Dublin Weather in January

What's the weather like in Dublin (Leinster) in January 2022?

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

January is in the winter in Dublin and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night 2°C (35°F) is normal.

Dublin weather averages (imperial / metric)
Daytime temperature 6.9°C 44.3°F
Nightly temperature 1.8°C 35.2°F
Average temperature 4.3°C 39.7°F
Daily sunshine 2.1 hrs
Avg rainfall 105 mm 4.1 ins
Rainy days 19 days
Sea temperature 8.9°C 48°F
Humidity 88%
Windspeed 24.1kph 15 mph

On average January is the 2nd wettest month of the year in Dublin with around 105mm 4.1 inches of rain making it a damp 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 2.1 hours of sunshine per day.

January temperatures in Dublin

Dublin average temperature in January

January rainfall

Dublin average rain in January

January hourly sunshine

Dublin 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 Dublin in January 2022.

Other monthly averages

Best places to visit in January

UV index Best time to go?

Dublin weather stats

Dublin weather statistics
Hottest month: July 18.2°C 64.8°F
Driest month: July 63mm 2.5ins
Sunniest month: May 6.6hrs
Coldest month: February 6.6°C 43.9°F
Wettest month: December 120mm 4.7ins
Map showing location of Dublin (53.33306, -6.24889)

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