In December, Vilnius typically sees daytime highs of -1.2°C and overnight lows around -5.5°C. Compared to the annual average high of 9.7°C, December runs -10.9°C.
December in Vilnius averages a daytime high of -1.2°C and an overnight low of -5.5°C.
December runs -10.9°C compared to Vilnius's annual average high of 9.7°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near -1.2°C and cooler evenings around -5.5°C.