In September, Montgomery typically sees daytime highs of 30.8°C and overnight lows around 18.7°C. Compared to the annual average high of 24.6°C, September runs +6.2°C.
September in Montgomery averages a daytime high of 30.8°C and an overnight low of 18.7°C.
September runs +6.2°C compared to Montgomery's annual average high of 24.6°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 30.8°C and cooler evenings around 18.7°C.