Fort Worth, Texas weather in December

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

Average high: 64°F
Average low: 46°F
Rainy days: ~6 per month
Total precipitation: 2.2 in
Warmest recorded: 85°F
Coldest recorded: 11°F

Expect December days in Fort Worth, Texas to top out around 64°F and cool to about 46°F overnight, with roughly 6 days of measurable rain across the month. In recent years December has ranged from 11°F to 85°F.

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