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September Weather in Montier-en-Der, France

Last updated: August 23, 2025

In Montier-en-Der, France, the average temperature in September hovers around 17°C (62°F). During this time, you can expect a minimum of 5°C (41°F) and a maximum of 34°C (93°F). The region sees an average precipitation of 61 mm (2.4 in) spread over 8 days, accompanied by a relatively high average humidity of 81%.

September Temperature in Montier-en-Der

In September in Montier-en-Der, the average temperature is 17°C (62°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop as low as 5°C (41°F). This range of temperatures makes Montier-en-Der a pleasant destination for travelers seeking a moderate climate and the opportunity to enjoy both warm days and cooler evenings.

September Weather in Montier-en-Der: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Montier-en-Der, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montier-en-Der, September typically has an average temperature of 17°C (62°F), with highs reaching up to 34°C (93°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec384346525867706962544542
Data source: Temperature data for Montier-en-Der 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 Montier-en-Der

In Montier-en-Der in September, the precipitation amount is 61 mm (2.4 in) distributed over 8 days.

September Precipitation Trends in Montier-en-Der

The chart displays monthly precipitation patterns in Montier-en-Der, 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 Montier-en-Der, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec10386913382726050618579148
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Montier-en-Der

In Montier-en-Der in September, humidity is 81%. With an average temperature of 17°C (62°F), this humidity feels like a warm blanket enveloping you, making outdoor adventures feel sticky and requiring frequent breaks to stay comfortable while exploring.

September Average Humidity in Montier-en-Der

This chart illustrates the average monthly humidity levels in Montier-en-Der, 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 Montier-en-Der is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%84%83%83%80%76%81%88%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Montier-en-Der

In Montier-en-Der 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 Montier-en-Der, you can refer to this Hourly UV Index in Montier-en-Der.

Maximum UV Index Levels in Montier-en-Der for September

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

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

This table compares monthly weather conditions in Montier-en-Der, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)103 mm (4.1 inches)91%low
February Weather6°C (43°F)86 mm (3.4 inches)89%moderate
March Weather8°C (46°F)91 mm (3.6 inches)86%moderate
April Weather11°C (52°F)33 mm (1.3 inches)84%high
May Weather15°C (58°F)81 mm (3.2 inches)82%very high
June Weather19°C (67°F)72 mm (2.8 inches)82%very high
July Weather21°C (70°F)60 mm (2.4 inches)80%very high
August Weather20°C (69°F)50 mm (2.0 inches)76%very high
September Weather17°C (62°F)61 mm (2.4 inches)81%high
October Weather12°C (55°F)85 mm (3.3 inches)88%moderate
November Weather7°C (45°F)79 mm (3.1 inches)92%low
December Weather5°C (42°F)148 mm (5.8 inches)93%low

Compare Montier-en-Der's Climate with Cities Worldwide