In September, Roman typically sees daytime highs of 21.2°C and overnight lows around 9.9°C. Compared to the annual average high of 13.9°C, September runs +7.3°C.
September in Roman averages a daytime high of 21.2°C and an overnight low of 9.9°C.
September runs +7.3°C compared to Roman's annual average high of 13.9°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 21.2°C and cooler evenings around 9.9°C.