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September Weather in Heiligenhagen, Germany

Last updated: August 23, 2025

In September, the average temperature in Heiligenhagen, Germany is a comfortable 15°C (59°F), with a range that can dip to 4°C (40°F) and soar up to 30°C (86°F). Expect 54 mm (2.1 in) of precipitation over about 11 days, contributing to an average humidity of 82%—perfect for a lush, vibrant landscape!

September Temperature in Heiligenhagen

In September in Heiligenhagen, the average temperature is 15°C (59°F). Maximum temperatures can reach 30°C (86°F), while minimum temperatures can drop as low as 4°C (40°F). It's a great time to visit, so pack accordingly for both warm and cooler days!

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

The chart illustrates September temperature patterns in Heiligenhagen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heiligenhagen, September typically has an average temperature of 15°C (59°F), with highs reaching up to 30°C (86°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec373740465464656659524438
Data source: Temperature data for Heiligenhagen 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 Heiligenhagen

In Heiligenhagen in September, the precipitation amount is 54 mm (2.1 in), occurring over the course of 11 days.

September Precipitation Trends in Heiligenhagen

The chart displays monthly precipitation patterns in Heiligenhagen, 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 Heiligenhagen, September typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec564461445472786554774661
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Heiligenhagen

In Heiligenhagen 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 Heiligenhagen

This chart illustrates the average monthly humidity levels in Heiligenhagen, 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 Heiligenhagen is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%83%78%77%77%75%82%86%90%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Heiligenhagen

In Heiligenhagen 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 Heiligenhagen.

Maximum UV Index Levels in Heiligenhagen for September

The chart shows the monthly maximum UV Index (UVI) for Heiligenhagen 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 Heiligenhagen typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568765321
Data source: Heiligenhagen 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 Heiligenhagen Compares to Other Months

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

This table compares monthly weather conditions in Heiligenhagen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)56 mm (2.2 inches)91%low
February Weather3°C (37°F)44 mm (1.7 inches)89%low
March Weather4°C (40°F)61 mm (2.4 inches)87%moderate
April Weather8°C (47°F)44 mm (1.7 inches)83%moderate
May Weather12°C (55°F)54 mm (2.1 inches)78%high
June Weather18°C (64°F)72 mm (2.8 inches)77%very high
July Weather18°C (65°F)78 mm (3.1 inches)77%high
August Weather19°C (66°F)65 mm (2.6 inches)75%high
September Weather15°C (59°F)54 mm (2.1 inches)82%moderate
October Weather11°C (52°F)77 mm (3.0 inches)86%moderate
November Weather7°C (44°F)46 mm (1.8 inches)89%low
December Weather4°C (39°F)61 mm (2.4 inches)92%low

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