In September, Utsunomiya typically sees daytime highs of 25.3°C and overnight lows around 16.7°C. Compared to the annual average high of 18.1°C, September runs +7.1°C.
September in Utsunomiya averages a daytime high of 25.3°C and an overnight low of 16.7°C.
September runs +7.1°C compared to Utsunomiya's annual average high of 18.1°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 25.3°C and cooler evenings around 16.7°C.