In October, Chelmsford typically sees daytime highs of 14.2°C and overnight lows around 7.7°C. Compared to the annual average high of 13.3°C, October runs +0.9°C.
October in Chelmsford averages a daytime high of 14.2°C and an overnight low of 7.7°C.
October runs +0.9°C compared to Chelmsford's annual average high of 13.3°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 14.2°C and cooler evenings around 7.7°C.