In January, Otsu typically sees daytime highs of 6.0°C and overnight lows around -1.4°C. Compared to the annual average high of 18.0°C, January runs -12.0°C.
January in Otsu averages a daytime high of 6.0°C and an overnight low of -1.4°C.
January runs -12.0°C compared to Otsu's annual average high of 18.0°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 6.0°C and cooler evenings around -1.4°C.