March Weather in Portbou, Spain

Last updated: August 27, 2025

In March, the average temperature in Portbou, Spain hovers around 12°C (54°F). Expect a minimum of 3°C (37°F) and a maximum of 19°C (66°F). Throughout the month, be prepared for about 50 mm (2.0 in) of precipitation over 8 days. The average humidity level sits at a comfortable 73%, making for a typically pleasant atmosphere.

March Temperature in Portbou

In March in Portbou, the average temperature is 12°C (54°F). The maximum can reach 19°C (66°F), and the minimum can be as low as 3°C (37°F). This makes it a perfect time for travelers to enjoy mild weather while exploring the sights.

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

The chart illustrates March temperature patterns in Portbou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portbou, March typically has an average temperature of 12°C (54°F), with highs reaching up to 19°C (66°F) and lows dropping to around 3°C (37°F).

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

March Precipitation in Portbou

In Portbou in March, the total precipitation amount is 50 mm (2.0 in) spread over 8 days.

March Precipitation Trends in Portbou

The chart displays monthly precipitation patterns in Portbou, 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 Portbou, March typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 8 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Portbou

In Portbou in March, humidity is 73%. With an average temperature of 12°C (54°F), this humidity feels like a chilly embrace, making travel moderately uncomfortable as the dampness can chill you to your bones, especially during early morning excursions or late afternoon strolls.

March Average Humidity in Portbou

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

In Portbou 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 Portbou.

Maximum UV Index Levels in Portbou for March

The chart shows the monthly maximum UV Index (UVI) for Portbou 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 Portbou typically reaches 5, which falls under the moderate exposure category.

Data source: Portbou 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 Portbou Compares to Other Months

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

This table compares monthly weather conditions in Portbou, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	61 mm (2.4 inches)	82%	moderate
February Weather	11°C (52°F)	41 mm (1.6 inches)	77%	moderate
March Weather	12°C (54°F)	50 mm (2.0 inches)	73%	moderate
April Weather	14°C (57°F)	70 mm (2.8 inches)	73%	high
May Weather	17°C (63°F)	40 mm (1.6 inches)	71%	very high
June Weather	21°C (70°F)	24 mm (0.9 inches)	67%	very high
July Weather	24°C (75°F)	8 mm (0.3 inches)	66%	very high
August Weather	24°C (75°F)	17 mm (0.7 inches)	63%	very high
September Weather	21°C (70°F)	48 mm (1.9 inches)	70%	high
October Weather	18°C (64°F)	94 mm (3.7 inches)	80%	moderate
November Weather	14°C (57°F)	81 mm (3.2 inches)	84%	moderate
December Weather	11°C (53°F)	38 mm (1.5 inches)	83%	low