Get the monthly weather forecast for Portland, OR, including daily high/low, historical averages, to help you plan ahead.

August weather in Portland Oregon, United States. Daily high temperatures decrease by 3°F, from 84°F to 80°F, rarely falling below 70°F or exceeding 95°F.

The weather in Portland in August is pleasantly warm and humid but cool, with average highs of 84°F (29°C) and lows of 54°F (12°C).

Get the monthly weather forecast for Portland, ME, including daily high/low, historical averages, to help you plan ahead.

Portland is known as a rainy city, but thankfully August is the least rainy time of year. On average, August has 3 rainy days during the month, and even on ...

August weather averages for Portland, USA. High temperature, Low temperature, Precipitation, Chance of sunny day, Chance of rain, Chance of windy day, ...

Nearly every day in August warms to over 70 °F (21 °C) in Portland. The city averages 6 days this month when the thermometer reaches into the 90s °F (over 32 °C) ...

August in Portland offers a pleasant climate that many find ideal for enjoying the outdoors. The average temperature during this month is around 68.9°F.

August weather averages for Portland, United Kingdom. Temperature, High temperature, Low temperature, Precipitation, Sea temperature.

Expect warm days with temperatures around 87°, cooling to mild conditions of 59° after sunset. Perfect for those who enjoy warm weather.