Weather in Wales in march 2025

In this section, you have access to the weather forecast for march for most popular cities in Wales. These datas are probabilities for march from weather reports for many years. The percentage indicates the possibility of having the weather indicated.

Average weather in march in Cardiff

very bad weather 3cm

Weather at 6am
41°F

Partly Cloudy

26%

Clear/Sunny

25%

Fog

8%

Weather at 12pm
50°F

Partly Cloudy

28%

Clear/Sunny

25%

Moderate rain at times

7%

Weather at 6pm
47°F

Cloudy

31%

Partly Cloudy

28%

Moderate rain at times

7%

Weather at 3am
43°F

Clear/Sunny

27%

Partly Cloudy

25%

Cloudy

18%

Moderate rain at times

17%

More information about the weather in Cardiff in march



Where to go in Wales in march?

Where to go in Wales in march: destination map

Legend: perfect weather good tolerable bad very bad


Where should you go in Wales in march when it comes to the weather?

Remember:
The climate in Wales in march ranges from bad to very bad depending on the region and city.

March is not the best month to travel to in Wales. The climate in Cardiff, Holyhead, Pembrokeshire, Conwy and Swansea is bad. It's cold, the sun is not there all the time and you take the risk of being you soak in the rain very often.

But it gets worse: around the cities of Cardiff, Holyhead, Pembrokeshire, Conwy and Swansea and surrounding areas where the climate is even worse. We really do not recommend you to go to these areas in march.



Climate in Wales in march

Climate in Cardiff in march

In march, maximum temperature is 52°F and minimum temperature is 41°F (for an average temperature of 47°F). The climate is fairly fresh in this location in march, but it is liveable when dressing hot. With about 1.7in over 2 days, rain may be scarce throughout your trip.
With an unfavorable weather, march is not the best time to go in this locality in Wales.

March
Average temperature 47°F
Highest temperature 52°F
Lowest temperature 41°F
Sea temperature 48°F
Rainfall 1.7in
Number of days with rainfall 2 day(s)
(8%)
Humidity 89%
Daily sunshine hours 10
Cloud cover 51%
Length of day 11:51
Our opinion at whereandwhen.net very bad
more information about the climate in Cardiff in march

Climate in Brecon Beacons (National Park) in march

In march, maximum temperature is 49°F and minimum temperature is 38°F (for an average temperature of 43°F). The climate is rather cold around this city in the month of march. Bring warm clothes! With 3.5in over 5 days, rain may occur during your holidays. But this is moderate and you will not be too bothered by it.

March
Average temperature 43°F
Highest temperature 49°F
Lowest temperature 38°F
Rainfall 3.5in
Number of days with rainfall 5 day(s)
(17%)
Humidity 94%
Daily sunshine hours 9
Cloud cover 61%
Length of day 11:51
Our opinion at whereandwhen.net very bad
more information about the climate in Brecon Beacons (National Park) in march

Climate in Conwy in march

In march, the mean temperature in Conwy is 45°F (maximum temperature is 49°F and minimum temperature is 41°F). The climate is rather fresh in that area in the month of march, but it is livable when dressing cosy. With 3.8in over 6 days, rainfall can happen throughout your holidays. But this is rather reasonably and it will not be continuous.
With a bad climate, the month of march is not the best time to go in Conwy.

March
Average temperature 45°F
Highest temperature 49°F
Lowest temperature 41°F
Sea temperature 46°F
Rainfall 3.8in
Number of days with rainfall 6 day(s)
(20%)
Humidity 88%
Daily sunshine hours 9
Cloud cover 55%
Length of day 11:51
Our opinion at whereandwhen.net very bad
more information about the climate in Conwy in march

Climate in Holyhead in march

In the month of march, maximum temperature is 49°F and minimum temperature is 45°F (for an average temperature of 47°F). The climate is fairly cold here in this month, but it is livable by dressing cosy. With 4in over 7 days, rainfall can happen for your stay. But this is rather moderate and it will not be continuous.
With a bad climate, march is not recommended month to go there in Wales.

March
Average temperature 47°F
Highest temperature 49°F
Lowest temperature 45°F
Sea temperature 47°F
Rainfall 4in
Number of days with rainfall 7 day(s)
(22%)
Humidity 84%
Daily sunshine hours 10
Cloud cover 53%
Length of day 11:50
Our opinion at whereandwhen.net bad
more information about the climate in Holyhead in march

Climate in Pembrokeshire in march

In march, the mean temperature in Pembrokeshire is 49°F (maximum temperature is 50°F and minimum temperature is 45°F). The climate is fairly fresh around this city in this month, but it is liveable by dressing warm. With 3.7in over 8 days, you risk getting wet slightly for your stay. But this is reasonably and it is only of temporary showers.
With a bad climate, the month of march is not the best time to go in that area in Wales.

March
Average temperature 49°F
Highest temperature 50°F
Lowest temperature 45°F
Sea temperature 48°F
Rainfall 3.7in
Number of days with rainfall 8 day(s)
(24%)
Humidity 85%
Daily sunshine hours 10
Cloud cover 52%
Length of day 11:51
Our opinion at whereandwhen.net bad
more information about the climate in Pembrokeshire in march


All cities in Wales in march

Cardiff in marchvery bad weather
Brecon Beacons (National Park) in marchvery bad weather
Conwy in marchvery bad weather
Holyhead in marchbad weather
Pembrokeshire in marchbad weather
Snowdonia National Park in marchvery bad weather
Swansea in marchbad weather
Aberystwyth in marchvery bad weather
Amlwch in marchbad weather
Barmouth in marchvery bad weather
Barry in marchbad weather
Buckley in marchvery bad weather
Carmarthen in marchvery bad weather
Fishguard in marchbad weather
Haverfordwest in marchbad weather
Llandrindod Wells in marchvery bad weather
Llandudno in marchvery bad weather
Llanelli in marchbad weather
Merthyr Tydfil in marchvery bad weather
Newtown in marchvery bad weather
Porthcawl in marchbad weather
See full list of cities (21)


Weather data for Wales in march:

Weather data for Wales in march is derived from an average of the weather forecast since 2009 in Wales. There is a margin of error and these forecasts are to be considered as general information only. The weather in Wales can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Wales.


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