Austin Weather Christmas 2024 Weather. Winds wsw at 5 to 10 mph. Explore comprehensive december 2024 weather forecasts for austin, including daily high and low temperatures, precipitation risks, and monthly temperature trends.

Expect 17°c daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in austin in december. Winter will be warmer than normal, with the coldest periods in late january and early and late february.