In September, Corona typically sees daytime highs of 30.4°C and overnight lows around 15.0°C. Compared to the annual average high of 24.5°C, September runs +5.9°C.
September in Corona averages a daytime high of 30.4°C and an overnight low of 15.0°C.
September runs +5.9°C compared to Corona's annual average high of 24.5°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 30.4°C and cooler evenings around 15.0°C.