Las Vegas Weather in October

Hot weather leaves Las Vegas, Nevada during October. This month usually has the last thunderstorm of the year and the last days of temperatures over 90 degrees Fahrenheit (32 degrees Celsius).

This page gives detailed information on the typical October temperature, precipitation, sun, humidity, wind and storms for Las Vegas. The numbers here are historical averages based on climate data gathered at the McCarran International Airport, located near the south end of the Las Vegas Strip.

Temperature Weather iconTemperature

81 °F October average high 27 °C
60 °F October average low 15 °C
19 days 80 °F max. or more (27 °C)
19 days 60 °F min. or less (16 °C)

Usually every October day warms to over 60 °F (16 °C) in Las Vegas. The city averages 6 days this month when the thermometer reaches into the 90s °F (over 32 °C). Temperatures above 100 °F (38 °C) are rare events during October.

At night, the thermometer dips to 50 °F (10 °C) or below on 3 days. October gets as cold as 40 °F (4 °C) about once every few years.

Rainy Weather iconRain

0.3 in total precipitation 8 mm
2 days of rain

Most years, Las Vegas gets less than 0.5 inches (13 mm) of rain in October. About once every four years, the city receives no rain at all this month.

Sunny Weather iconSun

87 % sunshine
20 days clear skies

The sun's rays reach the ground in Las Vegas during 87 percent of daylight hours on average in October, for a total of 304 hours in the month. Typically on 20 days this month the sky is mainly clear, with at most 30 percent cloud cover.

Sunlight in October at Las Vegas lasts for 11 hours and 14 minutes a day on average. The longest day of the month is the 1st with 11 hours and 48 minutes of daylight. By the end of the month, the days have shortened to 10:42 from sunrise to sunset. These durations can vary by a minute or two from year to year.

Humid Weather iconHumidity

29 % October average humidity

The relative humidity in Las Vegas during October usually peaks at 38 percent in the morning then drops to 19 percent around mid afternoon.

Local Time1 am4 am7 am10 am1 pm4 pm7 pm10 pm
Humidity % 34 38 37 25 20 19 26 31

Windy Weather iconWind

8.1 mph October wind speed average 13.0 kph

October is a little less windy than most other months in Las Vegas.

Stormy Weather iconStorms

1 day rainfall of 0.1 inches (2.5 mm) or more
1 day with thunderstorms in October

About once a decade, Las Vegas receives as much as an inch (25 mm) of rain in one day during October.

October usually has the last thunderstorm of the year.


The weather data here are long-term averages provided by the US National Centers for Environmental Information (NCEI). Temperature and precipitation are 1991-2020 normals while humidity and thunderstorms are 1961-1990 normals.

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