July is the hottest month in Portland with an average temperature of 17°C (63°F) and the coldest is January at 6°C (43°F). The wettest month is December with an average of 70mm of rain. The best month to swim in the sea is in August when the average sea temperature is 17°C (63°F).
Sorted by popularity:
Sunrise 07:09
Sunset 16:38
Sunrise 07:09
Sunset 16:38