S
M
T
W
T
F
S
26
90°
79°
27
88°
81°
28
90°
81°
29
90°
81°
30
88°
81°
1
88°
81°
2
88°
81°
3
88°
81°
4
91°
81°
5
90°
81°
6
88°
81°
7
88°
81°
8
90°
81°
9
90°
79°
10
90°
79°
11
90°
81°
12
88°
81°
13
90°
77°
14
90°
81°
15
88°
81°
16
88°
81°
17
88°
81°
18
90°
81°
19
88°
79°
20
88°
81°
21
88°
81°
22
88°
81°
23
88°
81°
24
88°
81°
25
90°
81°
26
88°
81°
27
91°
80°
28
91°
80°
29
91°
80°
30
91°
80°
31
92°
80°
1
91°
80°
2
92°
79°
3
89°
78°
4
88°
79°
5
89°
78°
6
89°
78°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in New Port
New Port's May 2026 forecast shows daily high temperatures ranging from 88° to 92°, with overnight lows between 78° and 80°. The average high for May is 90° 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 New Port. See also: June | July | August.