World Resorts USA St. Petersburg Weather

St. Petersburg Sea Temperature in March

Average sea water temperature in March:
+71.5°F
Minimum sea water temperature in March: 79.5°F
Maximum sea water temperature in March: 64.0°F

Daily sea water temperature in March, °F

Show year:
2026
2025
2024

The average sea water temperature in March of 2026 was 71.2°F. The highest and lowest sea temperatures during the month were 75.7°F and 65.7°F.

Monthly sea water temperature in St. Petersburg, °F

Which USA resorts have warmest sea in March?

Place name March 2026 March 2025
Everglades 77.4°F 74.4°F
Kailua Kona 77.2°F 77.7°F
West Palm Beach 77.1°F 75.8°F
Key Largo 76.8°F 75.1°F
Miami Beach 76.8°F 75.3°F
Honolulu 76.7°F 76.8°F
Fort Lauderdale 76.6°F 75.8°F
Hawaii 76.5°F 76.7°F
Kauai 76.5°F 75.0°F
Key West 76.5°F 74.5°F
Miami 76.0°F 74.4°F
Kahului 75.7°F 76.3°F
Maui 75.5°F 76.0°F
Oahu 74.9°F 75.7°F
Cape Coral 73.9°F 71.7°F
Marco Island 73.5°F 71.8°F
Naples 72.6°F 71.4°F
Corpus Christi 71.9°F 67.0°F
Tampa 71.7°F 69.3°F
Cocoa Beach 71.7°F 70.0°F

Best time for vacation in St. Petersburg

Sunniest months:
March 20 days
May 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 64.4 °F
February 68.4 °F
December 68.4 °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
+84°F
SW 6 mph
Feels like: +90°F
Precip.: 0%
Places in USA:
Name
°F
+55°F
+72°F
+72°F
+73°F
+64°F
+81°F
+75°F
+64°F
+48°F
+66°F
+52°F
+84°F
+86°F
+57°F
+43°F
24 Hours Forecast
St. Petersburg
Local time: 10:52
April 06, monday
1200
84°F
SW
6 mph
1500
86°F
SE
10 mph
1800
79°F
S
24 mph
2100
72°F
SW
24 mph
April 07, tuesday
0000
68°F
SW
21 mph
0300
70°F
SW
19 mph
0600
68°F
SW
18 mph
0900
68°F
SW
18 mph
Units of measurement: °C / °F