In August, Fishers typically sees daytime highs of 28.7°C and overnight lows around 16.1°C. Compared to the annual average high of 16.5°C, August runs +12.2°C.
August in Fishers averages a daytime high of 28.7°C and an overnight low of 16.1°C.
August runs +12.2°C compared to Fishers's annual average high of 16.5°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 28.7°C and cooler evenings around 16.1°C.