Las Vegas Weather in September: Temperature, Precipitation, Wind
In September, Las Vegas has very warm temperatures with highs of 33.5°C (92.3°F) and lows of 21.6°C (70.9°F) on average. The city sees a slight increase in humidity this month, ranging from 9% to 31%. There is a 13.3% chance of precipitation, totaling around 1.21 mm (0.05 inches) over 2.9 days. September marks the end of the monsoon season, so there is still a small chance of afternoon thunderstorms. However, rainfall becomes less frequent. Las Vegas enjoys 15.9 hours of sunshine each day on average in September.
What is the temperature in Las Vegas in September?
In Las Vegas in September the average air temperature is 27.6°C (81.7°F). The outside temperature in Las Vegas feels like 26.7°C (80.1°F) on a typical September day. The highest average temperature during sunny days is 33.5°C (92.3°F) and feels like 31.6°C (88.8°F). The lowest average temperature after dark is 21.6°C (70.8°F) which feels like 21.6°C (70.8°F).
How hot is Las Vegas in September?
The hot temperature in September in Las Vegas rises to 39.7°C (103.5°F) on sunny days with low cloud coverage and 31.5% humidity. During hottest days of September it feels like 37.5 °C (99.5°F). The average maximum temp in Las Vegas is 33.5°C (99.5°F) during day time in September.
How cold is Las Vegas in September?
The coldest temp in Las Vegas in September drops to 18.3°C (64.9°F) during the cold nights. With 21.4km/h (13.3mph) winds and 31.5% humidity it feels like 18.3°C (64.9°F) on the coldest nights. The average minimum temperature is 21.6°C (70.8°F) during night time in September.
Does it rain in Las Vegas in September?
Yes, it rains for 4 days in Las Vegas, United States in September averaging 1.21 mm of precipitation. There is a 13.3% chance for rain throughout the entire month of September in Las Vegas.
How much does it rain in Las Vegas throughout September?
The average precipitation level throughout September in Las Vegas is 1.21 mm (0.05 inch) of rain per day. It rains for an average of 4 days out of the entire month.
Is Las Vegas windy in September?
The average speed of wind in Las Vegas, United States during September is 21.4km/h (13.3mph) and average windgust is 37.1km/h (23mph). On some days in September wind can reach up to 38.3km/h (23.8mph).
What is the direction of the wind in Las Vegas in September?
Most days of September the wind is blowing from South-Southeast direction in Las Vegas.
What are the humidity levels in Las Vegas in September?
The average humidity levels in Las Vegas in September are 31.5%. Daily humidity levels in Las Vegas range from 16.4% to 80.1% during September.
How many hours of daylight are there in Las Vegas in September?
There are 12 hours 23 minutes of daylight on average in Las Vegas, United States in September. Sunset and sunrise times gradually change throughout the month. Sunrise in Las Vegas in September is at 6:23:20 and the sunset is at 18:47:19.
What is the cloud coverage in Las Vegas in September?
Clouds cover 12.9% of the sky on average throughout September in Las Vegas. The cloud coverage ranges from 0% to 73.3% depending on the day of the month.
What is the UV level in September in Las Vegas?
The average UV index in Las Vegas is 9.1 in September. UV levels change throughout the month and range from 3 to 10.
What is the solar radiation in Las Vegas in September?
The average solar radiation is 230.2 W/m2 (Watts per square meter) in Las Vegas during September. However solar radiation levels change throughout the month and range from 80 W/m2 to 283.6 W/m2.
What is the solar energy during September in Las Vegas?
The average solar energy during September in Las Vegas is 19.9 MJ/m2 (megajoules per square metre). Solar energy ranges from 7 MJ/m2, to 24.4 MJ/m2 during September.
Are there severe weather risks in Las Vegas in September?
Yes, there is a 12% risk for severe weather in Las Vegas, United States in September.
What is the air pressure in Las Vegas in September?
On average the air pressure in Las Vegas in September is 1011.3 mb (millibars). Throughout the month the sea level pressure ranges from 1003.5 mb to 1016.7 mb.
What is the visibility in Las Vegas in September?
The average daylight visibility in Las Vegas in September is 15.9 km (9.9 miles). Depending on the precipitation the visibility ranges from 14.8 km (9.2 miles) to 16 km (9.9 miles) throughout September.
What is the dew point in Las Vegas in September?
The average dew point in Las Vegas during September is 7.3°C (45.1°F).
Where is the data for Las Vegas climate in September coming from?
The climate data for Las Vegas, Nevada, United States in September is collected from the following weather stations.
- MCCARRAN INTERNATIONAL AIRPORT, NV US
- LAS VEGAS AIR TERMINAL, NV US
- LAS VEGAS NELLIS AFB, NV US
- Las Vegas NV US CEMP
- FW4443 Las Vegas NV US
- KLAS
- KLSV
- KVGT