In June, Kusatsu typically sees daytime highs of 24.7°C and overnight lows around 16.5°C. Compared to the annual average high of 18.0°C, June runs +6.8°C.
June in Kusatsu averages a daytime high of 24.7°C and an overnight low of 16.5°C.
June runs +6.8°C compared to Kusatsu's annual average high of 18.0°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 24.7°C and cooler evenings around 16.5°C.