In January, Oakville typically sees daytime highs of -0.9°C and overnight lows around -8.8°C. Compared to the annual average high of 13.2°C, January runs -14.1°C.
January in Oakville averages a daytime high of -0.9°C and an overnight low of -8.8°C.
January runs -14.1°C compared to Oakville's annual average high of 13.2°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near -0.9°C and cooler evenings around -8.8°C.