March Weather in Castelnou, Spain

Last updated: August 27, 2025

In March, the average temperature in Castelnou, Spain hovers around 12°C (55°F), offering a cool yet pleasant climate. Daytime highs can reach up to 29°C (85°F), while nighttime lows dip to a brisk 1°C (34°F). Expect 29 mm (1.1 in) of precipitation over approximately 5 days, contributing to an average humidity level of 73% that enhances the region's refreshing atmosphere.

March Temperature in Castelnou

In March in Castelnou, the average temperature is 12°C (55°F). Maximum can reach 29°C (85°F) and minimum can be as low as 1°C (34°F). Be sure to pack layers to stay comfortable while exploring the diverse weather conditions during your trip!

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

The chart illustrates March temperature patterns in Castelnou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castelnou, March typically has an average temperature of 12°C (55°F), with highs reaching up to 29°C (85°F) and lows dropping to around 1°C (34°F).

Data source: Temperature data for Castelnou generated using information from the Copernicus Climate Change Service.

March Precipitation in Castelnou

In Castelnou in March, the total precipitation amount is 29 mm (1.1 in) recorded over a span of 5 days.

March Precipitation Trends in Castelnou

The chart displays monthly precipitation patterns in Castelnou, 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 Castelnou, March typically receives around 29 mm (1.1 inches) of precipitation spread over approximately 5 days.

Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

March Humidity in Castelnou

In Castelnou in March, humidity is 73%. With an average temperature of 12°C (55°F), this humidity feels like a cool, damp embrace that can make traveling a bit more challenging, as the air hangs heavy and might leave you feeling chilled, especially during outdoor adventures.

March Average Humidity in Castelnou

This chart illustrates the average monthly humidity levels in Castelnou, 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 Castelnou is approximately 73%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Castelnou

In Castelnou 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 Castelnou, you can refer to this Hourly UV Index in Castelnou.

Maximum UV Index Levels in Castelnou for March

The chart shows the monthly maximum UV Index (UVI) for Castelnou 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 Castelnou typically reaches 6, which falls under the high exposure category.

Data source: Castelnou 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 Castelnou Compares to Other Months

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

This table compares monthly weather conditions in Castelnou, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (46°F)	38 mm (1.5 inches)	85%	moderate
February Weather	11°C (51°F)	16 mm (0.6 inches)	80%	moderate
March Weather	12°C (55°F)	29 mm (1.1 inches)	73%	high
April Weather	15°C (59°F)	60 mm (2.4 inches)	69%	very high
May Weather	20°C (68°F)	34 mm (1.3 inches)	64%	very high
June Weather	24°C (76°F)	28 mm (1.1 inches)	59%	extreme
July Weather	27°C (81°F)	12 mm (0.5 inches)	58%	extreme
August Weather	27°C (81°F)	13 mm (0.5 inches)	58%	very high
September Weather	22°C (73°F)	21 mm (0.8 inches)	64%	very high
October Weather	17°C (63°F)	36 mm (1.4 inches)	76%	high
November Weather	11°C (53°F)	50 mm (2.0 inches)	82%	moderate
December Weather	9°C (49°F)	25 mm (1.0 inches)	84%	low