Oregon State

Avg weather in August
13 Hrs per day
28 mm per month
46 % avg
6 Mph avg


What’s the weather like in Oregon State in August?

Oregon State weather in August is very warm with lots of sunshine throughout the month. It’s a popular time to visit and you’ll get to enjoy the natural beauty of Oregon when it’s basking in the warm summer sunshine.

Geographical influences

The region has a Pacific North-west climate, which means there’s a lot of rainfall all year-round. However, there’s significantly less rain in the summer with August being one of the driest months of the year. It’s a great time to visit Portland for a traditional city break or you can immerse yourself in nature with an exciting hike through the countryside and woodlands until you reach Crater Lake.


Temperatures reach highs of 20°C in August, which is the warmest it’s been all year. You can enjoy the 13 hours of sunshine relaxing on the beach or with a stroll through the Japanese Gardens in Portland. Winds have calmed down in the summer, lowering to speeds of just 6mph. Humidity levels have also decreased since last month to average lows of 46% with a monthly rainfall of just 28mm.

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