In September, Americana typically sees daytime highs of 27.8°C and overnight lows around 14.8°C. Compared to the annual average high of 27.3°C, September runs +0.4°C.
September in Americana averages a daytime high of 27.8°C and an overnight low of 14.8°C.
September runs +0.4°C compared to Americana's annual average high of 27.3°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 27.8°C and cooler evenings around 14.8°C.