In October, Oyama typically sees daytime highs of 20.6°C and overnight lows around 11.3°C. Compared to the annual average high of 19.1°C, October runs +1.5°C.
October in Oyama averages a daytime high of 20.6°C and an overnight low of 11.3°C.
October runs +1.5°C compared to Oyama's annual average high of 19.1°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 20.6°C and cooler evenings around 11.3°C.