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September Weather in Oterleek, Netherlands

Last updated: August 27, 2025

In September, the average temperature in Oterleek, Netherlands hovers around 16°C (61°F). Temperatures can dip as low as 9°C (49°F) and reach a pleasant 25°C (78°F). Expect about 92 mm (3.6 in) of precipitation spread over 12 days, contributing to a relatively high average humidity of 83%.

September Temperature in Oterleek

In September in Oterleek, the average temperature is 16°C (61°F). Maximums can reach 25°C (78°F), and minimums can be as low as 9°C (49°F). This moderate climate makes Oterleek an ideal destination for travelers seeking comfortable weather and a pleasant outdoor experience.

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

The chart illustrates September temperature patterns in Oterleek, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oterleek, September typically has an average temperature of 16°C (61°F), with highs reaching up to 25°C (78°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec424144485461646561554844
Data source: Temperature data for Oterleek 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 Oterleek

In Oterleek in September, the precipitation amount is 92 mm (3.6 in) over the course of 12 days.

September Precipitation Trends in Oterleek

The chart displays monthly precipitation patterns in Oterleek, 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 Oterleek, September typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec62716737446669949211768106
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Oterleek

In Oterleek in September, humidity is 83%. With an average temperature of 16°C (61°F), this humidity feels like a warm, muggy blanket wrapping around you, making travel a bit sticky and potentially uncomfortable as you navigate through the sights.

September Average Humidity in Oterleek

This chart illustrates the average monthly humidity levels in Oterleek, 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 Oterleek 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 Oterleek

In Oterleek 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 Oterleek.

Maximum UV Index Levels in Oterleek for September

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

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

This table compares monthly weather conditions in Oterleek, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)62 mm (2.4 inches)87%low
February Weather5°C (42°F)71 mm (2.8 inches)87%low
March Weather6°C (44°F)67 mm (2.6 inches)86%moderate
April Weather9°C (48°F)37 mm (1.5 inches)85%moderate
May Weather12°C (54°F)44 mm (1.7 inches)84%high
June Weather16°C (61°F)66 mm (2.6 inches)81%very high
July Weather18°C (64°F)69 mm (2.7 inches)80%very high
August Weather18°C (65°F)94 mm (3.7 inches)78%high
September Weather16°C (61°F)92 mm (3.6 inches)83%moderate
October Weather13°C (56°F)117 mm (4.6 inches)86%moderate
November Weather9°C (48°F)68 mm (2.7 inches)87%low
December Weather7°C (44°F)106 mm (4.2 inches)86%low

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