In September, Tyler typically sees daytime highs of 31.1°C and overnight lows around 18.7°C. Compared to the annual average high of 24.4°C, September runs +6.7°C.
September in Tyler averages a daytime high of 31.1°C and an overnight low of 18.7°C.
September runs +6.7°C compared to Tyler's annual average high of 24.4°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 31.1°C and cooler evenings around 18.7°C.