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Cardiff weather in March (Wales, United Kingdom)

What does the weather outlook for Cardiff, the United Kingdom look like in March? Find out what kind of weather to expect during this month.

Temperatures

Typically, March in Cardiff includes low temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 11°C. But by evening, they drop to around 5°C.

Precipitation

Cardiff in March usually receives moderate rainfall, averaging around 76 mm for the month. Experience the driest month of the year, where clear skies and little rain are the norms. It's a great time to be outdoors. Historically, approximately 18 days this month are expected to have rain.

Average sunshine

The area enjoys a balanced 119 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Average windspeed

March has wind speeds averaging 5 m/s. You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

Average water temperature in March

You won't be able to swim during this month since the water temperature is only 7°C. These frigid conditions make the water feel biting cold against your skin.

For Cardiff itself, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Cardiff's climate page.

Cardiff, monthly averages in March

Min TemperatureMin Temperature 5°C  
Max TemperatureMax Temperature 11°C  
Water TemperatureWater Temperature 7°C  
Chance of RainChance of Rain 58%  
PrecipitationPrecipitation 76 mm  
Rainy daysRainy days 18 days  
HumidityHumidity 82%  
WindspeedWindspeed 5 m/s  
SunshineSunshine 119 hours  
Percentage SunshinePercentage Sunshine 33%  

Where to go in the United Kingdom in March

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Cardiff's climate page.

So, what should you wear in this month?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay. With a water temperature of around 7°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
5/10
Cycling
6/10
Walking
6/10
Camping
4/10
Outdoor sports
6/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Cardiff.

Our site offers climate and forecast data for every country in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.