In September, Repentigny typically sees daytime highs of 20.0°C and overnight lows around 9.3°C. Compared to the annual average high of 11.0°C, September runs +9.0°C.
September in Repentigny averages a daytime high of 20.0°C and an overnight low of 9.3°C.
September runs +9.0°C compared to Repentigny's annual average high of 11.0°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 20.0°C and cooler evenings around 9.3°C.