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Weather in March in Wales

Are you planning a trip a to Wales in March and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Wales in March?

Wales is a region in the United Kingdom. March in Wales generally has cold temperatures, with moderate precipitation.

Temperatures

You can expect cold maximum daytime temperatures of around 11°C and nighttime temperatures around 5°C in Cardiff.

Precipitation

In March, precipitation varies across different areas. From moderate rainfall in Cardiff with an average of 76 mm to moderate rainfall in Swansea with 90 mm. Looking at the climate data spanning the last 30 years, this month usually has the lowest rainfall in Cardiff, marking it as the year's driest month.

Average sunshine

Cardiff enjoys a balanced 119 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

For specific regional insights in Wales for March, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Wales climate page.

Where to go in Wales in March

Find more information for the most popular destinations in the Wales on the map below. Click on a destination dot for more detailes.

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).

Popular destinations

What is the weather like in March for the 2 most popular destinations in Wales?

Cardiff

In March Cardiff generally has low temperatures with maximum daytime temperatures around 11°C, minimum nighttime temperatures around 5°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.

Cardiff
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
9°C 
4°C 
78 hours 
90 mm 
15 days 
poor 
11°C 
5°C 
119 hours 
76 mm 
18 days 
April   >> April
>>  
13°C 
6°C 
180 hours 
78 mm 
15 days 
Climate in Cardiff

Swansea

In March Swansea generally has low temperatures with maximum daytime temperatures around 11°C, minimum nighttime temperatures around 5°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.

Swansea
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
9°C 
4°C 
78 hours 
110 mm 
15 days 
poor 
11°C 
5°C 
119 hours 
90 mm 
18 days 
April   >> April
>>  
13°C 
6°C 
180 hours 
83 mm 
14 days 
Climate in Swansea

Is your destination not in the list? Have a look at other destinations in Wales, in the United Kingdom.

Is March the best time to visit Wales?

In our opinion, March may not be the ideal time to visit Wales due to the typically unpleasant weather in Cardiff.

Generally speaking, the best visiting conditions can be found in July and August offering mostly perfect weather in Cardiff. The weather in January, February, November and December, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in Wales. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to the United Kingdom? Get detailed 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.