In September, Kelowna typically sees daytime highs of 19.4°C and overnight lows around 7.0°C. Compared to the annual average high of 11.9°C, September runs +7.5°C.
September in Kelowna averages a daytime high of 19.4°C and an overnight low of 7.0°C.
September runs +7.5°C compared to Kelowna's annual average high of 11.9°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 19.4°C and cooler evenings around 7.0°C.