Dallas, Texas weather in July

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

Average high: 96°F
Average low: 78°F
Rainy days: ~10 per month
Total precipitation: 3.7 in
Warmest recorded: 108°F
Coldest recorded: 70°F

Expect July days in Dallas, Texas to top out around 96°F and cool to about 78°F overnight, with roughly 10 days of measurable rain across the month. In recent years July has ranged from 70°F to 108°F.

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