World Resorts USA St. Augustine Weather

St. Augustine Sea Temperature in July

Average sea water temperature in July:
+82.8°F
Minimum sea water temperature in July: 85.5°F
Maximum sea water temperature in July: 78.6°F

Daily sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 80.9°F. The highest and lowest sea temperatures during the month were 84.6°F and 78.6°F.

Monthly sea water temperature in St. Augustine, °F

Which USA resorts have warmest sea in July?

Place name July 2025 July 2024
New Orleans 87.4°F 87.1°F
Bay Saint Louis 87.2°F 86.7°F
Clearwater Beach 87.1°F 88.3°F
St. Petersburg 87.0°F 88.0°F
Sarasota 86.9°F 87.9°F
Sanibel Island 86.9°F 87.7°F
Siesta Key 86.9°F 87.9°F
Pensacola 86.9°F 87.3°F
Tampa 86.8°F 87.4°F
Key West 86.7°F 87.6°F
Naples 86.6°F 87.2°F
Cape Coral 86.4°F 87.2°F
Islamorada 86.4°F 87.4°F
Miami 86.3°F 86.9°F
Panama City Beach 86.3°F 86.8°F
Houston 86.3°F 86.4°F
Destin 86.3°F 86.6°F
Key Largo 86.2°F 87.1°F
Miramar Beach 86.2°F 86.7°F
Santa Rosa Beach 86.2°F 86.6°F

Best time for vacation in St. Augustine

Sunniest months:
October 15 days
April 15 days
March 14 days
Warmest months:
July 88.6 °F
August 88.3 °F
June 87.0 °F
Warmest sea temp:
August 83.6 °F
September 82.8 °F
July 82.8 °F
Coldest months:
January 63.6 °F
December 66.5 °F
February 68.6 °F
Rainiest months:
July 5 days
September 4 days
August 4 days
Windiest months:
October 6.8 mph
January 6.7 mph
December 6.6 mph

St. Augustine on a weather map

St. Augustine
+54°F
SE 2 mph
Feels like: +52°F
Precip.: 0%
Places in USA:
Name
°F
+37°F
+75°F
+75°F
+50°F
+57°F
+70°F
+75°F
+70°F
+34°F
+57°F
+57°F
+55°F
+55°F
+70°F
+25°F
24 Hours Forecast
St. Augustine
Local time: 03:52
December 21, sunday
0600
54°F
SE
4 mph
0900
54°F
S
6 mph
1200
57°F
S
6 mph
1500
61°F
SW
7 mph
1800
57°F
SW
7 mph
2100
54°F
SW
7 mph
December 22, monday
0000
54°F
SW
9 mph
0300
55°F
SW
11 mph
Units of measurement: °C / °F