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

The weather in Eugene in August is pleasantly warm and humid but cool, with average highs of 81°F (27°C) and lows of 53°F (12°C).

The temperatures in Eugene in August are comfortable with low of 50°F and and high up to 82°F. The wather in Eugene in August can vary between cold and nice ...

In Eugene, the summers are short, warm, dry, and mostly clear and the winters are very cold, wet, and overcast. Over the course of the year, the temperature ...

Rain. Low 44F. Winds SSE at 15 to 25 mph. Chance of rain 100%. Rainfall around a half an inch. Higher wind gusts possible. Record Low18°. Average Low37°.

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

How hot is it in Eugene in August? Daytime temperatures usually reach 28°C in Eugene in August with low heat and humidity, falling to 11°C at night.

Eugene weather in August 2025 · 1 Aug. +30°+14° · 2 Aug. +31°+14° · 3 Aug. +30°+15° · 4 Aug. +32°+15° · 5 Aug. +32°+14° · 6 Aug. +30°+14° · 7 Aug. +30°+14° · 8 Aug. +29 ...

Eugene is normally warm and very dry in the summer, and cool (but usually above freezing) and damp in the winter.