September Weather in Roisel, France

Last updated: August 23, 2025

In Roisel, France, the average temperature in September is a mild 16°C (61°F). Expect a minimum dip to 4°C (39°F) and occasional highs reaching 32°C (90°F). With about 48 mm (1.9 in) of precipitation spread over 9 days, the atmosphere is quite humid, averaging around 81%.

September Temperature in Roisel

In September in Roisel, the average temperature is 16°C (61°F). The maximum can reach 32°C (90°F), while the minimum can be as low as 4°C (39°F). Be prepared for a wide range of temperatures during your travels!

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

The chart illustrates September temperature patterns in Roisel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roisel, September typically has an average temperature of 16°C (61°F), with highs reaching up to 32°C (90°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec394246505664676661544542
Data source: Temperature data for Roisel generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Roisel

In Roisel in September, the total precipitation amount is 48 mm (1.9 in) spread over 9 days.

September Precipitation Trends in Roisel

The chart displays monthly precipitation patterns in Roisel, 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 Roisel, September typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec6167713464595276488166101
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Roisel

In Roisel in September, humidity is 81%. With an average temperature of 16°C (61°F), this humidity feels like a warm, heavy blanket wrapping around you as you explore the sights, making it essential to stay hydrated and take regular breaks in the shade.

September Average Humidity in Roisel

This chart illustrates the average monthly humidity levels in Roisel, 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 Roisel 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 Roisel

In Roisel 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 Roisel.

Maximum UV Index Levels in Roisel for September

The chart shows the monthly maximum UV Index (UVI) for Roisel 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 Roisel typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234679885421
Data source: Roisel 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 Roisel Compares to Other Months

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

This table compares monthly weather conditions in Roisel, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)61 mm (2.4 inches)91%low
February Weather6°C (42°F)67 mm (2.6 inches)89%moderate
March Weather8°C (46°F)71 mm (2.8 inches)86%moderate
April Weather10°C (51°F)34 mm (1.3 inches)84%high
May Weather14°C (57°F)64 mm (2.5 inches)82%high
June Weather18°C (64°F)59 mm (2.3 inches)82%very high
July Weather19°C (67°F)52 mm (2.0 inches)80%very high
August Weather19°C (66°F)76 mm (3.0 inches)76%very high
September Weather16°C (61°F)48 mm (1.9 inches)81%moderate
October Weather12°C (54°F)81 mm (3.2 inches)88%moderate
November Weather7°C (46°F)66 mm (2.6 inches)92%low
December Weather6°C (43°F)101 mm (4.0 inches)93%low

Compare Roisel's Climate with Cities Worldwide