In August, Vientiane typically sees daytime highs of 31.1°C and overnight lows around 24.2°C. Compared to the annual average high of 31.3°C, August runs -0.2°C.
August in Vientiane averages a daytime high of 31.1°C and an overnight low of 24.2°C.
August runs -0.2°C compared to Vientiane's annual average high of 31.3°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 31.1°C and cooler evenings around 24.2°C.