In December, Katerini typically sees daytime highs of 11.3°C and overnight lows around 3.5°C. Compared to the annual average high of 20.3°C, December runs -9.0°C.
December in Katerini averages a daytime high of 11.3°C and an overnight low of 3.5°C.
December runs -9.0°C compared to Katerini's annual average high of 20.3°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 11.3°C and cooler evenings around 3.5°C.