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September Weather in Hessenheim, France

Last updated: August 23, 2025

In September, the average temperature in Hessenheim, France is a pleasant 17°C (62°F). You'll experience a range from a chilly 4°C (39°F) at night to warm highs of 32°C (91°F) during the day. Prepare for some rain, as 50 mm (2.0 in) of precipitation falls over approximately 11 days, and expect a relatively high average humidity of 83%.

September Temperature in Hessenheim

In September in Hessenheim, the average temperature is 17°C (62°F). The maximum can reach 32°C (91°F) and the minimum can be as low as 4°C (39°F). Be prepared for a range of temperatures to ensure a comfortable travel experience.

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

The chart illustrates September temperature patterns in Hessenheim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hessenheim, September typically has an average temperature of 17°C (62°F), with highs reaching up to 32°C (91°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec374045525868707062534340
Data source: Temperature data for Hessenheim 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 Hessenheim

In Hessenheim in September, the precipitation amount is 50 mm (2.0 in) over the course of 11 days.

September Precipitation Trends in Hessenheim

The chart displays monthly precipitation patterns in Hessenheim, 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 Hessenheim, September typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec8072764588787971507364104
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hessenheim

In Hessenheim in September, humidity is 83%. With an average temperature of 17°C (62°F), this humidity feels like traveling through a thick blanket of warmth, making every step feel heavy and inviting frequent breaks to cool down and hydrate.

September Average Humidity in Hessenheim

This chart illustrates the average monthly humidity levels in Hessenheim, 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 Hessenheim is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hessenheim

In Hessenheim in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Hessenheim, you can refer to this Hourly UV Index in Hessenheim.

Maximum UV Index Levels in Hessenheim for September

The chart shows the monthly maximum UV Index (UVI) for Hessenheim 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 Hessenheim typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Hessenheim 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 Hessenheim Compares to Other Months

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

This table compares monthly weather conditions in Hessenheim, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)80 mm (3.2 inches)91%low
February Weather5°C (41°F)71 mm (2.8 inches)90%moderate
March Weather7°C (45°F)76 mm (3.0 inches)88%moderate
April Weather11°C (52°F)45 mm (1.8 inches)84%high
May Weather15°C (59°F)88 mm (3.5 inches)81%very high
June Weather20°C (68°F)78 mm (3.1 inches)82%very high
July Weather21°C (71°F)79 mm (3.1 inches)82%very high
August Weather21°C (70°F)71 mm (2.8 inches)80%very high
September Weather17°C (62°F)50 mm (2.0 inches)83%high
October Weather12°C (53°F)73 mm (2.9 inches)89%moderate
November Weather6°C (44°F)64 mm (2.5 inches)91%low
December Weather4°C (40°F)104 mm (4.1 inches)93%low

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