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Les Cayes Weather by Month
Average temperatures, rainfall and humidity for Les Cayes, Haiti, month by month, built from OpenWeather’s historical records. Use it to see what a typical Les Cayes month looks like before you travel — then check the live Les Cayes forecast for the days ahead.
Warmest month
August
31°C average high
Coolest month
February
24°C average low
Wettest month
October
104 mm of rain
Driest month
January
29 mm of rain
Average temperature and rainfall in Les Cayes by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 28°C | 24°C | 19°C / 30°C | 29 mm | 83% | 13 km/h |
| February | 28°C | 24°C | 19°C / 30°C | 37 mm | 82% | 14 km/h |
| March | 28°C | 24°C | 20°C / 32°C | 49 mm | 81% | 13 km/h |
| April | 28°C | 24°C | 19°C / 32°C | 66 mm | 81% | 14 km/h |
| May | 29°C | 25°C | 20°C / 32°C | 73 mm | 84% | 15 km/h |
| June | 30°C | 26°C | 21°C / 32°C | 37 mm | 85% | 17 km/h |
| July | 30°C | 26°C | 21°C / 34°C | 39 mm | 84% | 15 km/h |
| August | 31°C | 26°C | 21°C / 34°C | 54 mm | 84% | 13 km/h |
| September | 30°C | 26°C | 22°C / 34°C | 73 mm | 85% | 12 km/h |
| October | 29°C | 26°C | 20°C / 33°C | 104 mm | 86% | 12 km/h |
| November | 29°C | 25°C | 20°C / 32°C | 81 mm | 85% | 11 km/h |
| December | 28°C | 25°C | 20°C / 31°C | 33 mm | 84% | 13 km/h |
Best time to visit Les Cayes
The most comfortable time to visit Les Cayes is generally January to March, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around October, totalling about 675 mm a year.
Travellers who prefer heat should aim for August, when highs average 31°C. October is the month to avoid if rain would spoil your plans — it averages 104 mm, roughly 4× the rainfall of the driest month (January).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Les Cayes forecast for what is happening now.