Wales Weather in March

Average temperatures, rainfall, sunshine and the best places to visit in Wales, the United Kingdom in March.

Planning a getaway to Wales, the United Kingdom this March and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Wales in March

Wales, the United Kingdom 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 (52°F) and nighttime temperatures around 5°C (41°F) in Cardiff.

To explore the conditions in Wales, the United Kingdom in more detail, check the map below.

Precipitation

In March, precipitation varies across different areas. From moderate rainfall in Cardiff with an average of 76 mm (3 in) to moderate rainfall in Swansea with 90 mm (3.5 in). 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

Sunshine is moderately available across various locations. In Cardiff, you can expect around 119 hours of sunlight in March, which gives a pleasant combination of sun and shade. For those who want maximum sunshine, our weather planner can point you toward the sunniest places on Earth.

Explore Wales by month

Pick a month to see the average temperature, rainfall and sunshine in Wales — and find the best time to visit. (based on Cardiff)

Best Places to Visit in Wales in March

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Wales.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Wales

What is the weather like in March for some of the most popular destinations in Wales, the United Kingdom?

Temperature range in Wales (March)

Precipitation variation in Wales (March)

Cardiff

In March Cardiff generally has low temperatures with maximum daytime temperatures around 11°C (52°F), minimum nighttime temperatures around 5°C (41°F) and moderate monthly rainfall. So on average the conditions are unpleasant that month.

February
March
April
Max temperature
9°C (48°F)
11°C (52°F)
13°C (55°F)
Min temperature
4°C (39°F)
5°C (41°F)
6°C (43°F)
Monthly sun hours
78 hours
119 hours
180 hours
Monthly rainfall
90 mm (3.5 in)
76 mm (3 in)
78 mm (3.1 in)
Monthly rainy days
15 days
18 days
15 days
Weather conditions

Swansea

In March Swansea generally has low temperatures with maximum daytime temperatures around 11°C (52°F), minimum nighttime temperatures around 5°C (41°F) and moderate monthly rainfall. So on average the conditions are unpleasant that month.

February
March
April
Max temperature
9°C (48°F)
11°C (52°F)
13°C (55°F)
Min temperature
4°C (39°F)
5°C (41°F)
6°C (43°F)
Monthly sun hours
78 hours
119 hours
180 hours
Monthly rainfall
110 mm (4.3 in)
90 mm (3.5 in)
83 mm (3.3 in)
Monthly rainy days
15 days
18 days
14 days
Weather conditions

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

Popular cities in March

Day & night temperatures, rainfall and average weather in Wales in March.

City Weather Day temp Night temp Rainfall
Cardiff 11°C (52°F) 5°C (41°F) 76 mm (3 in)
Swansea 11°C (52°F) 5°C (41°F) 90 mm (3.5 in)

Wales weather in March: frequently asked questions

What is the weather like in Wales, the United Kingdom in March?

Wales, the United Kingdom typically experiences unpleasant weather in March, part of the season. Daytime highs in Cardiff average around 11°C (52°F), and temperatures drop to about 5°C (41°F) at night.

What is the average temperature in Wales, the United Kingdom in March?

In Cardiff, the average daytime high in March is 11°C (52°F), while nighttime temperatures drop to around 5°C (41°F).

Does Wales, the United Kingdom get a lot of rain in March?

Rain is generally moderate to light in Wales, the United Kingdom during March, with Cardiff averaging close to 76 mm (3 in).

Is March a Good Time to Visit Wales, the United Kingdom?

In our opinion, March may not be the ideal time to visit Wales, the United Kingdom 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.

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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.