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September Weather in Mahaut, Dominica

Last updated: August 23, 2025

In Mahaut, Dominica, the average temperature in September is a warm 27°C (81°F). Daily highs can reach up to 29°C (84°F), while the minimum dips to a comfortable 25°C (78°F). Expect approximately 114 mm (4.5 in) of precipitation spread over 17 days, contributing to an average humidity of 80%. Enjoy the tropical vibes!

September Temperature in Mahaut

In September, in Mahaut, the average temperature is 27°C (81°F). The maximum can reach 29°C (84°F), while the minimum can drop to as low as 25°C (78°F). This mild and pleasant climate makes Mahaut a perfect destination for travelers seeking warm and enjoyable weather.

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

The chart illustrates September temperature patterns in Mahaut, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mahaut, September typically has an average temperature of 27°C (81°F), with highs reaching up to 29°C (84°F) and lows dropping to around 25°C (78°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787980808181818079
Data source: Temperature data for Mahaut 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 Mahaut

In Mahaut in September, the precipitation amount is 114 mm (4.5 in) recorded over 17 days.

September Precipitation Trends in Mahaut

The chart displays monthly precipitation patterns in Mahaut, 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 Mahaut, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec363634323568971101141179753
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mahaut

In Mahaut in September humidity is 80%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making travel tiring as sweat beads form quickly and the air feels thick and heavy.

September Average Humidity in Mahaut

This chart illustrates the average monthly humidity levels in Mahaut, 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 Mahaut is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%77%78%78%80%82%84%82%80%80%80%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mahaut

In Mahaut in September, 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 Mahaut.

Maximum UV Index Levels in Mahaut for September

The chart shows the monthly maximum UV Index (UVI) for Mahaut 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 Mahaut typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111314141314131312109
Data source: Mahaut 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 Mahaut Compares to Other Months

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

This table compares monthly weather conditions in Mahaut, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)36 mm (1.4 inches)78%very high
February Weather25°C (77°F)36 mm (1.4 inches)77%extreme
March Weather25°C (77°F)34 mm (1.3 inches)78%extreme
April Weather25°C (78°F)32 mm (1.3 inches)78%extreme
May Weather26°C (79°F)35 mm (1.4 inches)80%extreme
June Weather27°C (80°F)68 mm (2.7 inches)82%extreme
July Weather27°C (80°F)97 mm (3.8 inches)84%extreme
August Weather27°C (81°F)109 mm (4.3 inches)82%extreme
September Weather27°C (81°F)114 mm (4.5 inches)80%extreme
October Weather27°C (81°F)117 mm (4.6 inches)80%extreme
November Weather26°C (80°F)97 mm (3.8 inches)80%very high
December Weather26°C (79°F)53 mm (2.1 inches)79%very high

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