World Resorts USA Marco Island Weather

Marco Island Sea Temperature in January

Average sea water temperature in January:
+68.0°F
Minimum sea water temperature in January: 74.7°F
Maximum sea water temperature in January: 61.7°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 68.2°F. The highest and lowest sea temperatures during the month were 72.0°F and 63.5°F.

Monthly sea water temperature in Marco Island, °F

Which USA resorts have warmest sea in January?

Place name January 2026 January 2025
Kailua Kona 78.3°F 78.2°F
Hilo 77.3°F 77.2°F
Honolulu 77.2°F 77.6°F
Hawaii 77.2°F 77.5°F
Maui 77.0°F 76.9°F
Kauai 77.0°F 75.0°F
West Palm Beach 76.6°F 75.5°F
Oahu 76.1°F 76.5°F
Fort Lauderdale 75.9°F 75.1°F
Miami Beach 74.0°F 73.1°F
Key West 72.5°F 70.3°F
Key Largo 71.7°F 71.1°F
Miami 71.2°F 70.7°F
Everglades 70.8°F 68.6°F
Marco Island 68.2°F 65.2°F
Naples 67.7°F 64.7°F
Cape Coral 67.3°F 64.3°F
Cocoa Beach 66.9°F 60.9°F
Siesta Key 65.0°F 61.5°F
Sarasota 65.0°F 61.2°F

Best time for vacation in Marco Island

Sunniest months:
March 19 days
April 17 days
December 16 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 70.0 °F
December 72.8 °F
February 73.7 °F
Rainiest months:
June 6 days
July 5 days
September 4 days
Windiest months:
April 10.0 mph
November 10.0 mph
January 9.9 mph

Marco Island on a weather map

Marco Island
+68°F
S 13 mph
Feels like: +68°F
Precip.: 0%
Places in USA:
Name
°F
+34°F
+72°F
+72°F
+64°F
+57°F
+70°F
+73°F
+68°F
+30°F
+59°F
+55°F
+64°F
+63°F
+57°F
+37°F
24 Hours Forecast
Marco Island
Local time: 06:46
April 08, wednesday
0900
73°F
S
11 mph
1200
81°F
SE
4 mph
1500
77°F
NE
6 mph
1800
75°F
NE
7 mph
2100
72°F
SW
7 mph
April 09, thursday
0000
70°F
SW
17 mph
0300
70°F
SW
19 mph
0600
70°F
SW
17 mph
Units of measurement: °C / °F