S
M
T
W
T
F
S
26
83°
65°
27
86°
67°
28
86°
69°
29
86°
67°
30
75°
66°
1
67°
54°
2
73°
51°
3
76°
44°
4
77°
48°
5
82°
54°
6
85°
72°
7
79°
67°
8
73°
66°
9
73°
65°
10
83°
65°
11
79°
67°
12
84°
67°
13
84°
65°
14
87°
60°
15
85°
60°
16
84°
65°
17
84°
64°
18
86°
68°
19
87°
72°
20
87°
70°
21
83°
69°
22
87°
70°
23
85°
72°
24
81°
72°
25
81°
72°
26
79°
73°
27
84°
72°
28
84°
71°
29
83°
69°
30
84°
68°
31
85°
68°
1
88°
72°
2
87°
72°
3
90°
70°
4
89°
77°
5
86°
72°
6
86°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Pearl River
Pearl River's May 2026 forecast shows daily high temperatures ranging from 79° to 90°, with overnight lows between 68° and 77°. The average high for May is 85° with an average low of 71°. 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 Pearl River. See also: June | July | August.