In September, Boras typically sees daytime highs of 15.6°C and overnight lows around 6.8°C. Compared to the annual average high of 10.0°C, September runs +5.5°C.
September in Boras averages a daytime high of 15.6°C and an overnight low of 6.8°C.
September runs +5.5°C compared to Boras's annual average high of 10.0°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 15.6°C and cooler evenings around 6.8°C.