El Paso, Texas weather in September

Averages from 2021–2025 (150 days of record).

Average high: 89°F
Average low: 66°F
Rainy days: ~4 per month
Total precipitation: 1.0 in
Warmest recorded: 100°F
Coldest recorded: 58°F

Expect September days in El Paso, Texas to top out around 89°F and cool to about 66°F overnight, with roughly 4 days of measurable rain across the month. In recent years September has ranged from 58°F to 100°F.

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