Current sea water temperature:
+81.1°F
| Minimum sea water temperature in October: | 84.6°F |
| Maximum sea water temperature in October: | 69.8°F |
| Average sea water temperature in October: | 77.2°F |
| more information | |
14 days
forecast
forecast
| Jacksonville |
monthly
weather
weather
| Jacksonville |
Sea water temperature for the last 10 days:
| October 4 | 81.1°F | September 29 | 80.1°F |
| October 3 | 81.3°F | September 28 | 80.8°F |
| October 2 | 81.3°F | September 27 | 80.4°F |
| October 1 | 81.1°F | September 26 | 81.1°F |
| September 30 | 80.1°F | September 25 | 83.1°F |
Monthly sea water temperature, °F
When is the warmest sea in Jacksonville?
Based on the data about daily sea water temperature for the last three years the warmest sea in Jacksonville was noticed in August, September and July.
Monthly Sea Temperatures in Jacksonville, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 82.2°F. The highest and lowest sea temperatures during the month were 83.7°F and 80.4°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 82.9°F. The highest and lowest sea temperatures during the month were 84.7°F and 80.1°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 84.5°F. The highest and lowest sea temperatures during the month were 86.0°F and 82.9°F.
current
weather
weather
| Jacksonville |
weather in
October
October
| Jacksonville |
Best time for vacation in Jacksonville
Jacksonville on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Jacksonville
Local time: 21:54
October 05, monday
0000
75°F
W
6 mph
6 mph
0300
73°F
W
3 mph
3 mph
0600
73°F
S
2 mph
2 mph
0900
73°F
SW
2 mph
2 mph
1200
75°F
SW
4 mph
4 mph
1500
75°F
S
5 mph
5 mph
1800
75°F
S
5 mph
5 mph
2100
73°F
S
5 mph
5 mph
