In December, Sanjo typically sees daytime highs of 8.4°C and overnight lows around 1.8°C. Compared to the annual average high of 17.6°C, December runs -9.1°C.
December in Sanjo averages a daytime high of 8.4°C and an overnight low of 1.8°C.
December runs -9.1°C compared to Sanjo's annual average high of 17.6°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 8.4°C and cooler evenings around 1.8°C.