Austin weather in December
December is a fair month to visit Austin: highs of 17°C (62°F) and about 49 mm (1.9 in) of rain on average. Nights average 4°C (40°F) and cloud cover 54% (NASA POWER, 2001–2025 averages). It is the 2nd driest month of the year and the 2nd coolest. Compared with November, it is cooler and drier; January brings highs of 16°C (60°F) and 58 mm (2.3 in) of rain.
Is December a good time to visit Austin?
fair month Weather score 71/100.
December is a fair month in Austin. The weather is usually best in Mar–Apr, Oct–Nov.
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Does it rain a lot in Austin in December?
No, it is usually dry: about 49 mm (1.9 in) falls in an average December. It is the 2nd driest month of the year.
How warm is Austin in December?
Days average 17°C (62°F) and nights 4°C (40°F).
Austin weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 16°C (60°F) | 3°C (38°F) | 58 mm | 53% | least pleasant |
| February | 18°C (64°F) | 5°C (41°F) | 45 mm | 59% | fair |
| March | 23°C (73°F) | 9°C (49°F) | 73 mm | 59% | best |
| April | 27°C (80°F) | 14°C (56°F) | 63 mm | 57% | best |
| May | 30°C (87°F) | 18°C (65°F) | 111 mm | 57% | fair |
| June | 34°C (94°F) | 22°C (72°F) | 78 mm | 44% | least pleasant |
| July | 36°C (96°F) | 24°C (74°F) | 60 mm | 41% | least pleasant |
| August | 36°C (97°F) | 24°C (75°F) | 63 mm | 38% | least pleasant |
| September | 32°C (90°F) | 21°C (69°F) | 87 mm | 44% | fair |
| October | 28°C (82°F) | 15°C (58°F) | 95 mm | 39% | best |
| November | 21°C (71°F) | 9°C (48°F) | 59 mm | 48% | best |
| December | 17°C (62°F) | 4°C (40°F) | 49 mm | 54% | fair |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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