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August Weather in Saint-Marc, Haiti

Last updated: August 23, 2025

In August, the average temperature in Saint-Marc, Haiti is a warm 28°C (82°F), with a minimum of 25°C (77°F) and a maximum reaching 31°C (89°F). Expect some rain, as 84 mm (3.3 in) typically falls over 19 days. With an average humidity of 76%, it's a month that feels both tropical and lush!

August Temperature in Saint-Marc

In August in Saint-Marc, the average temperature is 28°C (82°F). Maximums can reach 31°C (89°F), while minimums can drop to as low as 25°C (77°F). This warm climate makes it a perfect destination for beach lovers and outdoor activities.

August Weather in Saint-Marc: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Saint-Marc, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Marc, August typically has an average temperature of 28°C (82°F), with highs reaching up to 31°C (89°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777788081828281817978
Data source: Temperature data for Saint-Marc 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.

August Precipitation in Saint-Marc

In Saint-Marc in August, the total precipitation amount is 84 mm (3.3 in) spread over 19 days.

August Precipitation Trends in Saint-Marc

The chart displays monthly precipitation patterns in Saint-Marc, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Saint-Marc, August typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec141323587865628497978314
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Saint-Marc

In Saint-Marc in August humidity is 76%. With an average temperature of 28°C (82°F), this humidity feels like a warm blanket enveloping you, making travel feel sticky and sluggish as you navigate through the heat, leaving you constantly seeking shade and refreshing beverages.

August Average Humidity in Saint-Marc

This chart illustrates the average monthly humidity levels in Saint-Marc, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Saint-Marc is approximately 76%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Saint-Marc

In Saint-Marc in August, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Saint-Marc.

Maximum UV Index Levels in Saint-Marc for August

The chart shows the monthly maximum UV Index (UVI) for Saint-Marc in August, 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 August, the maximum UV index in Saint-Marc typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313121212121198
Data source: Saint-Marc August 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 August Weather in Saint-Marc Compares to Other Months

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

This table compares monthly weather conditions in Saint-Marc, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)14 mm (0.6 inches)65%very high
February Weather25°C (77°F)13 mm (0.5 inches)63%extreme
March Weather25°C (77°F)23 mm (0.9 inches)62%extreme
April Weather26°C (79°F)58 mm (2.3 inches)62%extreme
May Weather27°C (80°F)78 mm (3.1 inches)60%extreme
June Weather27°C (81°F)64 mm (2.5 inches)61%extreme
July Weather28°C (82°F)62 mm (2.4 inches)70%extreme
August Weather28°C (82°F)84 mm (3.3 inches)76%extreme
September Weather27°C (82°F)97 mm (3.8 inches)76%extreme
October Weather27°C (81°F)97 mm (3.8 inches)76%extreme
November Weather26°C (79°F)82 mm (3.2 inches)76%very high
December Weather26°C (79°F)14 mm (0.5 inches)71%very high

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