In October, Kumagaya typically sees daytime highs of 20.7°C and overnight lows around 12.1°C. Compared to the annual average high of 19.5°C, October runs +1.3°C.
October in Kumagaya averages a daytime high of 20.7°C and an overnight low of 12.1°C.
October runs +1.3°C compared to Kumagaya's annual average high of 19.5°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 20.7°C and cooler evenings around 12.1°C.