In October, Sleman typically sees daytime highs of 30.4°C and overnight lows around 20.9°C. Compared to the annual average high of 29.9°C, October runs +0.5°C.
October in Sleman averages a daytime high of 30.4°C and an overnight low of 20.9°C.
October runs +0.5°C compared to Sleman's annual average high of 29.9°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 30.4°C and cooler evenings around 20.9°C.