In August, Pematangsiantar typically sees daytime highs of 30.5°C and overnight lows around 19.7°C. Compared to the annual average high of 30.4°C, August runs +0.1°C.
August in Pematangsiantar averages a daytime high of 30.5°C and an overnight low of 19.7°C.
August runs +0.1°C compared to Pematangsiantar's annual average high of 30.4°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 30.5°C and cooler evenings around 19.7°C.