Measurements:
°C
°F
Amelia Island
70°F
NE 9 mph
Feels like: 70°F
Precip: 0%
World Resorts USA Amelia Island Weather

Amelia Island Sea Water Temperature

Current Sea Water Temperature:
+56.4°F
Maximum Sea Water Temperature in February: 68.4°F
Minimum Sea Water Temperature in February: 50.4°F
Average water temperature in February: 58.3°F

Sea Water Temperature for the Last 10 Days:

February 21 56.4°F February 16 55.2°F
February 20 56.2°F February 15 54.6°F
February 19 56.6°F February 14 54.8°F
February 18 56.0°F February 13 53.6°F
February 17 56.4°F February 12 53.6°F

When is the Warmest Sea for Amelia Island?

According to our data for the last three years for Amelia Island the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Amelia Island was 89.0°F. The maximum and minimum values were 86.8°F and 90.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Amelia Island was 84.7°F. The maximum and minimum values were 80.2°F and 88.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Amelia Island was 84.4°F. The maximum and minimum values were 81.4°F and 88.0°F respectively.

Best Time to Visit Amelia Island
The most sunny months:
October 15 days
March 15 days
April 15 days
The most warm months:
July 92.6 °F
August 91.5 °F
June 90.3 °F
Warmest sea temperature:
August 87.8 °F
July 86.8 °F
September 85.8 °F
The most cold months:
January 61.3 °F
December 65.0 °F
February 67.0 °F
The most rainy months:
August 5 days
September 5 days
July 4 days
The most windy months:
January 7 mph
December 7 mph
April 7 mph

Amelia Island on the Weather Map

USA Resorts:
NAME
Chicago +28
Hawaii +72
Honolulu +72
Houston +74
Las Vegas +34
Los Angeles +40
Maui +66
Miami +74
Miami Beach +78
New York +38
San Diego +44
San Francisco +42
Sarasota +68
Tampa +70
Washington +38
24 Hours Weather Forecast
Amelia Island
Local time: 08:21
21 feb, saturday
0900 70°F
NE
9 mph
1200 78°F
NE
11 mph
1500 88°F
NE
11 mph
1800 82°F
NE
7 mph
2100 76°F
NE
9 mph
22 feb, sunday
0000 72°F
NE
10 mph
0300 66°F
NE
12 mph
0600 66°F
NE
12 mph