20.05
wed
wed
Day
88°F
W 6 mph
Precip.
0%
0%
Night
75°F
NW 6 mph
Precip.
0%
0%
21.05
thu
thu
Day
88°F
W 6 mph
Precip.
0%
0%
Night
75°F
NW 6 mph
Precip.
0%
0%
22.05
fri
fri
Day
88°F
W 7 mph
Precip.
0%
0%
Night
77°F
NW 6 mph
Precip.
100%
100%
23.05
sat
sat
Day
90°F
NW 6 mph
Precip.
0%
0%
Night
75°F
NW 5 mph
Precip.
0%
0%
24.05
sun
sun
Day
88°F
W 6 mph
Precip.
52%
52%
Night
77°F
NW 6 mph
Precip.
0%
0%
25.05
mon
mon
Day
88°F
NW 7 mph
Precip.
58%
58%
Night
77°F
NW 7 mph
Precip.
57%
57%
26.05
tue
tue
Day
90°F
NW 9 mph
Precip.
0%
0%
Night
79°F
NW 7 mph
Precip.
0%
0%
sea water
temperature
temperature
| Jacksonville |
monthly
weather
weather
| Jacksonville |
current
weather
weather
| Jacksonville |
14 days
forecast
forecast
| Jacksonville |
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 73.7°F. The highest and lowest sea temperatures during the month were 76.5°F and 71.4°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 80.1°F. The highest and lowest sea temperatures during the month were 81.5°F and 78.8°F.
Air temperature in Jacksonville, °F
Precipitation total in Jacksonville, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Jacksonville
Jacksonville on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Jacksonville
Local time: 06:45
May 20, wednesday
0900
81°F
NW
4 mph
4 mph
1200
88°F
W
6 mph
6 mph
1500
86°F
W
10 mph
10 mph
1800
82°F
W
11 mph
11 mph
2100
79°F
NW
7 mph
7 mph
May 21, thursday
0000
75°F
NW
6 mph
6 mph
0300
73°F
N
3 mph
3 mph
0600
72°F
N
2 mph
2 mph
