S
M
T
W
T
F
S
26
86°
60°
27
86°
63°
28
85°
64°
29
87°
62°
30
82°
60°
1
82°
61°
2
85°
58°
3
80°
62°
4
80°
62°
5
84°
63°
6
82°
63°
7
83°
62°
8
82°
63°
9
82°
63°
10
83°
64°
11
86°
64°
12
87°
63°
13
87°
64°
14
86°
65°
15
87°
65°
16
87°
64°
17
83°
65°
18
82°
65°
19
83°
64°
20
83°
66°
21
84°
66°
22
84°
65°
23
85°
66°
24
84°
66°
25
84°
63°
26
86°
67°
27
89°
68°
28
89°
68°
29
88°
67°
30
89°
68°
31
89°
68°
1
89°
68°
2
90°
68°
3
89°
66°
4
90°
67°
5
89°
69°
6
91°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Green Cove Springs
Green Cove Springs's May 2026 forecast shows daily high temperatures ranging from 80° to 91°, with overnight lows between 58° and 69°. The average high for May is 85° with an average low of 65°. 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 Green Cove Springs. See also: June | July | August.