The temperatures in Porsgrunn in May are quite cold with temperatures between 8°C and 13°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Porsgrunn during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Porsgrunn in May 2024.
If you’re planning to visit Porsgrunn in the near future, we highly recommend that you review the 14 day weather forecast for Porsgrunn before you arrive.
Temperatures
13° / 8°
Rainy Days
6
Snowy Days
0
Dry Days
25
Rainfall
103
mm
Sun Hours
9.4
Hrs
