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September Weather in Haderslev, Denmark

Last updated: August 23, 2025

In September, the average temperature in Haderslev, Denmark hovers around 14°C (58°F), with minimums dipping to 5°C (41°F) and maximums reaching a comfortable 26°C (78°F). Prepare for some occasional rain, as there's an average precipitation of 77 mm (3.0 in) spread over 13 days. Don’t forget, the air is quite humid, with an average humidity level of 84%!

September Temperature in Haderslev

In September in Haderslev, the average temperature is 14°C (58°F). Maximum temperatures can reach 26°C (78°F), while the minimum can drop to as low as 5°C (41°F). This pleasant climate makes it an ideal time for exploring the area and enjoying outdoor activities.

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

The chart illustrates September temperature patterns in Haderslev, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haderslev, September typically has an average temperature of 14°C (58°F), with highs reaching up to 26°C (78°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec373739455361636358524539
Data source: Temperature data for Haderslev 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 Haderslev

In Haderslev in September, the precipitation amount is 77 mm (3.0 in) spread over a total of 13 days.

September Precipitation Trends in Haderslev

The chart displays monthly precipitation patterns in Haderslev, 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 Haderslev, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec566567377068748277985871
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Haderslev

In Haderslev in September humidity is 84%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket enveloping you, making every step feel sluggish and damp, which can be uncomfortable for traveling.

September Average Humidity in Haderslev

This chart illustrates the average monthly humidity levels in Haderslev, 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 Haderslev is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%84%79%75%76%77%84%87%88%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Haderslev

In Haderslev 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 Haderslev.

Maximum UV Index Levels in Haderslev for September

The chart shows the monthly maximum UV Index (UVI) for Haderslev 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 Haderslev typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765321
Data source: Haderslev 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 Haderslev Compares to Other Months

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

This table compares monthly weather conditions in Haderslev, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)56 mm (2.2 inches)89%low
February Weather3°C (37°F)65 mm (2.6 inches)88%low
March Weather4°C (40°F)67 mm (2.6 inches)87%moderate
April Weather7°C (45°F)37 mm (1.5 inches)84%moderate
May Weather12°C (53°F)70 mm (2.7 inches)79%high
June Weather16°C (61°F)68 mm (2.7 inches)75%high
July Weather17°C (63°F)74 mm (2.9 inches)76%high
August Weather17°C (64°F)82 mm (3.2 inches)77%high
September Weather14°C (58°F)77 mm (3.0 inches)84%moderate
October Weather11°C (52°F)98 mm (3.9 inches)87%moderate
November Weather7°C (45°F)58 mm (2.3 inches)88%low
December Weather4°C (40°F)71 mm (2.8 inches)87%low

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