World Resorts Antigua and Barbuda St John's Weather

St John's 14 Days Forecast

31.12
wed
Day
79°F
NW 15 mph
Precip.
0%
Night
77°F
W 14 mph
Precip.
0%
01.01
thu
Day
79°F
NW 14 mph
Precip.
0%
Night
77°F
W 11 mph
Precip.
0%
02.01
fri
Day
79°F
SW 8 mph
Precip.
0%
Night
79°F
W 12 mph
Precip.
100%
03.01
sat
Day
79°F
W 13 mph
Precip.
0%
Night
77°F
W 14 mph
Precip.
100%
04.01
sun
Day
79°F
W 12 mph
Precip.
79%
Night
77°F
W 12 mph
Precip.
80%
05.01
mon
Day
79°F
W 13 mph
Precip.
28%
Night
77°F
W 12 mph
Precip.
100%
06.01
tue
Day
79°F
NW 12 mph
Precip.
100%
Night
77°F
W 10 mph
Precip.
100%
07.01
wed
Day
79°F
W 11 mph
Precip.
100%
Night
77°F
W 11 mph
Precip.
100%
08.01
thu
Day
79°F
W 12 mph
Precip.
100%
Night
79°F
W 14 mph
Precip.
25%
09.01
fri
Day
79°F
W 14 mph
Precip.
76%
Night
77°F
W 13 mph
Precip.
100%
10.01
sat
Day
79°F
W 12 mph
Precip.
26%
Night
79°F
W 13 mph
Precip.
59%
11.01
sun
Day
79°F
W 14 mph
Precip.
100%
Night
79°F
W 16 mph
Precip.
100%
12.01
mon
Day
79°F
W 17 mph
Precip.
26%
Night
79°F
W 19 mph
Precip.
100%
13.01
tue
Day
79°F
W 19 mph
Precip.
100%
Night
79°F
W 21 mph
Precip.
62%

Sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 81.7°F. The highest and lowest sea temperatures during the month were 82.6°F and 81.1°F.

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 81.4°F. The highest and lowest sea temperatures during the month were 82.2°F and 80.8°F.

Air temperature in St John's, °F

Precipitation total in St John's, in.

* Charts above show average data for the last 3 years.

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
15:50
St John's
+79°F
NW 12 mph
Feels like: +81°F
Precip.: 0%
Places in Antigua and Barbuda:
Name
°F
Antigua
+79°F
Barbuda
+79°F
St John's
+79°F
24 Hours Forecast
St John's
Local time: 15:50
December 31, wednesday
1800
79°F
W
12 mph
2100
77°F
W
12 mph
January 01, thursday
0000
77°F
W
14 mph
0300
77°F
NW
14 mph
0600
77°F
NW
15 mph
0900
79°F
NW
16 mph
1200
79°F
NW
14 mph
1500
79°F
NW
13 mph
Units of measurement: °C / °F