The climate in Portland during June can be summarized as mild and a little damp.
June is in the winter in Portland and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 14°C (57°F), whilst at night 7°C (45°F) is normal.
Daytime temperature | 14.1°C 57.3°F |
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Nightly temperature | 7.4°C 45.2°F |
Average temperature | 10.7°C 51.3°F |
Daily sunshine | 4.3 hrs |
Avg rainfall | 92 mm 3.6 ins |
Rainy days | 10 days |
Sea temperature | 15°C 58.9°F |
Humidity | 80% |
Windspeed | 22kph 14 mph |
On average June is the 3rd wettest month of the year in Portland with around 92mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.3 hours of sunshine per day.
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 Portland in June 2025.
Hottest month: | February | 23.2°C 73.8°F |
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Driest month: | February | 26mm 1ins |
Sunniest month: | February | 9hrs |
Coldest month: | July | 13.1°C 55.6°F |
Wettest month: | July | 112mm 4.4ins |