Las Vegas weather by month
What a typical year looks like in Las Vegas, New Mexico: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Las Vegas Municipal Airport, 9 km from Las Vegas; records cover 1940–2026.
The year at a glance
- Precipitation a year
- 15.7 in400 mm
- Snow a year
- Rare
- Last spring freeze
- May 8
- First fall freeze
- Oct 6
- Heating degree days
- 5,714
- Cooling degree days
- 317
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 4°−16° (heating, 99%) and 92°33° (cooling, 1%).
Month by month
Las Vegas in January
Highs average 47°8° and lows 20°−7°, with 0.35 in8.9 mm of precipitation in a typical January.
- Record high
- 72°22° (1990)
- Record low
- −26°−32° (1963)
- Heating degree days
- 989
- Cooling degree days
- 0
Las Vegas in February
Highs average 49°10° and lows 22°−6°, with 0.32 in8.1 mm of precipitation in a typical February.
- Record high
- 75°24° (2017)
- Record low
- −23°−31° (2011)
- Heating degree days
- 827
- Cooling degree days
- 0
Las Vegas in March
Highs average 56°13° and lows 27°−3°, with 0.6 in15 mm of precipitation in a typical March.
- Record high
- 86°30° (2026)
- Record low
- −16°−27° (1948)
- Heating degree days
- 732
- Cooling degree days
- 0
Las Vegas in April
Highs average 63°17° and lows 32°0°, with 0.68 in17 mm of precipitation in a typical April.
- Record high
- 85°29° (1965)
- Record low
- −2°−19° (1945)
- Heating degree days
- 518
- Cooling degree days
- 0
Las Vegas in May
Highs average 72°22° and lows 41°5°, with 1.3 in34 mm of precipitation in a typical May.
- Record high
- 95°35° (2000)
- Record low
- 17°−8° (1976)
- Heating degree days
- 271
- Cooling degree days
- 9
Las Vegas in June
Highs average 82°28° and lows 50°10°, with 1.6 in41 mm of precipitation in a typical June.
- Record high
- 99°37° (1981)
- Record low
- 31°−1° (2007)
- Heating degree days
- 49
- Cooling degree days
- 75
Las Vegas in July
Highs average 84°29° and lows 54°12°, with 3.2 in82 mm of precipitation in a typical July.
- Record high
- 100°38° (2023)
- Record low
- 38°3° (1942)
- Heating degree days
- 10
- Cooling degree days
- 127
Las Vegas in August
Highs average 81°27° and lows 53°12°, with 3.1 in80 mm of precipitation in a typical August.
- Record high
- 99°37° (2020)
- Record low
- 39°4° (1998)
- Heating degree days
- 22
- Cooling degree days
- 86
Las Vegas in September
Highs average 76°24° and lows 46°8°, with 2.2 in55 mm of precipitation in a typical September.
- Record high
- 95°35° (2020)
- Record low
- 23°−5° (1970)
- Heating degree days
- 134
- Cooling degree days
- 20
Las Vegas in OctoberThis month
Highs average 66°19° and lows 36°2°, with 1.4 in35 mm of precipitation in a typical October.
- Record high
- 87°31° (2015)
- Record low
- 3°−16° (1993)
- Heating degree days
- 436
- Cooling degree days
- 0
Las Vegas in November
Highs average 55°13° and lows 26°−3°, with 0.51 in13 mm of precipitation in a typical November.
- Record high
- 80°27° (1978)
- Record low
- −12°−24° (1957)
- Heating degree days
- 734
- Cooling degree days
- 0
Las Vegas in December
Highs average 46°8° and lows 20°−7°, with 0.44 in11 mm of precipitation in a typical December.
- Record high
- 75°24° (2025)
- Record low
- −14°−26° (1990)
- Heating degree days
- 992
- Cooling degree days
- 0