In December, Graz typically sees daytime highs of 2.3°C and overnight lows around -4.2°C. Compared to the annual average high of 13.0°C, December runs -10.7°C.
December in Graz averages a daytime high of 2.3°C and an overnight low of -4.2°C.
December runs -10.7°C compared to Graz's annual average high of 13.0°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 2.3°C and cooler evenings around -4.2°C.