Measurements:
°C
°F
Antigua
84°F
W 18 mph
Feels like: 88°F
Precip: 0%
World Resorts Antigua and Barbuda Antigua Weather

Antigua Sea Water Temperature

Current Sea Water Temperature:
+86.0°F
Maximum Sea Water Temperature in December: 88.6°F
Minimum Sea Water Temperature in December: 83.2°F
Average water temperature in December: 85.2°F

Sea Water Temperature for the Last 10 Days:

December 05 86.0°F November 30 86.4°F
December 04 86.0°F November 29 86.6°F
December 03 86.0°F November 28 86.4°F
December 02 86.2°F November 27 86.4°F
December 01 86.0°F November 26 86.8°F

When is the Warmest Sea for Antigua?

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

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Antigua was 89.3°F. The maximum and minimum values were 88.8°F and 89.6°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Antigua was 88.6°F. The maximum and minimum values were 87.6°F and 89.8°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Antigua was 88.6°F. The maximum and minimum values were 88.0°F and 89.2°F respectively.

Best Time to Visit Antigua
The most sunny months:
March 6 days
January 5 days
February 5 days
The most warm months:
September 89.5 °F
August 89.1 °F
July 88.9 °F
Warmest sea temperature:
September 88.4 °F
October 88.3 °F
August 87.6 °F
The most cold months:
February 83.0 °F
March 83.3 °F
January 83.6 °F
The most rainy months:
October 6 days
November 5 days
September 5 days
The most windy months:
July 17 mph
February 17 mph
January 17 mph

Antigua on the Weather Map

Antigua and Barbuda Resorts:
NAME
Antigua +84
Barbuda +84
St John's +84
24 Hours Weather Forecast
Antigua
Local time: 05:45
05 dec, friday
0600 84°F
W
18 mph
0900 84°F
W
22 mph
1200 84°F
W
20 mph
1500 84°F
W
21 mph
1800 84°F
W
20 mph
2100 84°F
W
21 mph
06 dec, saturday
0000 84°F
W
20 mph
0300 82°F
W
20 mph