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.
|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|
|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.
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.
|Hottest month:||July||18.2°C 64.8°F|
|Driest month:||July||63mm 2.5ins|
|Coldest month:||February||6.6°C 43.9°F|
|Wettest month:||December||120mm 4.7ins|