In December, Bolton typically sees daytime highs of 5.9°C and overnight lows around 1.6°C. Compared to the annual average high of 11.6°C, December runs -5.7°C.
December in Bolton averages a daytime high of 5.9°C and an overnight low of 1.6°C.
December runs -5.7°C compared to Bolton's annual average high of 11.6°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 5.9°C and cooler evenings around 1.6°C.