In March, Oakville typically sees daytime highs of 4.4°C and overnight lows around -4.0°C. Compared to the annual average high of 13.2°C, March runs -8.8°C.
March in Oakville averages a daytime high of 4.4°C and an overnight low of -4.0°C.
March runs -8.8°C compared to Oakville's annual average high of 13.2°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 4.4°C and cooler evenings around -4.0°C.