In August, Ushuaia typically sees daytime highs of 4.1°C and overnight lows around -1.8°C. Compared to the annual average high of 8.5°C, August runs -4.4°C.
August in Ushuaia averages a daytime high of 4.1°C and an overnight low of -1.8°C.
August runs -4.4°C compared to Ushuaia's annual average high of 8.5°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 4.1°C and cooler evenings around -1.8°C.