Las Vegas Weather in April
With April, the first truly hot and dry weather of the year arrives in Las Vegas, Nevada. This month usually has a few days of 90-degree Fahrenheit temperatures (over 32 degrees Celsius), and often no rain.
This page gives detailed information on the typical April 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
| 79 °F | April average high | 26 °C |
| 57 °F | April average low | 14 °C |
| 15 days | 80 °F max. or more (27 °C) |
| 22 days | 60 °F min. or less (16 °C) |
Nearly every day in April warms to over 60 °F (21 °C) in Las Vegas. The city averages 4 days this month when the thermometer reaches into the 90s °F (over 32 °C). Temperatures above 100 °F (38 °C) are not expected here during April.
At night, the thermometer dips to 50 °F (10 °C) or below on 6 days. April only gets as cold as 40 °F (4 °C) about once every few years.
Rain
| 0.2 in | total precipitation | 5 mm |
| 2 days | of rain |
Most years, Las Vegas gets no precipitation at all in April. About one in four years receives 0.1 inches (5 mm) or more rain.
Sun
| 87 % | sunshine |
| 16 days | clear skies |
The sun's rays reach the ground in Las Vegas during 87 percent of daylight hours on average in April, for a total of 343 hours in the month. Typically on 16 days this month the sky is mainly clear, with at most 30 percent cloud cover.
Sunlight in April at Las Vegas lasts for 13 hours and 8 minutes a day on average. The shortest day of the month is the 1st with 12 hours and 36 minutes of daylight. By the end of the month, the days have lengthened to 13:39 from sunrise to sunset. These durations can vary by a minute or two from year to year.
Humidity
| 25 % | April average humidity |
The relative humidity in Las Vegas during April usually peaks at 35 percent in the morning then drops to 16 percent around mid afternoon.
| Local Time | 1 am | 4 am | 7 am | 10 am | 1 pm | 4 pm | 7 pm | 10 pm |
| Humidity % | 31 | 35 | 32 | 22 | 17 | 16 | 20 | 26 |
Wind
| 11.0 mph | April wind speed average | 17.7 kph |
April is the windiest month on average in Las Vegas.
Storms
| 1 day | rainfall of 0.1 inches (2.5 mm) or more |
| 0 days | with thunderstorms in April |
About once a decade, Las Vegas receives as much as an inch (25 mm) of rain in one day during April.
Every few years a thunderstorm shows up in April.
Reference
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.