Houston, Texas weather in December

Averages from 2021–2025 (155 days of record).

Average high: 68°F
Average low: 52°F
Rainy days: ~12 per month
Total precipitation: 5.7 in
Warmest recorded: 82°F
Coldest recorded: 16°F

Expect December days in Houston, Texas to top out around 68°F and cool to about 52°F overnight, with roughly 12 days of measurable rain across the month. In recent years December has ranged from 16°F to 82°F.

Other months

January February March April May June July August September October November

Current Houston, Texas forecast → · Historical data by Open-Meteo (ERA5).