World Resorts Antigua and Barbuda St John's Weather

St John's 14 Days Forecast

28.04
tue
Day
81°F
NW 17 mph
Precip.
0%
Night
79°F
W 12 mph
Precip.
0%
29.04
wed
Day
81°F
NW 13 mph
Precip.
100%
Night
79°F
W 10 mph
Precip.
0%
30.04
thu
Day
81°F
NW 16 mph
Precip.
0%
Night
79°F
W 9 mph
Precip.
0%
01.05
fri
Day
81°F
NW 15 mph
Precip.
0%
Night
79°F
W 17 mph
Precip.
100%
02.05
sat
Day
81°F
W 14 mph
Precip.
85%
Night
79°F
W 15 mph
Precip.
100%
03.05
sun
Day
81°F
NW 17 mph
Precip.
0%
Night
79°F
W 16 mph
Precip.
76%
04.05
mon
Day
81°F
NW 19 mph
Precip.
0%
Night
81°F
W 16 mph
Precip.
29%
05.05
tue
Day
81°F
NW 16 mph
Precip.
0%
Night
79°F
W 14 mph
Precip.
20%
06.05
wed
Day
81°F
W 14 mph
Precip.
0%
Night
81°F
W 17 mph
Precip.
27%
07.05
thu
Day
82°F
W 14 mph
Precip.
45%
Night
81°F
W 14 mph
Precip.
69%
08.05
fri
Day
81°F
W 15 mph
Precip.
0%
Night
79°F
W 14 mph
Precip.
100%
09.05
sat
Day
81°F
W 17 mph
Precip.
100%
Night
79°F
W 19 mph
Precip.
77%
10.05
sun
Day
81°F
W 19 mph
Precip.
0%
Night
81°F
W 18 mph
Precip.
100%
11.05
mon
Day
81°F
W 20 mph
Precip.
0%
Night
81°F
W 19 mph
Precip.
100%

Sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 80.7°F. The highest and lowest sea temperatures during the month were 81.5°F and 80.1°F.

Sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 82.3°F. The highest and lowest sea temperatures during the month were 83.1°F and 81.5°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 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 84.5 °F
August 83.9 °F
Coldest months:
February 79.7 °F
March 80.0 °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

St John's on a weather map

Current weather
07:24
St John's
+79°F
W 14 mph
Feels like: +84°F
Precip.: 100%
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: 07:24
April 28, tuesday
0900
81°F
W
16 mph
1200
81°F
NW
17 mph
1500
81°F
NW
16 mph
1800
81°F
NW
12 mph
2100
81°F
W
12 mph
April 29, wednesday
0000
79°F
W
12 mph
0300
79°F
W
12 mph
0600
79°F
W
11 mph
Units of measurement: °C / °F