Climate in Barbados — Annual Weather Overview
Barbados has a subtropical climate — hot summers, mild winters, rainfall spread throughout the year. The hottest month is September (average high 30.4°C) and the coolest is January (28.0°C). Temperatures are consistent year-round, with highs ranging only 2.4°C between the warmest and coolest months. Annual rainfall totals around 742mm. October is the wettest month at 115.3mm, while March averages just 19.3mm. Average daily sunshine is 11.0 hours.
**Spring (March, April, May):** average highs 29.2°C, 86mm rain. **Summer (June, July, August):** average highs 29.6°C, 262mm rain. **Autumn (September, October, November):** average highs 29.6°C, 291mm rain. **Winter (December, January, February):** average highs 28.2°C, 102mm rain.
Barbados — Monthly Temperatures
Barbados — Monthly Rainfall
✅ Best months to visit
All year
ℹ️ No months to avoid
Weather in Barbados stays reasonable all year.
Barbados weather by month
| Month | High | Low | Rain | Sun/day | Rainy days | Rating |
|---|---|---|---|---|---|---|
| January | 28.0°C | 23.5°C | 32.0mm | 10.8h | 12 | 10/10 |
| February | 28.2°C | 23.4°C | 30.6mm | 11.1h | 10 | 10/10 |
| March | 28.7°C | 23.5°C | 19.3mm | 11.6h | 8 | 10/10 |
| April | 29.3°C | 24.1°C | 40.6mm | 11.2h | 8 | 10/10 |
| May | 29.7°C | 25.0°C | 26.6mm | 11.4h | 6 | 10/10 |
| June | 29.8°C | 25.2°C | 63.3mm | 11.0h | 14 | 10/10 |
| July | 29.4°C | 25.1°C | 94.4mm | 11.1h | 20 | 10/10 |
| August | 29.7°C | 25.3°C | 103.8mm | 11.0h | 22 | 9/10 |
| September | 30.4°C | 25.5°C | 94.8mm | 11.3h | 19 | 10/10 |
| October | 29.6°C | 25.4°C | 115.3mm | 10.2h | 18 | 9/10 |
| November | 28.9°C | 24.8°C | 81.3mm | 10.6h | 17 | 10/10 |
| December | 28.5°C | 24.1°C | 39.7mm | 10.6h | 13 | 10/10 |
For the full verdict on when to go, see the best time to visit Barbados. Seasonal breakdowns: spring, summer, autumn and winter.
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Frequently Asked Questions
What type of climate does Barbados have?
Barbados has a subtropical climate — hot summers, mild winters, rainfall spread throughout the year. Average highs range from 28.0°C in January to 30.4°C in September.
What is the hottest month in Barbados?
September is the hottest month in Barbados, with average highs of 30.4°C and lows of 25.5°C.
What is the coldest month in Barbados?
January is the coolest month, with average highs of 28.0°C and lows of 23.4°C.
What is the wettest month in Barbados?
October is the wettest month, averaging 115.3mm of rainfall over around 18 rainy days.
How much rain does Barbados get per year?
Barbados receives around 742mm of rain per year. The driest month is March (19.3mm).
When is the best time to visit Barbados?
The best time to visit Barbados is All year. See the full month-by-month guide →
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Trip essentials for Barbados
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More Barbados travel essentials
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.