In October, Peoria typically sees daytime highs of 18.7°C and overnight lows around 6.0°C. Compared to the annual average high of 16.3°C, October runs +2.5°C.
October in Peoria averages a daytime high of 18.7°C and an overnight low of 6.0°C.
October runs +2.5°C compared to Peoria's annual average high of 16.3°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 18.7°C and cooler evenings around 6.0°C.