World Resorts Antigua and Barbuda Antigua Weather

Antigua sea water temperature

Current sea water temperature:
+83.1°F
Minimum sea water temperature in July: 85.5°F
Maximum sea water temperature in July: 80.6°F
Average sea water temperature in July: 83.0°F

Sea water temperature for the last 10 days:

July 20 83.1°F July 15 83.1°F
July 19 83.1°F July 14 83.3°F
July 18 82.9°F July 13 82.6°F
July 17 83.1°F July 12 82.8°F
July 16 83.3°F July 11 83.1°F

When is the warmest sea in Antigua?

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

Monthly Sea Temperatures in Antigua, °F

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 85.3°F. The highest and lowest sea temperatures during the month were 85.6°F and 84.9°F.

Sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 84.7°F. The highest and lowest sea temperatures during the month were 85.8°F and 83.8°F.

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 84.7°F. The highest and lowest sea temperatures during the month were 85.3°F and 84.2°F.

Best time for vacation in Antigua

Sunniest months:
March 6 days
January 5 days
February 5 days
Warmest months:
September 85.6 °F
August 85.2 °F
July 85.0 °F
Warmest sea temp:
September 84.6 °F
October 84.4 °F
August 83.8 °F
Coldest months:
February 79.7 °F
March 79.9 °F
January 80.2 °F
Rainiest months:
October 6 days
November 5 days
September 5 days
Windiest months:
July 17.8 mph
February 17.3 mph
January 17.2 mph

Antigua on a weather map

Antigua
+81°F
SW 16 mph
Feels like: +88°F
Precip.: 17%
Places in Antigua and Barbuda:
Name
°F
+81°F
+81°F
+81°F
24 Hours Forecast
Antigua
Local time: 16:57
July 20, monday
1800
81°F
SW
16 mph
2100
81°F
SW
16 mph
July 21, tuesday
0000
81°F
SW
13 mph
0300
79°F
W
11 mph
0600
79°F
W
9 mph
0900
81°F
W
10 mph
1200
82°F
W
11 mph
1500
82°F
W
11 mph
Units of measurement: °C / °F