Barmouth Weather in March

What's the weather like in Barmouth (Wales) in March 2025?

The climate in Barmouth during March can be summarized as cool and wet.

March is in the spring in Barmouth and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night 2°C (35°F) is normal.

Barmouth weather averages (imperial / metric)
Daytime temperature 7.9°C 46.2°F
Nightly temperature 1.9°C 35.4°F
Average temperature 4.9°C 40.8°F
Daily sunshine 3.5 hrs
Avg rainfall 149 mm 5.9 ins
Rainy days 19 days
Sea temperature 7.9°C 46.1°F
Humidity 86%
Windspeed 21.6kph 14 mph

On average March is the 6th wettest month of the year in Barmouth with around 149mm 5.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.5 hours of sunshine per day.

March temperatures in Barmouth

Barmouth average temperature in March

March rainfall

Barmouth average rain in March

March hourly sunshine

Barmouth average rain in March

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Barmouth in March 2024.

Other monthly averages

Best places to visit in March

UV index Best time to go?

Barmouth weather stats

Barmouth weather statistics
Hottest month: July 17.7°C 63.9°F
Driest month: May 101mm 4ins
Sunniest month: May 6.6hrs
Coldest month: February 6.1°C 43°F
Wettest month: December 214mm 8.4ins
Map showing location of Barmouth (52.72377, -4.05748) Barmouth map pin © Google

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