Las Vegas, New Mexico Weather
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Climate of Las Vegas: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), June is usually the hottest month in Las Vegas, with average daytime highs around 31°C. January is the coolest, when nights typically fall to about -5°C and frost is possible on the coldest nights. That is a wide yearly range of roughly 36°C, so the seasons feel very different from each other.
The area receives about 370 mm of rain in a typical year. Rainfall is modest in every month; July is the wettest at about 74 mm. The driest stretch is November to April, with under 20 mm a month.
For outdoor plans and travel, May to September usually offer the most comfortable weather in Las Vegas, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 8° | -5° | 13 mm | 53% |
| Feb | 10° | -4° | 12 mm | 50% |
| Mar | 15° | -1° | 15 mm | 43% |
| Apr | 20° | 3° | 18 mm | 37% |
| May | 25° | 8° | 28 mm | 36% |
| Jun | 31° | 14° | 33 mm | 35% |
| Jul | 31° | 17° | 74 mm | 47% |
| Aug | 30° | 15° | 60 mm | 50% |
| Sep | 26° | 11° | 52 mm | 50% |
| Oct | 20° | 4° | 33 mm | 49% |
| Nov | 13° | -1° | 16 mm | 50% |
| Dec | 7° | -5° | 15 mm | 54% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Las Vegas. Values describe typical conditions, not a forecast.
About Las Vegas weather
Las Vegas lies in New Mexico's high-desert climate, arid with large day-night temperature swings — about 65 km east of Santa Fe. Expect hot days (June–August, often above 32°C) that cool quickly after dark. Winter brings cold nights and mild, sunny days, with snow common at higher elevations. This page shows live, auto-refreshing weather for Las Vegas: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo. Local timezone: America/Denver.
Frequently asked questions
Las Vegas is about 65 km east of Santa Fe, in New Mexico.
Las Vegas sees cold nights and mild, sunny days, with snow common at higher elevations.
The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for Las Vegas's exact coordinates. No fixed schedule, the page updates whenever you load it.
June is usually the hottest month in Las Vegas, with average daytime highs of about 31°C and nights around 14°C.
The coldest nights come in January, when the average low is about -5°C and daytime highs reach around 8°C. Frost is possible on clear, calm nights.
Las Vegas receives about 370 mm of rain in a typical year. July is the wettest month at roughly 74 mm; no month averages more than 100 mm.
May to September usually offer the most comfortable weather in Las Vegas, with mild daytime temperatures and little rain.
In November Las Vegas typically sees daytime highs near 13°C and lows near -1°C, with about 16 mm of rain over the month and average humidity around 50%. Check the live forecast above for this week's actual conditions.
Up to 16 days ahead using the extended forecast and date picker above; further-out or historical dates use the same date lookup tool.
The current temperature for Las Vegas updates automatically at the top of this page — scroll to the hourly strip below to see how it's expected to change over the day.
Las Vegas's day-to-day weather follows the broader pattern of New Mexico described above. See the hourly weather forecast or the air quality index for more detail.