S
M
T
W
T
F
S
26
62°
52°
27
66°
42°
28
72°
38°
29
74°
46°
30
71°
57°
1
68°
49°
2
58°
49°
3
65°
44°
4
79°
44°
5
83°
58°
6
80°
59°
7
70°
50°
8
71°
43°
9
78°
49°
10
84°
57°
11
66°
42°
12
73°
38°
13
76°
43°
14
69°
54°
15
74°
44°
16
84°
49°
17
92°
63°
18
93°
68°
19
93°
69°
20
92°
68°
21
91°
63°
22
64°
58°
23
71°
59°
24
78°
64°
25
82°
72°
26
84°
72°
27
86°
70°
28
84°
60°
29
80°
56°
30
83°
55°
31
76°
49°
1
82°
60°
2
71°
51°
3
81°
47°
4
85°
51°
5
90°
61°
6
93°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Suffolk
Suffolk's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Suffolk. See also: June | July | August.