In August, Newcastle under Lyme typically sees daytime highs of 18.4°C and overnight lows around 10.6°C. Compared to the annual average high of 11.7°C, August runs +6.7°C.
August in Newcastle under Lyme averages a daytime high of 18.4°C and an overnight low of 10.6°C.
August runs +6.7°C compared to Newcastle under Lyme's annual average high of 11.7°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 18.4°C and cooler evenings around 10.6°C.