In August, Ishim typically sees daytime highs of 20.8°C and overnight lows around 9.4°C. Compared to the annual average high of 5.7°C, August runs +15.1°C.
August in Ishim averages a daytime high of 20.8°C and an overnight low of 9.4°C.
August runs +15.1°C compared to Ishim's annual average high of 5.7°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 20.8°C and cooler evenings around 9.4°C.