In December, Karlovy Vary typically sees daytime highs of 1.1°C and overnight lows around -4.0°C. Compared to the annual average high of 10.7°C, December runs -9.6°C.
December in Karlovy Vary averages a daytime high of 1.1°C and an overnight low of -4.0°C.
December runs -9.6°C compared to Karlovy Vary's annual average high of 10.7°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 1.1°C and cooler evenings around -4.0°C.