In September, Ioannina typically sees daytime highs of 25.4°C and overnight lows around 11.3°C. Compared to the annual average high of 18.3°C, September runs +7.1°C.
September in Ioannina averages a daytime high of 25.4°C and an overnight low of 11.3°C.
September runs +7.1°C compared to Ioannina's annual average high of 18.3°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 25.4°C and cooler evenings around 11.3°C.