In December, Sesto San Giovanni typically sees daytime highs of 6.8°C and overnight lows around 0.2°C. Compared to the annual average high of 16.9°C, December runs -10.1°C.
December in Sesto San Giovanni averages a daytime high of 6.8°C and an overnight low of 0.2°C.
December runs -10.1°C compared to Sesto San Giovanni's annual average high of 16.9°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 6.8°C and cooler evenings around 0.2°C.