In September, Jackson typically sees daytime highs of 28.7°C and overnight lows around 15.7°C. Compared to the annual average high of 21.3°C, September runs +7.4°C.
September in Jackson averages a daytime high of 28.7°C and an overnight low of 15.7°C.
September runs +7.4°C compared to Jackson's annual average high of 21.3°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 28.7°C and cooler evenings around 15.7°C.