In December, Ono typically sees daytime highs of 11.1°C and overnight lows around 2.0°C. Compared to the annual average high of 19.4°C, December runs -8.3°C.
December in Ono averages a daytime high of 11.1°C and an overnight low of 2.0°C.
December runs -8.3°C compared to Ono's annual average high of 19.4°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 11.1°C and cooler evenings around 2.0°C.