In October, Olsztyn typically sees daytime highs of 11.2°C and overnight lows around 3.4°C. Compared to the annual average high of 11.0°C, October runs +0.1°C.
October in Olsztyn averages a daytime high of 11.2°C and an overnight low of 3.4°C.
October runs +0.1°C compared to Olsztyn's annual average high of 11.0°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 11.2°C and cooler evenings around 3.4°C.