In August, Plymouth typically sees daytime highs of 30.4°C and overnight lows around 24.7°C. Compared to the annual average high of 29.3°C, August runs +1.1°C.
August in Plymouth averages a daytime high of 30.4°C and an overnight low of 24.7°C.
August runs +1.1°C compared to Plymouth's annual average high of 29.3°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 30.4°C and cooler evenings around 24.7°C.