In September, Racine typically sees daytime highs of 22.2°C and overnight lows around 12.0°C. Compared to the annual average high of 13.0°C, September runs +9.2°C.
September in Racine averages a daytime high of 22.2°C and an overnight low of 12.0°C.
September runs +9.2°C compared to Racine's annual average high of 13.0°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 22.2°C and cooler evenings around 12.0°C.