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September Weather in La Terrasse, France

Last updated: August 23, 2025

In La Terrasse, France, the average temperature in September hovers around 12°C (54°F). Expect a chilly minimum of -6°C (21°F) and a pleasant maximum of 24°C (75°F). With an average precipitation of 97 mm (3.8 in) spread over 12 days, and humidity levels around 73%, it's a month to prepare for varied weather!

September Temperature in La Terrasse

In September in La Terrasse, the average temperature is 12°C (54°F). Maximums can reach 24°C (75°F), while minimums can drop as low as -6°C (21°F). Be prepared for a wide range of temperatures if you're planning a visit during this time.

September Weather in La Terrasse: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in La Terrasse, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Terrasse, September typically has an average temperature of 12°C (54°F), with highs reaching up to 24°C (75°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec273337435059626154463629
Data source: Temperature data for La Terrasse 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 La Terrasse

In La Terrasse in September, the precipitation amount is 97 mm (3.8 in) spread over 12 days.

September Precipitation Trends in La Terrasse

The chart displays monthly precipitation patterns in La Terrasse, 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 La Terrasse, September typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec12711715510021317312012597124126247
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in La Terrasse

In La Terrasse in September, humidity is 73%. With an average temperature of 12°C (54°F), this humidity feels like a chilly embrace, making travel moderately uncomfortable as the dampness can chill you to your bones, especially during early morning excursions or late afternoon strolls.

September Average Humidity in La Terrasse

This chart illustrates the average monthly humidity levels in La Terrasse, 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 La Terrasse is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%84%83%78%75%72%63%73%89%91%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in La Terrasse

In La Terrasse in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in La Terrasse.

Maximum UV Index Levels in La Terrasse for September

The chart shows the monthly maximum UV Index (UVI) for La Terrasse 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 La Terrasse typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101097532
Data source: La Terrasse 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 La Terrasse Compares to Other Months

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

This table compares monthly weather conditions in La Terrasse, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)127 mm (5.0 inches)91%moderate
February Weather1°C (33°F)117 mm (4.6 inches)87%moderate
March Weather3°C (38°F)155 mm (6.1 inches)84%high
April Weather6°C (43°F)99 mm (3.9 inches)83%very high
May Weather10°C (50°F)212 mm (8.4 inches)78%very high
June Weather15°C (59°F)173 mm (6.8 inches)75%very high
July Weather16°C (62°F)120 mm (4.7 inches)72%very high
August Weather16°C (61°F)125 mm (4.9 inches)63%very high
September Weather12°C (54°F)97 mm (3.8 inches)73%high
October Weather8°C (47°F)124 mm (4.9 inches)89%moderate
November Weather2°C (36°F)126 mm (5.0 inches)90%moderate
December Weather-1°C (30°F)247 mm (9.7 inches)90%low

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