Austin weather in December
Temperature, rain and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Good
Best time to visit: October – April
What is the weather like in Austin in December?
In December, Austin is mild: daytime highs average 17 °C, and nights cool down to about 7 °C. Expect around 5 hours of sunshine a day. Rain falls on about 7 days, adding up to 60 mm. All in all, December is a good month for a holiday in Austin.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 80 | 75 | 71 |
| Day | 21° | 17° | 16° |
| Night | 11° | 7° | 6° |
| Sun | 5 h | 5 h | 5 h |
| Rain days | 7 | 7 | 7 |
More details for December
- Daylight
- 10 h 13 min07:20 – 17:32
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 1 daydew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 52 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC−6America/Chicago
How the score comes together
- Temperatureweight 50 %91 %
- Sunshineweight 20 %30 %
- Few rainy daysweight 30 %77 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- Sunscreen
- A jumper for the evenings
Austin in December: quick answers
Is Austin hot in December?
No. In December, Austin is mild: daytime highs average 17 °C and nights drop to about 7 °C.
Does it rain much in Austin in December?
Rain falls on about 7 days, adding up to 60 mm.
Austin month by month
The whole year in AustinAll destinations: USAWhere to go in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences