In December, Opava typically sees daytime highs of 1.5°C and overnight lows around -3.6°C. Compared to the annual average high of 11.5°C, December runs -10.0°C.
December in Opava averages a daytime high of 1.5°C and an overnight low of -3.6°C.
December runs -10.0°C compared to Opava's annual average high of 11.5°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 1.5°C and cooler evenings around -3.6°C.