In December, Sofia typically sees daytime highs of 2.6°C and overnight lows around -4.1°C. Compared to the annual average high of 13.2°C, December runs -10.6°C.
December in Sofia averages a daytime high of 2.6°C and an overnight low of -4.1°C.
December runs -10.6°C compared to Sofia's annual average high of 13.2°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 2.6°C and cooler evenings around -4.1°C.