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Normal weather for Viana do Castelo in March

It's cool to moderate in March in Viana do Castelo with an average temperature of 17°C. Temperatures this month range from a low of 14°C to a high of 19°C. At night, you can expect temperatures between 7°C and 10°C.

In March, there is an average of 110 mm of precipitation, spread over 14 days. The wind speed is around 4 Bft, mostly coming from the Southwest.

The water temperature at Viana do Castelo is 16°C this month. This is probably too cold to swim without protective gear.

The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.

Viana do Castelo in March

London
Temperature Average Temperature
17°C 11°C
Sun High Temp
19°C 14°C
Sun Low Temp
14°C 8°C
Rain Total Precipitation
110 mm 55 mm
Rain Rainy Days
14 days 9 days

Curious about the climate in other parts of Portugal? Check out the weather and climate in places like Algarve, Lisbon, Albufeira, or have a look at other destinations in Portugal.

Start of March

The month of March starts in Viana do Castelo with cool temperatures, averaging around 16°C during the day and nights close to 9°C. Plenty of days with a chance of precipitation.

Mid-March

By mid-March, the average daytime temperature rises to around 18°C, with nights close to 8°C. There might be a few showers during this period, but plenty of dry days with sunshine too.

End of March

By the end of March, the average daytime temperature in Viana do Castelo will be around 18°C, with nights close to 9°C. A shower might show up, but overall the weather will be dry and sunny.

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Is March a good time to visit Viana do Castelo?

Looking for sun and warm weather? Then March isn’t the best time to be in Viana do Castelo. The temperature is too low this month for a warm stay.

Temperature records for Viana do Castelo in March

With 29°C, Viana do Castelo hit the highest temperature in the last 10 years in March 2021. The lowest daytime temperature in this month was 10°C in 2017. The extreme night temperatures ranged from a low of 1°C to a high of 15°C.

Check out the climate of Viana do Castelo for all months and discover the best travel time

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Daily Temperature in March in Viana do Castelo

This chart shows the average daily temperatures, both day and night, for each day in March in Viana do Castelo, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Temperature in March in Viana do Castelo

Daily Precipitation in March in Viana do Castelo

The chart below shows the average daily precipitation in March for Viana do Castelo, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for March, you can expect around 14 days of rain in Viana do Castelo.

Daily Precipitation in March in Viana do Castelo

Daily UV Index in March in Viana do Castelo

This chart shows the average daily UV index in March in Viana do Castelo, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in March in Viana do Castelo

Temperature in March in Viana do Castelo Over the Years

This chart shows the average temperature in March in Viana do Castelo, measured in degrees Celsius, over the past years.

Temperature in March in Viana do Castelo Over the Years

Total Precipitation in March in Viana do Castelo Over the Years

This chart shows the average precipitation in March in Viana do Castelo, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in March in Viana do Castelo Over the Years

Daily climate in March for Viana do Castelo

Click on a specific day in March for detailed info on the typical weather on that day in Viana do Castelo. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in March in Viana do Castelo

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Average Weather in Viana do Castelo by Month

Click on a month below to see detailed weather info for Viana do Castelo. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Viana do Castelo for all months at once

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