In October, Olathe typically sees daytime highs of 20.9°C and overnight lows around 7.6°C. Compared to the annual average high of 18.6°C, October runs +2.2°C.
October in Olathe averages a daytime high of 20.9°C and an overnight low of 7.6°C.
October runs +2.2°C compared to Olathe's annual average high of 18.6°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 20.9°C and cooler evenings around 7.6°C.