In September, Fastiv typically sees daytime highs of 19.2°C and overnight lows around 8.6°C. Compared to the annual average high of 11.7°C, September runs +7.5°C.
September in Fastiv averages a daytime high of 19.2°C and an overnight low of 8.6°C.
September runs +7.5°C compared to Fastiv's annual average high of 11.7°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 19.2°C and cooler evenings around 8.6°C.