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May Weather in Guillaumes, France

Last updated: August 23, 2025

In Guillaumes, France, the average temperature in May is a mild 11°C (51°F). Visitors can expect a range of temperatures, with minimums dipping to -3°C (27°F) and highs reaching up to 25°C (77°F). This month typically sees 146 mm (5.7 in) of precipitation spread over 18 days, contributing to an average humidity level of 74%. Be prepared for a mix of weather!

May Temperature in Guillaumes

In May in Guillaumes, the average temperature is 11°C (51°F), with maximums reaching 25°C (77°F) and minimums dropping as low as -3°C (27°F). Travelers should be prepared for a range of temperatures and pack accordingly.

May Weather in Guillaumes: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Guillaumes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guillaumes, May typically has an average temperature of 11°C (51°F), with highs reaching up to 25°C (77°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec323638445159636355493933
Data source: Temperature data for Guillaumes 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.

May Precipitation in Guillaumes

In Guillaumes in May, the total precipitation amount is 146 mm (5.7 in) spread over 18 days.

May Precipitation Trends in Guillaumes

The chart displays monthly precipitation patterns in Guillaumes, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Guillaumes, May typically receives around 146 mm (5.7 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec4261102119146146757187124118110
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Guillaumes

In Guillaumes in May, humidity is 74%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a bit uncomfortable and encouraging visitors to seek refuge in cozy cafés or indoor attractions.

May Average Humidity in Guillaumes

This chart illustrates the average monthly humidity levels in Guillaumes, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Guillaumes is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%74%71%75%74%72%69%66%71%78%82%79%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Guillaumes

In Guillaumes in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Guillaumes.

Maximum UV Index Levels in Guillaumes for May

The chart shows the monthly maximum UV Index (UVI) for Guillaumes in May, 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 May, the maximum UV index in Guillaumes typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34679101098632
Data source: Guillaumes May 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 May Weather in Guillaumes Compares to Other Months

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

This table compares monthly weather conditions in Guillaumes, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)42 mm (1.6 inches)80%moderate
February Weather2°C (36°F)61 mm (2.4 inches)73%moderate
March Weather4°C (39°F)102 mm (4.0 inches)71%high
April Weather7°C (44°F)119 mm (4.7 inches)75%high
May Weather11°C (51°F)146 mm (5.7 inches)74%very high
June Weather15°C (59°F)145 mm (5.7 inches)72%very high
July Weather17°C (64°F)75 mm (3.0 inches)69%very high
August Weather17°C (63°F)71 mm (2.8 inches)66%very high
September Weather13°C (56°F)87 mm (3.4 inches)71%very high
October Weather9°C (49°F)124 mm (4.9 inches)78%high
November Weather4°C (39°F)118 mm (4.6 inches)82%moderate
December Weather0°C (33°F)110 mm (4.3 inches)79%low

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