In August, Sanya typically sees daytime highs of 30.7°C and overnight lows around 25.6°C. Compared to the annual average high of 28.3°C, August runs +2.4°C.
August in Sanya averages a daytime high of 30.7°C and an overnight low of 25.6°C.
August runs +2.4°C compared to Sanya's annual average high of 28.3°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 30.7°C and cooler evenings around 25.6°C.