In August, Oakville typically sees daytime highs of 26.2°C and overnight lows around 15.1°C. Compared to the annual average high of 13.2°C, August runs +13.0°C.
August in Oakville averages a daytime high of 26.2°C and an overnight low of 15.1°C.
August runs +13.0°C compared to Oakville's annual average high of 13.2°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 26.2°C and cooler evenings around 15.1°C.