Weather in St. John's (Antigua)
What's the weather like in St. John's (Antigua)?
St. John's (Antigua) has a moderate climate and moderate rainfall spread across the year. Average daytime highs range from 27°C (81°F) in January to 30°C (85°F) in July, with overnight lows around 24°C (75°F) and 26°C (79°F) respectively.
For comfortable sightseeing temperatures (18–26°C daytime highs), the best months to visit St. John's (Antigua) are January through April, and December.
Quick facts
- Country
- 🇦🇬 Antigua and Barbuda
- Region
- Caribbean
- Time zone
- America/Antigua
- Coordinates
- 17.127, -61.847
Monthly climate
Long-run averages for each month of the year.
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 27°C / 81°F | 24°C / 75°F | 37 mm | 26 | — |
| February | 27°C / 81°F | 24°C / 74°F | 41 mm | 25 | — |
| March | 28°C / 82°F | 24°C / 75°F | 40 mm | 24 | — |
| April | 28°C / 82°F | 24°C / 76°F | 50 mm | 25 | — |
| May | 29°C / 84°F | 25°C / 77°F | 60 mm | 27 | — |
| June | 29°C / 85°F | 26°C / 78°F | 49 mm | 25 | — |
| July | 30°C / 85°F | 26°C / 79°F | 71 mm | 28 | — |
| August | 30°C / 86°F | 26°C / 79°F | 101 mm | 29 | — |
| September | 30°C / 86°F | 26°C / 79°F | 110 mm | 27 | — |
| October | 29°C / 85°F | 26°C / 79°F | 119 mm | 29 | — |
| November | 28°C / 83°F | 25°C / 78°F | 100 mm | 27 | — |
| December | 28°C / 82°F | 25°C / 76°F | 47 mm | 24 | — |
St. John's (Antigua) by month
Detailed weather for any specific month:
Seasonal patterns to know
Atlantic hurricane season runs June–November (peak August–October). Tropical storms and hurricanes are possible — peak risk is August–October.
Cities with a similar climate to St. John's (Antigua)
Frequently asked questions
When is the best time to visit St. John's (Antigua)?
The most comfortable months in St. John's (Antigua) are usually February, March, December, when average highs sit near 18–26°C (64–79°F) with relatively little rain. See the full month-by-month breakdown for the exact figures.
What is the hottest month in St. John's (Antigua)?
August is typically the hottest month in St. John's (Antigua), averaging a high of 30°C (86°F).
What is the coldest month in St. John's (Antigua)?
February is usually the coldest, with average lows around 24°C (74°F).
Does it snow in St. John's (Antigua)?
Snow is rare in St. John's (Antigua); the climate data shows essentially no snowfall across the year.
Live forecast, sunrise/sunset, and more.