Portarlington Weather in January

What's the weather like in Portarlington (Leinster) in January 2024?

The climate in Portarlington during January can be summarized as cool and a little damp.

January is in the winter in Portarlington and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 7°C (45°F), whilst at night 1°C (34°F) is normal.

Portarlington weather averages (imperial / metric)
Daytime temperature 7.2°C 44.9°F
Nightly temperature 1.3°C 34.3°F
Average temperature 4.2°C 39.6°F
Daily sunshine 1.9 hrs
Avg rainfall 87 mm 3.4 ins
Rainy days 19 days
Sea temperature 9.2°C 48.6°F
Humidity 90%
Windspeed 17.3kph 11 mph

On average January is the 2nd wettest month of the year in Portarlington with around 87mm 3.4 inches of rain making it a a little 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 1.9 hours of sunshine per day.

January temperatures in Portarlington

Portarlington average temperature in January

January rainfall

Portarlington average rain in January

January hourly sunshine

Portarlington 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 Portarlington in January 2024.

Other monthly averages

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Portarlington weather stats

Portarlington weather statistics
Hottest month: July 19.1°C 66.4°F
Driest month: April 57mm 2.2ins
Sunniest month: May 5.9hrs
Coldest month: January 7°C 44.6°F
Wettest month: December 93mm 3.7ins
Map showing location of Portarlington (53.16222, -7.19111) Portarlington map pin © Google

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