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September Weather in Derac, Haiti

Last updated: August 23, 2025

In September, the average temperature in Derac, Haiti hovers around 28°C (83°F), with a pleasant minimum of 24°C (76°F) and a peak of 33°C (92°F). Expect some refreshing rain, as the region receives about 67 mm (2.6 in) of precipitation over 11 days, contributing to an average humidity level of 73%.

September Temperature in Derac

In September in Derac, the average temperature is 28°C (83°F), with maximums reaching 33°C (92°F) and minimums dropping as low as 24°C (76°F). This makes it an ideal destination for travelers looking to enjoy warm, pleasant weather.

September Weather in Derac: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Derac, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Derac, September typically has an average temperature of 28°C (83°F), with highs reaching up to 33°C (92°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777798183848483828079
Data source: Temperature data for Derac 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.

September Precipitation in Derac

In Derac in September, the total precipitation amount is 67 mm (2.6 in) over the course of 11 days.

September Precipitation Trends in Derac

The chart displays monthly precipitation patterns in Derac, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Derac, September typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec321768393613142467547734
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Derac

In Derac in September, humidity is 73%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket enveloping your skin, making travel feel heavy and stifling, often requiring frequent breaks in shaded or air-conditioned areas to stay comfortable.

September Average Humidity in Derac

This chart illustrates the average monthly humidity levels in Derac, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Derac is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%63%59%58%57%57%63%71%73%72%72%69%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Derac

In Derac in September, 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 Derac.

Maximum UV Index Levels in Derac for September

The chart shows the monthly maximum UV Index (UVI) for Derac in September, 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 September, the maximum UV index in Derac typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811131313121213121198
Data source: Derac September 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 September Weather in Derac Compares to Other Months

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

This table compares monthly weather conditions in Derac, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)32 mm (1.3 inches)65%very high
February Weather25°C (78°F)17 mm (0.7 inches)63%extreme
March Weather25°C (77°F)68 mm (2.7 inches)59%extreme
April Weather26°C (79°F)39 mm (1.5 inches)58%extreme
May Weather27°C (81°F)36 mm (1.4 inches)57%extreme
June Weather28°C (83°F)13 mm (0.5 inches)57%extreme
July Weather29°C (84°F)14 mm (0.5 inches)63%extreme
August Weather29°C (84°F)24 mm (1.0 inches)71%extreme
September Weather28°C (83°F)67 mm (2.6 inches)73%extreme
October Weather28°C (82°F)54 mm (2.1 inches)72%extreme
November Weather27°C (81°F)77 mm (3.0 inches)72%very high
December Weather26°C (79°F)34 mm (1.3 inches)69%very high

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