October in Beaverton averages a daily high of 17.2°C with nights around 9°C. Expect roughly 13.3 wet days totalling 100.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Beaverton is July–September.
Based on PORTLAND KGW TV, OR US (9.6km), 1995–2024. 29 years of October data.