In September, Springfield typically sees daytime highs of 26.9°C and overnight lows around 14.0°C. Compared to the annual average high of 19.2°C, September runs +7.7°C.
September in Springfield averages a daytime high of 26.9°C and an overnight low of 14.0°C.
September runs +7.7°C compared to Springfield's annual average high of 19.2°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 26.9°C and cooler evenings around 14.0°C.