In October, Pematangsiantar typically sees daytime highs of 29.9°C and overnight lows around 19.9°C. Compared to the annual average high of 30.4°C, October runs -0.5°C.
October in Pematangsiantar averages a daytime high of 29.9°C and an overnight low of 19.9°C.
October runs -0.5°C compared to Pematangsiantar's annual average high of 30.4°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 29.9°C and cooler evenings around 19.9°C.