In August, Peoria typically sees daytime highs of 29.1°C and overnight lows around 16.8°C. Compared to the annual average high of 16.3°C, August runs +12.8°C.
August in Peoria averages a daytime high of 29.1°C and an overnight low of 16.8°C.
August runs +12.8°C compared to Peoria's annual average high of 16.3°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 29.1°C and cooler evenings around 16.8°C.