In December, Gatchina typically sees daytime highs of -3.3°C and overnight lows around -8.2°C. Compared to the annual average high of 7.7°C, December runs -11.0°C.
December in Gatchina averages a daytime high of -3.3°C and an overnight low of -8.2°C.
December runs -11.0°C compared to Gatchina's annual average high of 7.7°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near -3.3°C and cooler evenings around -8.2°C.