World Resorts USA Amelia Island Weather

Amelia Island sea water temperature

Current sea water temperature:
+71.4°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: 69.0°F

Sea water temperature for the last 10 days:

April 29 71.4°F April 24 70.5°F
April 28 69.6°F April 23 69.6°F
April 27 70.2°F April 22 68.2°F
April 26 69.8°F April 21 68.4°F
April 25 70.2°F April 20 69.3°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:
April 16 days
October 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:
April 7.3 mph
March 7.2 mph
January 7.1 mph

Amelia Island on a weather map

Amelia Island
+72°F
NE 7 mph
Feels like: +75°F
Precip.: 0%
Places in USA:
Name
°F
+55°F
+73°F
+73°F
+57°F
+52°F
+79°F
+79°F
+66°F
+54°F
+54°F
+50°F
+77°F
+75°F
+75°F
+52°F
24 Hours Forecast
Amelia Island
Local time: 08:28
April 29, wednesday
0900
72°F
NE
7 mph
1200
79°F
N
9 mph
1500
81°F
N
7 mph
1800
79°F
NW
9 mph
2100
77°F
N
11 mph
April 30, thursday
0000
75°F
E
9 mph
0300
72°F
E
9 mph
0600
70°F
E
10 mph
Units of measurement: °C / °F