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March Weather in Castellar del Riu, Spain

Last updated: August 27, 2025

In March, the average temperature in Castellar del Riu, Spain hovers around 9°C (48°F), with a minimum dipping to -4°C (26°F) and a maximum rising to 22°C (72°F). Expect about 77 mm (3.0 in) of precipitation spread over 10 days, contributing to an average humidity of 71%.

March Temperature in Castellar del Riu

In March in Castellar del Riu, the average temperature is 9°C (48°F). Maximums can reach 22°C (72°F) and minimums can be as low as -4°C (26°F). Be prepared for a diverse range of temperatures while traveling, so pack layers to ensure your comfort.

March Weather in Castellar del Riu: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Castellar del Riu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castellar del Riu, March typically has an average temperature of 9°C (48°F), with highs reaching up to 22°C (72°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec394448526067737264574641
Data source: Temperature data for Castellar del Riu 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 Castellar del Riu

In Castellar del Riu in March, the total precipitation amount is 77 mm (3.0 in) spread over a duration of 10 days.

March Precipitation Trends in Castellar del Riu

The chart displays monthly precipitation patterns in Castellar del Riu, 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 Castellar del Riu, March typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec4660771141131075883861217731
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Castellar del Riu

In Castellar del Riu in March humidity is 71%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill enveloping you, making outdoor exploration brisk and invigorating, yet slightly uncomfortable unless you’re dressed warmly.

March Average Humidity in Castellar del Riu

This chart illustrates the average monthly humidity levels in Castellar del Riu, 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 Castellar del Riu is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%74%71%69%66%65%64%64%68%77%79%79%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Castellar del Riu

In Castellar del Riu in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Castellar del Riu, you can refer to this Hourly UV Index in Castellar del Riu.

Maximum UV Index Levels in Castellar del Riu for March

The chart shows the monthly maximum UV Index (UVI) for Castellar del Riu 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 Castellar del Riu typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098632
Data source: Castellar del Riu 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 Castellar del Riu Compares to Other Months

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

This table compares monthly weather conditions in Castellar del Riu, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)46 mm (1.8 inches)79%moderate
February Weather7°C (45°F)60 mm (2.4 inches)74%moderate
March Weather9°C (48°F)77 mm (3.0 inches)71%high
April Weather11°C (52°F)114 mm (4.5 inches)69%very high
May Weather16°C (60°F)113 mm (4.5 inches)66%very high
June Weather19°C (67°F)107 mm (4.2 inches)65%very high
July Weather23°C (73°F)58 mm (2.3 inches)64%very high
August Weather22°C (73°F)83 mm (3.3 inches)64%very high
September Weather18°C (65°F)86 mm (3.4 inches)68%very high
October Weather14°C (57°F)121 mm (4.8 inches)77%high
November Weather8°C (47°F)77 mm (3.0 inches)79%moderate
December Weather5°C (42°F)31 mm (1.2 inches)79%low

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