In August, Colchester typically sees daytime highs of 20.4°C and overnight lows around 12.6°C. Compared to the annual average high of 13.1°C, August runs +7.4°C.
August in Colchester averages a daytime high of 20.4°C and an overnight low of 12.6°C.
August runs +7.4°C compared to Colchester's annual average high of 13.1°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 20.4°C and cooler evenings around 12.6°C.