World Resorts USA Marco Island Weather

Marco Island Sea Temperature in March

Average sea water temperature in March:
+74.3°F
Minimum sea water temperature in March: 79.7°F
Maximum sea water temperature in March: 66.7°F

Daily sea water temperature in March, °F

Show year:
2025
2024
2023

The average sea water temperature in March of 2025 was 71.8°F. The highest and lowest sea temperatures during the month were 74.7°F and 70.2°F.

Monthly sea water temperature in Marco Island, °F

Which USA resorts have warmest sea in March?

Place name March 2025 March 2024
Kailua Kona 77.7°F 76.5°F
Honolulu 76.8°F 75.8°F
Hawaii 76.7°F 75.7°F
Maui 76.0°F 75.1°F
Fort Lauderdale 75.8°F 75.7°F
Oahu 75.7°F 74.5°F
Miami Beach 75.3°F 76.0°F
Islamorada 75.2°F 77.3°F
Key Largo 75.1°F 76.9°F
Kauai 75.0°F 74.5°F
Key West 74.5°F 76.5°F
Everglades 74.4°F 77.3°F
Miami 74.4°F 75.5°F
Cape Coral 71.7°F 74.2°F
Naples 71.4°F 73.8°F
Sanibel Island 70.9°F 73.0°F
Cocoa Beach 70.0°F 71.5°F
Tampa 69.3°F 71.7°F
Sarasota 68.6°F 71.4°F
Siesta Key 68.5°F 71.3°F

Best time for vacation in Marco Island

Sunniest months:
March 19 days
April 17 days
May 15 days
Warmest months:
August 88.0 °F
July 87.8 °F
September 86.6 °F
Warmest sea temp:
August 87.5 °F
July 87.1 °F
September 86.5 °F
Coldest months:
January 69.8 °F
December 72.0 °F
February 74.1 °F
Rainiest months:
June 6 days
July 5 days
September 4 days
Windiest months:
April 10.0 mph
November 10.0 mph
October 9.9 mph

Marco Island on a weather map

Marco Island
+79°F
SW 11 mph
Feels like: +79°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+77°F
+77°F
+70°F
+70°F
+73°F
+77°F
+72°F
+37°F
+66°F
+52°F
+73°F
+75°F
+63°F
+36°F
24 Hours Forecast
Marco Island
Local time: 15:17
December 16, tuesday
1800
75°F
SW
15 mph
2100
72°F
W
14 mph
December 17, wednesday
0000
68°F
SW
13 mph
0300
66°F
W
11 mph
0600
66°F
W
10 mph
0900
68°F
SW
9 mph
1200
72°F
W
9 mph
1500
73°F
N
4 mph
Units of measurement: °C / °F