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September Weather in Durnal, Belgium

Last updated: August 22, 2025

In Durnal, Belgium, the average temperature in September is a pleasant 15°C (59°F). However, you can expect a range from a minimum of 2°C (36°F) to a maximum of 33°C (92°F). During this month, precipitation amounts to 64 mm (2.5 in) over approximately 10 days, resulting in an average humidity of 82%.

September Temperature in Durnal

In September in Durnal, the average temperature is 15°C (59°F), with maximums reaching 33°C (92°F) and minimums dipping as low as 2°C (36°F). This range makes it a great time to explore outdoor activities while being prepared for varying temperatures.

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

The chart illustrates September temperature patterns in Durnal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Durnal, September typically has an average temperature of 15°C (59°F), with highs reaching up to 33°C (92°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec374044495563656558524340
Data source: Temperature data for Durnal 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 Durnal

In Durnal in September, the precipitation amount is 64 mm (2.5 in) over a span of 10 days.

September Precipitation Trends in Durnal

The chart displays monthly precipitation patterns in Durnal, 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 Durnal, September typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec7476844571797881648861114
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Durnal

In Durnal in September, humidity is 82%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and uncomfortable for travelers.

September Average Humidity in Durnal

This chart illustrates the average monthly humidity levels in Durnal, 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 Durnal is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Durnal

In Durnal in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Durnal.

Maximum UV Index Levels in Durnal for September

The chart shows the monthly maximum UV Index (UVI) for Durnal 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 Durnal typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234578875421
Data source: Durnal 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 Durnal Compares to Other Months

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

This table compares monthly weather conditions in Durnal, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)74 mm (2.9 inches)91%low
February Weather4°C (40°F)76 mm (3.0 inches)89%moderate
March Weather6°C (44°F)84 mm (3.3 inches)87%moderate
April Weather9°C (49°F)45 mm (1.8 inches)85%moderate
May Weather13°C (55°F)71 mm (2.8 inches)82%high
June Weather17°C (63°F)79 mm (3.1 inches)82%very high
July Weather18°C (65°F)78 mm (3.1 inches)80%very high
August Weather18°C (65°F)81 mm (3.2 inches)76%high
September Weather15°C (59°F)64 mm (2.5 inches)82%moderate
October Weather11°C (52°F)88 mm (3.5 inches)89%moderate
November Weather6°C (44°F)61 mm (2.4 inches)92%low
December Weather4°C (40°F)114 mm (4.5 inches)92%low

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