In April, Isahaya typically sees daytime highs of 18.1°C and overnight lows around 9.6°C. Compared to the annual average high of 19.3°C, April runs -1.1°C.
April in Isahaya averages a daytime high of 18.1°C and an overnight low of 9.6°C.
April runs -1.1°C compared to Isahaya's annual average high of 19.3°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 18.1°C and cooler evenings around 9.6°C.