The temperatures in Portarlington in May are usually low and can range between 10°C and 16°C.
You can expect about 3 to 8 days of rain in Portarlington 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 Portarlington in May 2025.
If you’re planning to visit Portarlington in the near future, we highly recommend that you review the 14 day weather forecast for Portarlington before you arrive.
Temperatures
16° / 10°
Rainy Days
3
Snowy Days
0
Dry Days
28
Rainfall
61
mm
Sun Hours
5.0
Hrs
