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September Weather in Groenekan, Netherlands

Last updated: August 27, 2025

In Groenekan, Netherlands, the average temperature in September is a mild 15°C (59°F). Expect temperature fluctuations, with a minimum dipping to 3°C (37°F) and a maximum soaring to 31°C (88°F). Be prepared for 70 mm (2.8 in) of precipitation spread over 11 days, and a rather high average humidity of 81%.

September Temperature in Groenekan

In September in Groenekan, the average temperature is 15°C (59°F). Maximums can reach 31°C (88°F), and minimums can be as low as 3°C (37°F). This makes Groenekan an ideal destination for travelers seeking mild weather with the potential for warm days and cool nights.

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

The chart illustrates September temperature patterns in Groenekan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Groenekan, September typically has an average temperature of 15°C (59°F), with highs reaching up to 31°C (88°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec404144495664656559544542
Data source: Temperature data for Groenekan 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 Groenekan

In Groenekan in September, the precipitation amount is 70 mm (2.8 in) distributed over 11 days.

September Precipitation Trends in Groenekan

The chart displays monthly precipitation patterns in Groenekan, 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 Groenekan, September typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec607272386373728170865287
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Groenekan

In Groenekan in September humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.

September Average Humidity in Groenekan

This chart illustrates the average monthly humidity levels in Groenekan, 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 Groenekan is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Groenekan

In Groenekan 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 Groenekan.

Maximum UV Index Levels in Groenekan for September

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

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

This table compares monthly weather conditions in Groenekan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)60 mm (2.4 inches)91%low
February Weather5°C (41°F)72 mm (2.8 inches)90%low
March Weather7°C (45°F)72 mm (2.8 inches)87%moderate
April Weather10°C (50°F)38 mm (1.5 inches)84%moderate
May Weather13°C (56°F)63 mm (2.5 inches)77%high
June Weather18°C (64°F)73 mm (2.9 inches)74%very high
July Weather19°C (66°F)72 mm (2.8 inches)72%very high
August Weather19°C (66°F)81 mm (3.2 inches)71%high
September Weather15°C (59°F)70 mm (2.8 inches)81%moderate
October Weather12°C (54°F)86 mm (3.4 inches)88%moderate
November Weather7°C (46°F)52 mm (2.0 inches)91%low
December Weather5°C (42°F)87 mm (3.4 inches)92%low

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