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March Weather in Castelo Branco, Portugal

Last updated: August 27, 2025

In Castelo Branco, Portugal, the average temperature in March hovers around 15°C (60°F), with a minimum of 10°C (51°F) and a maximum reaching 18°C (65°F). Expect a precipitation amount of 63 mm (2.5 in) over approximately 10 days, paired with an average humidity level of 85%. Dress accordingly to enjoy the season!

March Temperature in Castelo Branco

In March in Castelo Branco, the average temperature is 15°C (60°F). Maximums can reach 18°C (65°F), while minimums can drop to as low as 10°C (51°F). This mild climate makes it an ideal time for exploring the outdoor attractions and enjoying the local culture.

March Weather in Castelo Branco: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Castelo Branco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castelo Branco, March typically has an average temperature of 15°C (60°F), with highs reaching up to 18°C (65°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec615959606266707272696563
Data source: Temperature data for Castelo Branco 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 Castelo Branco

In Castelo Branco in March, the precipitation amount is 63 mm (2.5 in) over a span of 10 days.

March Precipitation Trends in Castelo Branco

The chart displays monthly precipitation patterns in Castelo Branco, 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 Castelo Branco, March typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec91796375633827585774124108
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Castelo Branco

In Castelo Branco in March, humidity is 85%. With an average temperature of 15°C (60°F), this humidity feels like a warm, sticky embrace, making outdoor activities somewhat uncomfortable for travelers who may find themselves constantly seeking shade and hydration.

March Average Humidity in Castelo Branco

This chart illustrates the average monthly humidity levels in Castelo Branco, 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 Castelo Branco is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%85%85%83%85%86%83%83%79%80%85%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Castelo Branco

In Castelo Branco in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Castelo Branco.

Maximum UV Index Levels in Castelo Branco for March

The chart shows the monthly maximum UV Index (UVI) for Castelo Branco 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 Castelo Branco typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109743
Data source: Castelo Branco 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 Castelo Branco Compares to Other Months

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

This table compares monthly weather conditions in Castelo Branco, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)90 mm (3.6 inches)84%moderate
February Weather15°C (59°F)79 mm (3.1 inches)83%moderate
March Weather15°C (60°F)63 mm (2.5 inches)85%high
April Weather15°C (60°F)75 mm (3.0 inches)85%very high
May Weather17°C (62°F)63 mm (2.5 inches)83%very high
June Weather19°C (66°F)38 mm (1.5 inches)85%extreme
July Weather21°C (70°F)27 mm (1.1 inches)86%very high
August Weather22°C (73°F)58 mm (2.3 inches)83%very high
September Weather22°C (72°F)57 mm (2.2 inches)83%very high
October Weather20°C (69°F)74 mm (2.9 inches)79%high
November Weather18°C (65°F)124 mm (4.9 inches)80%moderate
December Weather17°C (63°F)108 mm (4.3 inches)85%moderate

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