In September, Elgin typically sees daytime highs of 23.6°C and overnight lows around 10.7°C. Compared to the annual average high of 14.3°C, September runs +9.3°C.
September in Elgin averages a daytime high of 23.6°C and an overnight low of 10.7°C.
September runs +9.3°C compared to Elgin's annual average high of 14.3°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 23.6°C and cooler evenings around 10.7°C.