Typical Weather in Portland, OR in October
63° F Avg High
48° F Avg Low
8 Rainy Days
☀️ Temperature Summary
Compared to other months, Portland experiences cooler conditions in October, with daytime highs averaging 63°F. You can expect overnight lows near 48°F most days. Temperatures will usually fall as the month goes on, with daily high temperatures ranging between 68°F and 57°F.
October is a great time to visit Portland, with mild temperatures and sunny days being very common.
High Temps Throughout the Year
☔ Rain Summary
In October you can expect close to a 26% chance of rain for any given day. It rains less than usual in October, with total rainfall for the month typically near 4 inches. If you're looking to travel when it's drier, you might consider visiting in September instead, when typical rainfall chances are closer to 14%.
Rainfall Throughout the Year
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