In September, Fall River typically sees daytime highs of 22.3°C and overnight lows around 13.0°C. Compared to the annual average high of 14.7°C, September runs +7.6°C.
September in Fall River averages a daytime high of 22.3°C and an overnight low of 13.0°C.
September runs +7.6°C compared to Fall River's annual average high of 14.7°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 22.3°C and cooler evenings around 13.0°C.