In October, Waterbury typically sees daytime highs of 16.6°C and overnight lows around 4.2°C. Compared to the annual average high of 14.6°C, October runs +1.9°C.
October in Waterbury averages a daytime high of 16.6°C and an overnight low of 4.2°C.
October runs +1.9°C compared to Waterbury's annual average high of 14.6°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 16.6°C and cooler evenings around 4.2°C.