In October, Ajax typically sees daytime highs of 14.0°C and overnight lows around 4.8°C. Compared to the annual average high of 11.7°C, October runs +2.3°C.
October in Ajax averages a daytime high of 14.0°C and an overnight low of 4.8°C.
October runs +2.3°C compared to Ajax's annual average high of 11.7°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 14.0°C and cooler evenings around 4.8°C.