Measurements:
°C
°F
Antigua
84°F
W 19 mph
Feels like: 88°F
Precip: 7%
World Resorts Antigua and Barbuda Antigua Weather

Antigua Sea Water Temperature

Current Sea Water Temperature:
+86.4°F
Maximum Sea Water Temperature in June: 89.8°F
Minimum Sea Water Temperature in June: 83.4°F
Average water temperature in June: 86.1°F

Sea Water Temperature for the Last 10 Days:

June 15 86.4°F June 10 85.6°F
June 14 86.4°F June 09 86.0°F
June 13 86.4°F June 08 85.8°F
June 12 86.6°F June 07 85.8°F
June 11 86.0°F June 06 85.6°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 83.2 °F
January 83.5 °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: 23:59
16 jun, tuesday
0000 84°F
W
19 mph
0300 82°F
W
17 mph
0600 84°F
W
17 mph
0900 84°F
W
17 mph
1200 86°F
W
16 mph
1500 86°F
W
16 mph
1800 84°F
W
17 mph
2100 84°F
W
17 mph