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March Weather in Castrillon, Spain

Last updated: August 27, 2025

In Castrillon, Spain, the average temperature in March hovers around 10°C (51°F), with a minimum of 1°C (33°F) and a comfortable maximum of 21°C (70°F). Expect a fair amount of rain, with 96 mm (3.8 in) of precipitation spread over 15 days. The atmosphere is quite temperate with an average humidity of 83%, making it a refreshing time to visit!

March Temperature in Castrillon

In March, in Castrillon, the average temperature is 10°C (51°F). The maximum can reach 21°C (70°F), and the minimum can be as low as 1°C (33°F). This climate makes Castrillon a great destination for travelers looking to enjoy mild weather and comfortable outdoor activities.

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

The chart illustrates March temperature patterns in Castrillon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castrillon, March typically has an average temperature of 10°C (51°F), with highs reaching up to 21°C (70°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec475051535761656663595351
Data source: Temperature data for Castrillon 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 Castrillon

In Castrillon in March, the precipitation amount is 96 mm (3.8 in) over the course of 15 days.

March Precipitation Trends in Castrillon

The chart displays monthly precipitation patterns in Castrillon, 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 Castrillon, March typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec1091139698106125788490125179186
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Castrillon

In Castrillon in March, humidity is 83%. With an average temperature of 10°C (51°F), this humidity feels like a chilly dampness that permeates your clothes, making it essential to dress in layers for travel, as the cool air combined with the high humidity can create an uncomfortable and bone-chilling atmosphere.

March Average Humidity in Castrillon

This chart illustrates the average monthly humidity levels in Castrillon, 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 Castrillon is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%83%83%84%84%86%78%77%82%86%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Castrillon

In Castrillon in March, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Castrillon.

Maximum UV Index Levels in Castrillon for March

The chart shows the monthly maximum UV Index (UVI) for Castrillon 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 Castrillon typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Castrillon 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 Castrillon Compares to Other Months

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

This table compares monthly weather conditions in Castrillon, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)109 mm (4.3 inches)87%low
February Weather10°C (50°F)113 mm (4.5 inches)85%moderate
March Weather10°C (51°F)96 mm (3.8 inches)83%moderate
April Weather12°C (53°F)98 mm (3.9 inches)83%high
May Weather14°C (58°F)106 mm (4.2 inches)84%very high
June Weather16°C (62°F)125 mm (4.9 inches)84%very high
July Weather18°C (65°F)78 mm (3.1 inches)86%very high
August Weather19°C (66°F)84 mm (3.3 inches)78%very high
September Weather17°C (64°F)90 mm (3.5 inches)77%high
October Weather15°C (59°F)125 mm (4.9 inches)82%moderate
November Weather11°C (53°F)179 mm (7.1 inches)86%moderate
December Weather10°C (51°F)186 mm (7.3 inches)87%low

Compare Castrillon's Climate with Cities Worldwide