March Weather in Sao Martinho do Porto, Portugal

Last updated: August 27, 2025

In Sao Martinho do Porto, Portugal, the average temperature in March hovers around 13°C (57°F), with a minimum dipping to 7°C (45°F) and a maximum reaching 25°C (77°F). Expect 73 mm (2.9 in) of precipitation spread over 9 days, accompanied by an average humidity of 72%. Enjoy the mild weather and prepare for occasional showers!

March Temperature in Sao Martinho do Porto

In March, in Sao Martinho do Porto, the average temperature is a comfortable 13°C (57°F). Maximum temperatures can reach up to 25°C (77°F), while the minimums can drop to a cool 7°C (45°F). It’s a great time for travelers to enjoy outdoor activities and explore the local sights without the extremes of heat or cold.

March Weather in Sao Martinho do Porto: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Sao Martinho do Porto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Martinho do Porto, March typically has an average temperature of 13°C (57°F), with highs reaching up to 25°C (77°F) and lows dropping to around 7°C (45°F).

Data source: Temperature data for Sao Martinho do Porto generated using information from the Copernicus Climate Change Service.

March Precipitation in Sao Martinho do Porto

In Sao Martinho do Porto in March, the precipitation amount is 73 mm (2.9 in), occurring over the course of 9 days.

March Precipitation Trends in Sao Martinho do Porto

The chart displays monthly precipitation patterns in Sao Martinho do Porto, 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 Sao Martinho do Porto, March typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 9 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 Sao Martinho do Porto

In Sao Martinho do Porto in March humidity is 72%. With an average temperature of 13°C (57°F), this humidity feels like a damp blanket enveloping you, making outdoor activities uncomfortable and calling for frequent breaks to hydrate and cool off while exploring.

March Average Humidity in Sao Martinho do Porto

This chart illustrates the average monthly humidity levels in Sao Martinho do Porto, 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 Sao Martinho do Porto is approximately 72%, 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 Sao Martinho do Porto

In Sao Martinho do Porto 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 Sao Martinho do Porto, you can refer to this Hourly UV Index in Sao Martinho do Porto.

Maximum UV Index Levels in Sao Martinho do Porto for March

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

Data source: Sao Martinho do Porto 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 Sao Martinho do Porto Compares to Other Months

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

This table compares monthly weather conditions in Sao Martinho do Porto, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	50 mm (2.0 inches)	85%	moderate
February Weather	13°C (56°F)	55 mm (2.1 inches)	75%	moderate
March Weather	13°C (57°F)	73 mm (2.9 inches)	72%	high
April Weather	15°C (59°F)	80 mm (3.1 inches)	70%	very high
May Weather	17°C (63°F)	39 mm (1.5 inches)	70%	very high
June Weather	18°C (65°F)	24 mm (1.0 inches)	63%	extreme
July Weather	19°C (67°F)	12 mm (0.5 inches)	60%	very high
August Weather	20°C (68°F)	7 mm (0.3 inches)	60%	very high
September Weather	19°C (67°F)	24 mm (1.0 inches)	67%	very high
October Weather	18°C (64°F)	69 mm (2.7 inches)	74%	high
November Weather	15°C (59°F)	91 mm (3.6 inches)	83%	moderate
December Weather	13°C (56°F)	73 mm (2.9 inches)	85%	moderate