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March Weather in Guillestre, France

Last updated: August 23, 2025

In March, the average temperature in Guillestre, France hovers around -3°C (26°F). Expect a chilly range, with minimum temperatures dropping to -21°C (-6°F) and occasional peaks reaching 10°C (50°F). Throughout the month, you'll encounter 93 mm (3.7 in) of precipitation over about 10 days, paired with a high average humidity of 84%.

March Temperature in Guillestre

In March in Guillestre, the average temperature is -3°C (26°F), with maximums reaching 10°C (50°F) and minimums plummeting to -21°C (-6°F). Travelers should be prepared for chilly conditions and significant temperature fluctuations during this time.

March Weather in Guillestre: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Guillestre, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guillestre, March typically has an average temperature of -3°C (26°F), with highs reaching up to 10°C (50°F) and lows dropping to around -21°C (-6°F).
JanFebMarAprMayJunJulAugSepOctNovDec172326323950555548402719
Data source: Temperature data for Guillestre 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.

March Precipitation in Guillestre

In Guillestre in March, the precipitation amount is 93 mm (3.7 in) over the course of 10 days.

March Precipitation Trends in Guillestre

The chart displays monthly precipitation patterns in Guillestre, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Guillestre, March typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec6557938513010061414495114122
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Guillestre

In Guillestre in March, humidity is 84%. With an average temperature of -3°C (26°F), this humidity feels like an icy mist clinging to your skin, making every breath a struggle as the cold seeps in, creating a challenging environment for traveling.

March Average Humidity in Guillestre

This chart illustrates the average monthly humidity levels in Guillestre, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Guillestre is approximately 84%, 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 March generated using information from the Copernicus Climate Change Service.

March UV Index in Guillestre

In Guillestre in March, 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 Guillestre.

Maximum UV Index Levels in Guillestre for March

The chart shows the monthly maximum UV Index (UVI) for Guillestre in March, 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 March, the maximum UV index in Guillestre typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110108632
Data source: Guillestre March 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 March Weather in Guillestre Compares to Other Months

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

This table compares monthly weather conditions in Guillestre, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)65 mm (2.6 inches)91%moderate
February Weather-5°C (23°F)57 mm (2.3 inches)87%moderate
March Weather-3°C (26°F)93 mm (3.7 inches)84%high
April Weather0°C (32°F)85 mm (3.3 inches)83%very high
May Weather4°C (40°F)130 mm (5.1 inches)78%very high
June Weather10°C (50°F)100 mm (3.9 inches)75%extreme
July Weather13°C (55°F)61 mm (2.4 inches)72%very high
August Weather13°C (56°F)41 mm (1.6 inches)63%very high
September Weather9°C (48°F)44 mm (1.7 inches)73%very high
October Weather4°C (40°F)95 mm (3.7 inches)89%high
November Weather-3°C (27°F)114 mm (4.5 inches)90%moderate
December Weather-7°C (20°F)122 mm (4.8 inches)90%low

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