Las Vegas Weather in September
34.8°C high · 19.5°C low · 9 mm rain · 9.7h sun
Yes — Sep is one of the best months to visit Las Vegas, with mild weather and 9.7h of daily sunshine.
September at a glance
| Metric | Value |
|---|---|
| Average high | 34.8°C |
| Average low | 19.5°C |
| Rainfall | 9 mm |
| Sunshine | 9.7 hours/day |
| Daylight | 12.2 hours |
What to pack in September
Pack light, breathable clothes for Las Vegas in September.
Las Vegas weather by month
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Frequently asked questions
What is the weather in Las Vegas in September?
Highs of 34.8°C and lows of 19.5°C, with about 9 mm of rain and 9.7 hours of sunshine per day.
Is September a good time to visit Las Vegas?
Yes — Sep is one of the best months to visit Las Vegas, with mild weather and 9.7h of daily sunshine.
What to do in Las Vegas · Best time to visit Las Vegas
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.