In April, Katori-shi typically sees daytime highs of 17.5°C and overnight lows around 8.9°C. Compared to the annual average high of 18.8°C, April runs -1.3°C.
April in Katori-shi averages a daytime high of 17.5°C and an overnight low of 8.9°C.
April runs -1.3°C compared to Katori-shi's annual average high of 18.8°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 17.5°C and cooler evenings around 8.9°C.