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September Weather in Slootdorp, Netherlands

Last updated: August 27, 2025

In September, the average temperature in Slootdorp, Netherlands hovers around 15°C (60°F). You can expect minimums of 7°C (45°F) and occasional maximums reaching 27°C (80°F). With an average humidity of 83%, the climate can feel quite humid. Additionally, expect to see about 81 mm (3.2 in) of precipitation spread over 11 days, so be prepared for some rain!

September Temperature in Slootdorp

In September in Slootdorp, the average temperature is 15°C (60°F), with maximums reaching up to 27°C (80°F) and minimums dropping as low as 7°C (45°F). This range makes it an ideal time for travelers who enjoy comfortable weather and outdoor activities.

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

The chart illustrates September temperature patterns in Slootdorp, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slootdorp, September typically has an average temperature of 15°C (60°F), with highs reaching up to 27°C (80°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec414144485562646560554743
Data source: Temperature data for Slootdorp 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 Slootdorp

In Slootdorp in September, the precipitation amount is 81 mm (3.2 in) over a span of 11 days.

September Precipitation Trends in Slootdorp

The chart displays monthly precipitation patterns in Slootdorp, 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 Slootdorp, September typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec566966394768769081965492
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Slootdorp

In Slootdorp in September humidity is 83%. With an average temperature of 15°C (60°F), this humidity feels like a damp blanket wrapping around you, making travel a bit uncomfortable and sticky, as the air clings to your skin and dampens your clothes.

September Average Humidity in Slootdorp

This chart illustrates the average monthly humidity levels in Slootdorp, 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 Slootdorp is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%85%84%82%80%78%83%86%87%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Slootdorp

In Slootdorp 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 Slootdorp.

Maximum UV Index Levels in Slootdorp for September

The chart shows the monthly maximum UV Index (UVI) for Slootdorp 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 Slootdorp typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Slootdorp 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 Slootdorp Compares to Other Months

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

This table compares monthly weather conditions in Slootdorp, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)56 mm (2.2 inches)87%low
February Weather5°C (41°F)69 mm (2.7 inches)87%low
March Weather6°C (44°F)65 mm (2.6 inches)86%moderate
April Weather9°C (49°F)39 mm (1.5 inches)85%moderate
May Weather13°C (55°F)47 mm (1.8 inches)84%high
June Weather17°C (62°F)68 mm (2.7 inches)81%very high
July Weather18°C (65°F)76 mm (3.0 inches)80%very high
August Weather18°C (65°F)90 mm (3.6 inches)78%high
September Weather15°C (60°F)81 mm (3.2 inches)83%moderate
October Weather13°C (55°F)96 mm (3.8 inches)86%moderate
November Weather8°C (47°F)54 mm (2.1 inches)87%low
December Weather6°C (43°F)92 mm (3.6 inches)86%low

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