Cardiff Weather in January

What's the weather like in Cardiff (Wales) in January 2024?

The climate in Cardiff during January can be summarized as cool and damp.

January is in the winter in Cardiff and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (45°F), whilst at night 2°C (36°F) is normal.

Cardiff weather averages (imperial / metric)
Daytime temperature 7.3°C 45.1°F
Nightly temperature 2.1°C 35.8°F
Average temperature 4.7°C 40.5°F
Daily sunshine 1.9 hrs
Avg rainfall 104 mm 4.1 ins
Rainy days 20 days
Sea temperature 10.2°C 50.3°F
Humidity 91%
Windspeed 19.4kph 12 mph

On average January is the 3rd wettest month of the year in Cardiff with around 104mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.

On the flip side this corresponds to an average of 1.9 hours of sunshine per day.

January temperatures in Cardiff

Cardiff average temperature in January

January rainfall

Cardiff average rain in January

January hourly sunshine

Cardiff average rain in January

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 Cardiff in January 2024.

Other monthly averages

Best places to visit in January

UV index Best time to go?

Cardiff weather stats

Cardiff weather statistics
Hottest month: July 20.2°C 68.4°F
Driest month: April 60mm 2.4ins
Sunniest month: August 6.6hrs
Coldest month: February 7.2°C 45°F
Wettest month: December 109mm 4.3ins
Map showing location of Cardiff (51.48, -3.18) Cardiff map pin © Google

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