World Resorts Antigua and Barbuda St John's Weather

St John's Sea Temperature in July

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

Daily sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 83.3°F. The highest and lowest sea temperatures during the month were 84.2°F and 82.2°F.

Monthly sea water temperature in St John's, °F

Which Antigua and Barbuda resorts have warmest sea in July?

Place name July 2025 July 2024
St John's 83.3°F 84.9°F
Barbuda 83.2°F 84.8°F
Antigua 83.2°F 84.9°F

Best time for vacation in St John's

Sunniest months:
March 7 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 84.5 °F
August 83.9 °F
Coldest months:
February 79.8 °F
March 80.1 °F
January 80.3 °F
Rainiest months:
October 6 days
November 5 days
September 5 days
Windiest months:
July 17.8 mph
February 17.5 mph
January 17.3 mph

St John's on a weather map

Current weather
10:51
St John's
+77°F
W 12 mph
Feels like: +79°F
Precip.: 0%
Places in Antigua and Barbuda:
Name
°F
Antigua
+77°F
Barbuda
+77°F
St John's
+77°F
24 Hours Forecast
St John's
Local time: 10:51
December 29, monday
1200
77°F
W
12 mph
1500
77°F
W
12 mph
1800
77°F
W
11 mph
2100
77°F
W
13 mph
December 30, tuesday
0000
77°F
W
13 mph
0300
75°F
W
14 mph
0600
75°F
W
14 mph
0900
77°F
W
15 mph
Units of measurement: °C / °F