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May Weather in Les Cayes, Haiti

Last updated: August 23, 2025

In May, the average temperature in Les Cayes, Haiti tends to hover around 26°C (79°F). Expect a minimum of 22°C (72°F) and a pleasant maximum of 30°C (85°F). With an average humidity of 60%, this month also brings about 78 mm (3.1 in) of precipitation over approximately 15 days, ensuring a refreshing atmosphere throughout your stay.

May Temperature in Les Cayes

In May in Les Cayes, the average temperature is 26°C (79°F). Maximums can reach 30°C (85°F), while minimums can drop to as low as 22°C (72°F). This pleasant climate makes Les Cayes an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

May Weather in Les Cayes: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Les Cayes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Les Cayes, May typically has an average temperature of 26°C (79°F), with highs reaching up to 30°C (85°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec757676777880818180797877
Data source: Temperature data for Les Cayes generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Les Cayes

In Les Cayes, in May, the precipitation amount is 78 mm (3.1 in) over a span of 15 days.

May Precipitation Trends in Les Cayes

The chart displays monthly precipitation patterns in Les Cayes, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Les Cayes, May typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec322758787844609910913411328
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Les Cayes

In Les Cayes in May humidity is 60%. With an average temperature of 26°C (79°F), this humidity feels like walking through a warm, damp blanket, making any outdoor activities a bit more exhausting but still enjoyable as you soak in the vibrant atmosphere.

May Average Humidity in Les Cayes

This chart illustrates the average monthly humidity levels in Les Cayes, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Les Cayes is approximately 60%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%63%62%62%60%62%70%76%76%76%76%71%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Les Cayes

In Les Cayes in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Les Cayes.

Maximum UV Index Levels in Les Cayes for May

The chart shows the monthly maximum UV Index (UVI) for Les Cayes in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Les Cayes typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131413131313121198
Data source: Les Cayes May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Les Cayes Compares to Other Months

Weather in Les Cayes varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Les Cayes, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Les Cayes, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)32 mm (1.3 inches)65%very high
February Weather24°C (76°F)27 mm (1.1 inches)63%extreme
March Weather24°C (76°F)58 mm (2.3 inches)62%extreme
April Weather25°C (77°F)78 mm (3.1 inches)62%extreme
May Weather26°C (79°F)78 mm (3.1 inches)60%extreme
June Weather27°C (80°F)44 mm (1.7 inches)61%extreme
July Weather27°C (81°F)60 mm (2.4 inches)70%extreme
August Weather27°C (81°F)99 mm (3.9 inches)76%extreme
September Weather27°C (80°F)109 mm (4.3 inches)76%extreme
October Weather26°C (79°F)134 mm (5.3 inches)76%extreme
November Weather25°C (78°F)113 mm (4.5 inches)76%very high
December Weather25°C (77°F)28 mm (1.1 inches)71%very high

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