In September, Fort McMurray typically sees daytime highs of 14.6°C and overnight lows around 3.1°C. Compared to the annual average high of 5.9°C, September runs +8.7°C.
September in Fort McMurray averages a daytime high of 14.6°C and an overnight low of 3.1°C.
September runs +8.7°C compared to Fort McMurray's annual average high of 5.9°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 14.6°C and cooler evenings around 3.1°C.