Las Vegas (NV)
September
Weather in Las Vegas, Nevada for September 2027
Your guide to Las Vegas weather in September - trends and predictions
In general, the average temperature in Las Vegas at the beginning of September is 36.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 32.5 °C by the end of September.
With an average of 2 rainy days, Las Vegas experiences minimal rainfall in September.
Is September a good time to visit Las Vegas? check out the best time to travel to Las Vegas page.
✨ Is September a good time to visit Las Vegas? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
28
Dry days
2
Rainy days
0
Snow days
34°/22°
Temperatures
18 km/h
Avg max wind
25 %
Avg humidity
Las Vegas Weather September
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Temperatures trend during September in Las Vegas
See the weather trend as well as the moving average line
September weather in Las Vegas day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 37° /24° | 1.6 mm | 9 | |
| Sept. 2 | Patchy rain possible | 36° /24° | 2.1 mm | 8 | |
| Sept. 3 |  Sunny | 37° /25° | 0 mm | 9 | |
| Sept. 4 | Sunny | 37° /23° | 0 mm | 8.9 | |
| Sept. 5 | Sunny | 37° /24° | 0 mm | 8.8 | |
| Sept. 6 |  Light rain | 36° /23° | 6.2 mm | 8.7 | |
| Sept. 7 | Sunny | 38° /24° | 0.3 mm | 8.7 | |
| Sept. 8 | Sunny | 38° /23° | 0.2 mm | 8.6 | |
| Sept. 9 | Sunny | 37° /24° | 0.1 mm | 8.5 | |
| Sept. 10 | Sunny | 36° /23° | 0 mm | 8 | |
| Sept. 11 | Sunny | 36° /24° | 0 mm | 8.3 | |
| Sept. 12 | Sunny | 34° /23° | 0.3 mm | 8 | |
| Sept. 13 | Sunny | 35° /23° | 0.1 mm | 8 | |
| Sept. 14 | Sunny | 35° /22° | 0.1 mm | 8 | |
| Sept. 15 | Sunny | 34° /21° | 0 mm | 7.9 | |
| Sept. 16 | Sunny | 33° /21° | 0 mm | 7.9 | |
| Sept. 17 | Sunny | 32° /20° | 0.1 mm | 7.8 | |
| Sept. 18 | Sunny | 32° /22° | 0 mm | 7.7 | |
| Sept. 19 | Sunny | 32° /19° | 0 mm | 7.6 | |
| Sept. 20 | Sunny | 32° /20° | 0 mm | 7.5 | |
| Sept. 21 | Light rain | 32° /19° | 3.1 mm | 7 | |
| Sept. 22 | Sunny | 31° /18° | 0 mm | 7.3 | |
| Sept. 23 | Sunny | 33° /20° | 0 mm | 7.2 | |
| Sept. 24 | Sunny | 34° /21° | 0 mm | 7 | |
| Sept. 25 | Sunny | 35° /22° | 0.1 mm | 7 | |
| Sept. 26 | Sunny | 33° /21° | 0.6 mm | 6.9 | |
| Sept. 27 | Sunny | 33° /22° | 0 mm | 6.8 | |
| Sept. 28 | Sunny | 31° /20° | 0.4 mm | 6.7 | |
| Sept. 29 | Sunny | 32° /19° | 0.3 mm | 6.7 | |
| Sept. 30 | Sunny | 31° /19° | 0.1 mm | 6.6 | |
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Important Notice
Our weather forecast for Las Vegas in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Las Vegas forecast closer to your planned date for the most up-to-date weather information.
Change Month
Las Vegas in September - FAQ
What are the expected maximum and minimum temperatures in Las Vegas during September?
During September, expect a variety of temperatures with highs around 34° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Las Vegas during September?
Expect minimal rainfall in Las Vegas during September, with a total of 15.8 mm over approximately 2 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Las Vegas during September?
The average wind speed in Las Vegas during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Las Vegas
Explore the daily rainfall trends and prepare for Las Vegass September weather 💧
Typically, Las Vegas has 2 rainy days in September with a total of 15.8 mm of rainfall.
UV exposure in Las Vegas during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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