Saint John Parish weather
Today's sky, the hour-by-hour rain chance and the 16-day forecast for Saint John Parish, Antigua and Barbuda. Like most weather services, we show Saint John Parish at one spot: Saint John’s, its largest city. At 2:30 PM local time it was clear and 31°C (88°F). Light rain for 13 of the next 24 hours (under 1 mm/h, 1.5 mm total) — cloudy, but fine to be out. Best months for weather: Dec–Apr.
Current conditions
- Clouds
- 9%
- Chance of rain
- 22%
- Rain
- 0.1 mm/h
Hourly Forecast
Light rain for 13 of the next 24 hours (under 1 mm/h, 1.5 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season Dec–AprOff season Sep–Oct
About Saint John’s weather
Is it raining in Saint John’s right now?
No. It’s clear and 31° right now. Light rain for 13 of the next 24 hours (under 1 mm/h, 1.5 mm total) — cloudy, but fine to be out.
What’s the weather like in Saint John’s this week?
Over the next 7 days, expect highs of 31–32° and lows of 25–27°. Rain is likely on 5 of 7 days (Saturday, Sunday, Monday, Tuesday, Thursday). The driest day looks like Saturday.
Has it been raining in Saint John’s lately?
In the past 7 days, Saint John’s had 4 rainy days and 7.1 mm of rain in total.
What should I pack for Saint John’s?
For the coming week, bring an umbrella or rain jacket, light, breathable clothes and sunscreen.
Saint John Parish weather by month
When is the best time to visit Saint John Parish?
Based on weather alone, the best time to visit Saint John Parish is Dec–Apr, according to NASA's 2001–2025 climate averages. Sep–Oct tends to be the least pleasant. Average highs run from 26°C (79°F) in February to 29°C (84°F) in September.
What is the rainiest month in Saint John Parish?
October is the wettest month, with about 176 mm (6.9 in) of rain on average. February is the driest, with about 29 mm (1.1 in).
What is the hottest month in Saint John Parish?
September is the warmest, with average highs of 29°C (84°F) and lows of 28°C (82°F). February is the coolest, with highs of 26°C (79°F) and lows of 25°C (77°F).
Does Saint John Parish have a rainy season?
Yes. Oct is the rainy season (150 mm or more a month), while Jan–Apr is usually dry (under 60 mm).
How warm is the sea in Saint John Parish?
The sea is warmest in September at about 30°C (86°F) and coolest in February at about 27°C (80°F). It is warm enough for swimming all year.
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis for Saint John’s), sea temperature from Open-Meteo Marine, forecast and current conditions from Open-Meteo. Page updated . How we rate months