In August, Opava typically sees daytime highs of 21.9°C and overnight lows around 11.4°C. Compared to the annual average high of 11.5°C, August runs +10.4°C.
August in Opava averages a daytime high of 21.9°C and an overnight low of 11.4°C.
August runs +10.4°C compared to Opava's annual average high of 11.5°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 21.9°C and cooler evenings around 11.4°C.