World Resorts USA Amelia Island Weather

Amelia Island sea water temperature

Current sea water temperature:
+65.8°F
Minimum sea water temperature in April: 76.3°F
Maximum sea water temperature in April: 62.1°F
Average sea water temperature in April: 69.1°F

Sea water temperature for the last 10 days:

April 9 65.8°F April 4 67.5°F
April 8 66.2°F April 3 65.8°F
April 7 66.7°F April 2 65.7°F
April 6 68.4°F April 1 64.2°F
April 5 68.5°F March 31 64.4°F

When is the warmest sea in Amelia Island?

Based on the data about daily sea water temperature for the last three years the warmest sea in Amelia Island was noticed in August, July and September.

Monthly Sea Temperatures in Amelia Island, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 85.1°F. The highest and lowest sea temperatures during the month were 86.4°F and 83.1°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 81.2°F. The highest and lowest sea temperatures during the month were 84.9°F and 77.2°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 81.0°F. The highest and lowest sea temperatures during the month were 84.2°F and 78.3°F.

Best time for vacation in Amelia Island

Sunniest months:
October 15 days
April 15 days
March 14 days
Warmest months:
July 88.3 °F
August 87.3 °F
June 86.2 °F
Warmest sea temp:
August 84.0 °F
July 83.2 °F
September 82.2 °F
Coldest months:
January 60.1 °F
December 63.5 °F
February 64.8 °F
Rainiest months:
August 5 days
September 5 days
July 4 days
Windiest months:
March 7.2 mph
January 7.1 mph
February 7.0 mph

Amelia Island on a weather map

Amelia Island
+63°F
SW 16 mph
Feels like: +63°F
Precip.: 0%
Places in USA:
Name
°F
+37°F
+72°F
+72°F
+68°F
+59°F
+70°F
+72°F
+68°F
+34°F
+61°F
+55°F
+66°F
+66°F
+63°F
+50°F
24 Hours Forecast
Amelia Island
Local time: 05:38
April 09, thursday
0600
63°F
SW
16 mph
0900
64°F
SW
17 mph
1200
64°F
SW
18 mph
1500
66°F
SW
22 mph
1800
66°F
SW
20 mph
2100
64°F
SW
17 mph
April 10, friday
0000
64°F
SW
12 mph
0300
64°F
SW
10 mph
Units of measurement: °C / °F