World Resorts USA Jacksonville Weather

Jacksonville Sea Temperature in August

Average sea water temperature in August:
+82.8°F
Minimum sea water temperature in August: 86.2°F
Maximum sea water temperature in August: 78.1°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 84.9°F. The highest and lowest sea temperatures during the month were 86.2°F and 83.1°F.

Monthly sea water temperature in Jacksonville, °F

Which USA resorts have warmest sea in August?

Place name August 2025 August 2024
Sanibel Island 88.8°F 87.3°F
Everglades 88.8°F 87.0°F
Islamorada 88.8°F 87.3°F
Key West 88.8°F 87.8°F
Key Largo 88.7°F 87.3°F
Marco Island 88.7°F 87.1°F
Naples 88.7°F 87.0°F
St. Petersburg 88.7°F 86.9°F
Tampa 88.6°F 86.4°F
Sarasota 88.6°F 87.2°F
Siesta Key 88.6°F 87.3°F
Clearwater Beach 88.5°F 87.0°F
Miami 88.1°F 86.4°F
Miami Beach 87.9°F 86.5°F
Galveston 87.9°F 88.3°F
Galveston Island 87.8°F 88.5°F
Houston 87.8°F 88.0°F
New Orleans 87.4°F 88.1°F
Fort Lauderdale 87.2°F 85.8°F
Corpus Christi 87.0°F 87.9°F

Best time for vacation in Jacksonville

Sunniest months:
May 16 days
April 16 days
March 14 days
Warmest months:
July 91.5 °F
August 90.8 °F
June 89.2 °F
Warmest sea temp:
August 82.9 °F
September 82.4 °F
July 82.3 °F
Coldest months:
January 62.0 °F
December 66.8 °F
February 67.4 °F
Rainiest months:
August 9 days
June 8 days
July 8 days
Windiest months:
April 8.2 mph
March 7.8 mph
October 7.7 mph

Jacksonville on a weather map

Jacksonville
+48°F
S 8 mph
Feels like: +45°F
Precip.: 0%
Places in USA:
Name
°F
+34°F
+72°F
+72°F
+52°F
+61°F
+68°F
+75°F
+66°F
+32°F
+59°F
+50°F
+59°F
+55°F
+52°F
+36°F
24 Hours Forecast
Jacksonville
Local time: 22:42
January 13, tuesday
0000
48°F
S
8 mph
0300
45°F
S
6 mph
0600
45°F
S
6 mph
0900
48°F
S
6 mph
1200
55°F
SW
5 mph
1500
59°F
SW
4 mph
1800
59°F
SW
3 mph
2100
57°F
NW
3 mph
Units of measurement: °C / °F