World Resorts USA St. Petersburg Weather

St. Petersburg Sea Temperature in July

Average sea water temperature in July:
+87.2°F
Minimum sea water temperature in July: 89.8°F
Maximum sea water temperature in July: 83.3°F

Daily sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 87.0°F. The highest and lowest sea temperatures during the month were 89.6°F and 85.1°F.

Monthly sea water temperature in St. Petersburg, °F

Which USA resorts have warmest sea in July?

Place name July 2025 July 2024
New Orleans 87.4°F 87.1°F
Pass Christian 87.3°F 86.7°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
Orange Beach 86.7°F 86.7°F
Pensacola Beach 86.7°F 87.1°F
Marco Island 86.6°F 87.4°F
Naples 86.6°F 87.2°F
Cape Coral 86.4°F 87.2°F
Galveston 86.4°F 86.3°F
Islamorada 86.4°F 87.4°F
Galveston Island 86.4°F 86.4°F
Miami 86.3°F 86.9°F

Best time for vacation in St. Petersburg

Sunniest months:
May 19 days
March 19 days
April 19 days
Warmest months:
July 87.5 °F
August 87.4 °F
June 85.6 °F
Warmest sea temp:
August 87.5 °F
July 87.2 °F
September 85.1 °F
Coldest months:
January 64.0 °F
December 67.7 °F
February 68.5 °F
Rainiest months:
July 4 days
September 4 days
August 3 days
Windiest months:
April 12.3 mph
November 12.1 mph
October 12.1 mph

St. Petersburg on a weather map

St. Petersburg
+81°F
S 4 mph
Feels like: +82°F
Precip.: 0%
Places in USA:
Name
°F
+55°F
+75°F
+75°F
+61°F
+61°F
+79°F
+77°F
+70°F
+43°F
+66°F
+57°F
+82°F
+82°F
+75°F
+48°F
24 Hours Forecast
St. Petersburg
Local time: 16:14
December 24, wednesday
1800
77°F
SE
9 mph
2100
68°F
S
9 mph
December 25, thursday
0000
64°F
SW
6 mph
0300
63°F
SW
4 mph
0600
61°F
SW
4 mph
0900
61°F
S
6 mph
1200
64°F
S
4 mph
1500
70°F
E
6 mph
Units of measurement: °C / °F