Summer temperatures · Nevada
How hot does Las Vegas get in summer?
Las Vegas right now
61°FClear skies
- Today64°F / 54°FClear skies
- Tomorrow67°F / 52°FClouds
- Monday68°F / 53°FClouds
Dress for disappointment.
Live from OpenWeatherMap. Alerts from the National Weather Service.
In a typical summer, June to August, Las Vegas averages highs around 102°F and lows around 80°F.
About 137 days a year reach 90°F or hotter, and about 78 reach 100°F. About 188 days a year get to 80°F or warmer. That makes it the 2nd hottest summer of the 129 US cities we track.
Last updated
The hottest high in the forecast for the next 48 hours is about 67°F.
Las Vegas summer highs average about 102°F and the nights only drop to about 80°F, so the air conditioning is the real headline act on the Strip.
Live 48-hour forecast from OpenWeatherMap, refreshed about every half hour. Alerts from the National Weather Service.
Summer at a glance
| Average summer high | 102°F |
|---|---|
| Average summer low | 80°F |
| Days a year at 80°F or warmer | 188 |
| Days a year at 90°F or hotter | 137 |
| Days a year at 100°F or hotter | 78 |
| Average winter high, for comparison | 59°F |
Summer here is June to August. Counts are averages a year.
Cities with about the same summer
- Phoenix, Arizona: highs around 105°F, lows around 82°F
- Tucson, Arizona: highs around 100°F, lows around 74°F
- Houston, Texas: highs around 94°F, lows around 75°F
More about the weather here
Source: NOAA U.S. Climate Normals, 1991 to 2020, station USW00023169.