In October, Bellevue typically sees daytime highs of 19.4°C and overnight lows around 5.4°C. Compared to the annual average high of 16.7°C, October runs +2.8°C.
October in Bellevue averages a daytime high of 19.4°C and an overnight low of 5.4°C.
October runs +2.8°C compared to Bellevue's annual average high of 16.7°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 19.4°C and cooler evenings around 5.4°C.