In December, Lausanne typically sees daytime highs of 4.4°C and overnight lows around -0.5°C. Compared to the annual average high of 12.5°C, December runs -8.1°C.
December in Lausanne averages a daytime high of 4.4°C and an overnight low of -0.5°C.
December runs -8.1°C compared to Lausanne's annual average high of 12.5°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 4.4°C and cooler evenings around -0.5°C.