In August, Waterbury typically sees daytime highs of 26.6°C and overnight lows around 14.5°C. Compared to the annual average high of 14.6°C, August runs +12.0°C.
August in Waterbury averages a daytime high of 26.6°C and an overnight low of 14.5°C.
August runs +12.0°C compared to Waterbury's annual average high of 14.6°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 26.6°C and cooler evenings around 14.5°C.