Porthmadog Weather in January

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

The climate in Porthmadog during January can be summarized as cool and wet.

January is in the winter in Porthmadog 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.

Porthmadog weather averages (imperial / metric)
Daytime temperature 6.7°C 44°F
Nightly temperature 1.6°C 34.8°F
Average temperature 4.1°C 39.4°F
Daily sunshine 1.5 hrs
Avg rainfall 180 mm 7.1 ins
Rainy days 21 days
Sea temperature 8.9°C 48°F
Humidity 88%
Windspeed 22.7kph 14 mph

On average January is the 4th wettest month of the year in Porthmadog with around 180mm 7.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.

On the flip side this corresponds to an average of 1.5 hours of sunshine per day.

January temperatures in Porthmadog

Porthmadog average temperature in January

January rainfall

Porthmadog average rain in January

January hourly sunshine

Porthmadog 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 Porthmadog in January 2024.

Other monthly averages

Best places to visit in January

UV index Best time to go?

Porthmadog weather stats

Porthmadog weather statistics
Hottest month: July 18°C 64.4°F
Driest month: May 96mm 3.8ins
Sunniest month: May 6.7hrs
Coldest month: February 6.5°C 43.7°F
Wettest month: December 202mm 8ins
Map showing location of Porthmadog (52.92924, -4.13137) Porthmadog map pin © Google

Locations nearby

Top United Kingdom locations