In September, Bend typically sees daytime highs of 23.7°C and overnight lows around 3.4°C. Compared to the annual average high of 15.5°C, September runs +8.2°C.
September in Bend averages a daytime high of 23.7°C and an overnight low of 3.4°C.
September runs +8.2°C compared to Bend's annual average high of 15.5°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 23.7°C and cooler evenings around 3.4°C.