In December, Ostrow Wielkopolski typically sees daytime highs of 2.2°C and overnight lows around -3.1°C. Compared to the annual average high of 12.5°C, December runs -10.3°C.
December in Ostrow Wielkopolski averages a daytime high of 2.2°C and an overnight low of -3.1°C.
December runs -10.3°C compared to Ostrow Wielkopolski's annual average high of 12.5°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 2.2°C and cooler evenings around -3.1°C.