°
21
99°
78°
22
99°
82°
23
99°
81°
24
98°
76°
25
98°
81°
26
97°
80°
27
98°
81°
28
94°
77°
29
93°
78°
30
93°
78°
31
91°
77°
1
92°
78°
2
92°
78°
3
93°
77°
4
92°
78°
5
92°
78°
6
93°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bay
Bay's May 2026 forecast shows daily high temperatures ranging from 91° to 100°, with overnight lows between 76° and 82°. The average high for May is 96° with an average low of 79°. 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 Bay. See also: June | July | August.