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September Weather in Helsinge, Denmark

Last updated: August 23, 2025

In September, the average temperature in Helsinge, Denmark is a comfortable 15°C (59°F). Visitors can expect minimum temperatures as low as 8°C (47°F) and highs reaching up to 25°C (77°F). This month also sees precipitation amounting to 89 mm (3.5 in) over approximately 13 days, contributing to an average humidity of 83%.

September Temperature in Helsinge

In September in Helsinge, the average temperature is 15°C (59°F). The maximum can reach 25°C (77°F), while the minimum can be as low as 8°C (47°F). This temperature range makes Helsinge a comfortable destination for travelers seeking mild weather.

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

The chart illustrates September temperature patterns in Helsinge, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Helsinge, September typically has an average temperature of 15°C (59°F), with highs reaching up to 25°C (77°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec373639455363646459524539
Data source: Temperature data for Helsinge 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 Helsinge

In Helsinge in September, the precipitation amount is 89 mm (3.5 in) distributed over 13 days.

September Precipitation Trends in Helsinge

The chart displays monthly precipitation patterns in Helsinge, 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 Helsinge, September typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec5452613458498310189975568
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Helsinge

In Helsinge in September humidity is 83%. With an average temperature of 15°C (59°F), this humidity feels like a cozy, damp embrace that can be quite stifling for traveling, making even short walks feel more exhausting than they should, and prompting a need for frequent breaks in shaded or air-conditioned areas.

September Average Humidity in Helsinge

This chart illustrates the average monthly humidity levels in Helsinge, 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 Helsinge is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%88%85%80%77%77%77%84%87%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Helsinge

In Helsinge 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 Helsinge.

Maximum UV Index Levels in Helsinge for September

The chart shows the monthly maximum UV Index (UVI) for Helsinge 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 Helsinge typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765311
Data source: Helsinge 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 Helsinge Compares to Other Months

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

This table compares monthly weather conditions in Helsinge, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)54 mm (2.1 inches)90%low
February Weather2°C (37°F)52 mm (2.0 inches)89%low
March Weather4°C (39°F)61 mm (2.4 inches)88%moderate
April Weather7°C (45°F)34 mm (1.3 inches)85%moderate
May Weather12°C (53°F)58 mm (2.3 inches)80%high
June Weather17°C (63°F)49 mm (1.9 inches)77%high
July Weather18°C (65°F)83 mm (3.3 inches)77%high
August Weather18°C (64°F)101 mm (4.0 inches)77%high
September Weather15°C (59°F)89 mm (3.5 inches)83%moderate
October Weather11°C (52°F)97 mm (3.8 inches)87%moderate
November Weather7°C (45°F)55 mm (2.2 inches)89%low
December Weather4°C (39°F)68 mm (2.7 inches)88%low

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