In August, Nashua typically sees daytime highs of 27.0°C and overnight lows around 14.0°C. Compared to the annual average high of 14.6°C, August runs +12.4°C.
August in Nashua averages a daytime high of 27.0°C and an overnight low of 14.0°C.
August runs +12.4°C compared to Nashua's annual average high of 14.6°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 27.0°C and cooler evenings around 14.0°C.