In August, Killeen typically sees daytime highs of 35.3°C and overnight lows around 22.3°C. Compared to the annual average high of 25.6°C, August runs +9.7°C.
August in Killeen averages a daytime high of 35.3°C and an overnight low of 22.3°C.
August runs +9.7°C compared to Killeen's annual average high of 25.6°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 35.3°C and cooler evenings around 22.3°C.