In September, Layton typically sees daytime highs of 23.4°C and overnight lows around 7.8°C. Compared to the annual average high of 14.7°C, September runs +8.7°C.
September in Layton averages a daytime high of 23.4°C and an overnight low of 7.8°C.
September runs +8.7°C compared to Layton's annual average high of 14.7°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 23.4°C and cooler evenings around 7.8°C.