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May Weather in Castellar, France

Last updated: August 23, 2025

In May, the average temperature in Castellar, France hovers around 16°C (61°F). Expect minimums of 9°C (48°F) and maximums reaching 27°C (80°F). During this time, you'll encounter approximately 70 mm (2.7 in) of precipitation spread over 13 days, accompanied by an average humidity of 74%.

May Temperature in Castellar

In May in Castellar, the average temperature is 16°C (61°F). The maximum can reach 27°C (80°F) and the minimum can be as low as 9°C (48°F). This mild climate makes Castellar a great destination for outdoor activities and sightseeing during this time of year.

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

The chart illustrates May temperature patterns in Castellar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castellar, May typically has an average temperature of 16°C (61°F), with highs reaching up to 27°C (80°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec484951556169737569625550
Data source: Temperature data for Castellar 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 Castellar

In Castellar in May, the precipitation amount is 70 mm (2.7 in) over the course of 13 days.

May Precipitation Trends in Castellar

The chart displays monthly precipitation patterns in Castellar, 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 Castellar, May typically receives around 70 mm (2.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec534674757043242747120144111
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Castellar

In Castellar in May humidity is 74%. With an average temperature of 16°C (61°F), this humidity feels like a damp blanket wrapping around you, making traveling quite uncomfortable as the air feels thick and muggy, potentially leading to fatigue and a longing for a cool breeze.

May Average Humidity in Castellar

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

In Castellar in May, 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 Castellar.

Maximum UV Index Levels in Castellar for May

The chart shows the monthly maximum UV Index (UVI) for Castellar 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 Castellar typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245789987532
Data source: Castellar 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 Castellar Compares to Other Months

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

This table compares monthly weather conditions in Castellar, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)53 mm (2.1 inches)80%low
February Weather10°C (50°F)46 mm (1.8 inches)73%moderate
March Weather11°C (51°F)73 mm (2.9 inches)71%moderate
April Weather13°C (55°F)75 mm (3.0 inches)75%high
May Weather16°C (61°F)70 mm (2.7 inches)74%very high
June Weather20°C (69°F)43 mm (1.7 inches)72%very high
July Weather23°C (74°F)24 mm (0.9 inches)69%very high
August Weather24°C (75°F)27 mm (1.1 inches)66%very high
September Weather21°C (69°F)47 mm (1.9 inches)71%high
October Weather17°C (63°F)120 mm (4.7 inches)78%moderate
November Weather13°C (55°F)143 mm (5.6 inches)82%moderate
December Weather10°C (50°F)111 mm (4.4 inches)79%low

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