In October, Chilliwack typically sees daytime highs of 13.2°C and overnight lows around 5.2°C. Compared to the annual average high of 12.8°C, October runs +0.4°C.
October in Chilliwack averages a daytime high of 13.2°C and an overnight low of 5.2°C.
October runs +0.4°C compared to Chilliwack's annual average high of 12.8°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 13.2°C and cooler evenings around 5.2°C.