• Sunset at Lake Mead's Boulder Basin

    Lake Mead

    National Recreation Area AZ,NV

There are park alerts in effect.
show Alerts »
  • Important Notice to Mariners

    Lake Mead water elevations will be declining throughout the summer. Before launching, check lake levels, launch ramp conditions, changes to Aids to Navigation and weather conditions by clicking on More »

  • Areas of Park Impacted by Storm Damage

    Strong storms rolled through Lake Mead National Recreation Area Aug. 3-4, causing damage to some areas of the park. Crews are working to restore the below locations. Debris may be present in other areas of the park, as well, especially in the backcountry. More »

  • Goldstrike Canyon, Arizona Hot Spring Trails Temporarily Closed

    A temporary emergency closure is in place for Goldstrike Canyon and Arizona Hot Spring trails within Lake Mead National Recreation Area, beginning Aug. 1. This closure includes National Park Service and Bureau of Reclamation lands. More »

  • Summer Fire Rules in Effect

    Lake Mead NRA is now enforcing summer fire restrictions. Please click 'more' to learn about the rules for fire during our hot, dry season. More »

Weather, Lake Levels and Temperature

Keep up-to-date about Lake Mead NRA by following us via our social media sites:

One of the many aspects of the Lake Mead National Recreation Area that continually draws visitors is its good weather. Many people come just to relax in the land of the sun. Refugees from states hit hard by winter's icy clutch often flee to this area to spend a mild winter. Sunbathers and water skiers spend summers here to toast in the 110 degree F plus temperatures. The area generally has less than five inches of annual rainfall. Water temperatures may range from 45 degrees F. to 85 degrees F. during winter and summer respectively.
The National Weather Service

Current weather information. You may also call the Las Vegas Office of the Weather Service at (702) 736-3854
National Oceanic and Atmospheric Administration

Temperature, precipitation and water temperature data from the Southern Great Basin and Mojave Desert
Bureau of Reclamation

Real-Time lake level information

Average minimum and maximum temperatures
throughout the year in Boulder City, Nevada

Jan Feb Mar Apr May June July Aug Sep Oct Nov Dec
Avg Temperature 44 48 55 65 74 82 89 87 80 67 53 46
Avg Maximum Temperature 57 62 69 80 89 98 105 103 97 83 68 59
Avg Minimum Temperature 30 35 40 50 58 66 72 71 63 50 37 32


Call: U.S. Weather Service

Las Vegas (702) 736-3854

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Did You Know?

Joshua Trees

Joshua trees are the largest of the yuccas, growing to 35 feet tall. They are among the oldest plants in the desert; some over 1,000 years old.