March Weather in Chaves, Portugal

Last updated: August 27, 2025

In March, the average temperature in Chaves, Portugal hovers around 9°C (48°F). Expect minimums dipping as low as -3°C (28°F) and highs reaching up to 23°C (73°F). Rainfall is noteworthy with an average precipitation of 90 mm (3.5 in) spread across about 10 days, and humidity levels can be relatively high at 78%.

March Temperature in Chaves

In March in Chaves, the average temperature is 9°C (48°F). The maximum can reach 23°C (73°F), and the minimum can be as low as -3°C (28°F). This variability makes it essential to pack layers for your trip to Chaves during this time.

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

The chart illustrates March temperature patterns in Chaves, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chaves, March typically has an average temperature of 9°C (48°F), with highs reaching up to 23°C (73°F) and lows dropping to around -3°C (28°F).

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

March Precipitation in Chaves

In Chaves in March, the precipitation amount is 90 mm (3.5 in) over the course of 10 days.

March Precipitation Trends in Chaves

The chart displays monthly precipitation patterns in Chaves, 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 Chaves, March typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 10 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 Chaves

In Chaves in March humidity is 78%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that clings to your skin, making outdoor excursions less enjoyable as you navigate the damp air.

March Average Humidity in Chaves

This chart illustrates the average monthly humidity levels in Chaves, 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 Chaves is approximately 78%, 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 Chaves

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

Maximum UV Index Levels in Chaves for March

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

Data source: Chaves 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 Chaves Compares to Other Months

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

This table compares monthly weather conditions in Chaves, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	43 mm (1.7 inches)	87%	low
February Weather	8°C (46°F)	87 mm (3.4 inches)	81%	moderate
March Weather	9°C (48°F)	90 mm (3.5 inches)	78%	high
April Weather	11°C (52°F)	90 mm (3.5 inches)	79%	very high
May Weather	15°C (59°F)	49 mm (1.9 inches)	78%	very high
June Weather	18°C (64°F)	39 mm (1.5 inches)	71%	extreme
July Weather	21°C (69°F)	19 mm (0.8 inches)	63%	very high
August Weather	20°C (69°F)	15 mm (0.6 inches)	64%	very high
September Weather	18°C (65°F)	30 mm (1.2 inches)	71%	very high
October Weather	14°C (57°F)	71 mm (2.8 inches)	79%	high
November Weather	9°C (48°F)	80 mm (3.2 inches)	86%	moderate
December Weather	7°C (45°F)	114 mm (4.5 inches)	87%	low