In April, Kumagaya typically sees daytime highs of 18.5°C and overnight lows around 8.1°C. Compared to the annual average high of 19.5°C, April runs -1.0°C.
April in Kumagaya averages a daytime high of 18.5°C and an overnight low of 8.1°C.
April runs -1.0°C compared to Kumagaya's annual average high of 19.5°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 18.5°C and cooler evenings around 8.1°C.