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September Weather in Vallouise, France

Last updated: August 23, 2025

In Vallouise, France, the average temperature in September hovers around 8°C (47°F). Expect a range where the minimum dips to -10°C (14°F) and the maximum can reach up to 20°C (68°F). During this period, precipitation totals around 65 mm (2.5 in) spread over approximately 12 days, with an average humidity of 73%.

September Temperature in Vallouise

In September in Vallouise, the average temperature is 8°C (47°F). The maximum can reach 20°C (68°F), and the minimum can be as low as -10°C (14°F). Be prepared for a wide range of temperatures when planning your trip, so pack accordingly!

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

The chart illustrates September temperature patterns in Vallouise, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vallouise, September typically has an average temperature of 8°C (47°F), with highs reaching up to 20°C (68°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec172325323950545547402720
Data source: Temperature data for Vallouise 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 Vallouise

In Vallouise in September, the precipitation amount is 65 mm (2.5 in) over the course of 12 days.

September Precipitation Trends in Vallouise

The chart displays monthly precipitation patterns in Vallouise, 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 Vallouise, September typically receives around 65 mm (2.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec797111184144105746965106109170
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Vallouise

In Vallouise in September humidity is 73%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that can make outdoor activities less enjoyable, wrapping you in a thick, misty embrace that weighs heavily on your clothes and skin, making travel seem a bit more cumbersome and less invigorating.

September Average Humidity in Vallouise

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

In Vallouise in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Vallouise.

Maximum UV Index Levels in Vallouise for September

The chart shows the monthly maximum UV Index (UVI) for Vallouise 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 Vallouise typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589101110108632
Data source: Vallouise 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 Vallouise Compares to Other Months

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

This table compares monthly weather conditions in Vallouise, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)79 mm (3.1 inches)91%moderate
February Weather-5°C (23°F)71 mm (2.8 inches)87%moderate
March Weather-4°C (26°F)111 mm (4.4 inches)84%very high
April Weather0°C (32°F)84 mm (3.3 inches)83%very high
May Weather4°C (40°F)144 mm (5.7 inches)78%very high
June Weather10°C (50°F)105 mm (4.1 inches)75%extreme
July Weather12°C (55°F)74 mm (2.9 inches)72%very high
August Weather13°C (55°F)69 mm (2.7 inches)63%very high
September Weather8°C (47°F)65 mm (2.5 inches)73%very high
October Weather4°C (40°F)106 mm (4.2 inches)89%high
November Weather-3°C (27°F)109 mm (4.3 inches)90%moderate
December Weather-7°C (20°F)170 mm (6.7 inches)90%low

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