In October, Sioux Falls typically sees daytime highs of 16.9°C and overnight lows around 2.6°C. Compared to the annual average high of 13.7°C, October runs +3.1°C.
October in Sioux Falls averages a daytime high of 16.9°C and an overnight low of 2.6°C.
October runs +3.1°C compared to Sioux Falls's annual average high of 13.7°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 16.9°C and cooler evenings around 2.6°C.