In November, Sarnia typically sees daytime highs of 7.8°C and overnight lows around 0.1°C. Compared to the annual average high of 13.3°C, November runs -5.5°C.
November in Sarnia averages a daytime high of 7.8°C and an overnight low of 0.1°C.
November runs -5.5°C compared to Sarnia's annual average high of 13.3°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 7.8°C and cooler evenings around 0.1°C.