The weather in Porthmadog in April is very cold with temperatures between 4°C and 11°C, warm clothes are a must.
You can expect rain for roughly half of the month of April in Porthmadog. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Porthmadog can expect a few days of snow in April.
Our weather forecast can give you a great sense of what weather to expect in Porthmadog in April 2025.
If you’re planning to visit Porthmadog in the near future, we highly recommend that you review the 14 day weather forecast for Porthmadog before you arrive.
Temperatures
11° / 4°
Rainy Days
8
Snowy Days
2
Dry Days
20
Rainfall
104
mm
Sun Hours
6.8
Hrs
