Las Vegas climate — normals and trends

Q: What is the climate of Las Vegas?

Las Vegas has a cold desert climate (Köppen BWk). Over 1940-2025, the average annual temperature is 17.3 °C and it receives 151 mm of precipitation per year.

Q: What is the hottest day ever recorded in Las Vegas?

The hottest day measured in Las Vegas between 1940 and 2025 was 7 July 2024, reaching 44.6 °C.

Q: What is the coldest day in Las Vegas?

The coldest day measured in Las Vegas between 1940 and 2025 was 3 January 1942, at -16.1 °C.

Q: Does it snow in Las Vegas?

Yes. Las Vegas gets on average 8.9 cm of snow per year and has around 32 frost days.

Q: Has the climate of Las Vegas warmed?

Yes: Las Vegas warmed by +3.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Las Vegas?

The wettest day measured in Las Vegas between 1940 and 2025 was 22 December 2010, with 48 mm of rain in 24 hours.

Q: What was the windiest day in Las Vegas?

The windiest day measured in Las Vegas between 1940 and 2025 was 15 April 2002, with winds reaching 41.9 km/h.

Q: What is the warmest month in Las Vegas?

The warmest month in Las Vegas is July (30.1 °C on average); the coldest is January (5.7 °C).

Q: How much does it rain in Las Vegas?

Las Vegas receives on average 151 mm of precipitation per year, spread over about 29 rainy days.

Q: Is it sunny in Las Vegas?

Las Vegas gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.

Las Vegas (United States) has a cold desert climate (BWk) under the Köppen-Geiger classification. Its mean annual temperature is 17.3 °C and it receives 151 mm of precipitation per year.

These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.

The warmest month is July (30.1 °C on average) and the coldest is January (5.7 °C). Rainfall peaks in February.

Las Vegas averages 32 frost days, 117 hot days (≥ 30 °C) and 29 rainy days per year.

Las Vegas has warmed by +3.1 °C between 1940 and 2025, or +0.36 °C per decade. This trend is statistically significant.

The number of frost days there went from about 51 to 13 per year over the period.

The hottest day of the period reached 44.6 °C (on 7 July 2024) and the coldest -16.1 °C (on 3 January 1942).

Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.

Climate normals · ERA5

Las VegasNevada

coords: 36.17°, -115.14°
period: 1940–2025 · 86 yrs

BWkCold desertWarmest monthJulyColdest monthJanuaryWettest monthFebruaryDriest monthJune

Mean daily temperature

17.3°C

Average daily high

23.3°C

Average daily low

11.2°C

Annual rainfall

151mm

Sunshine / day

11.3h

Mean relative humidity

32%

Average peak wind

14.7km/h

Seasonal range

24.4°C

Frost days (< 0 °C)

32 d/yr

Hot days (≥ 30 °C)

117 d/yr

Rainy days (≥ 1 mm)

29 d/yr

Annual snowfall

8.9 cm

Average feels-like high

20.2 °C

Average feels-like low

7.7 °C

Average peak gust

35.0 km/h

Tropical nights (≥ 20 °C)

75 d/yr

Solar radiation

21.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+3.1 °C

since 1940

+0.4 °C per decade · r² = 0.73 · p = < 0.001

19402025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.

Records for the period

Hottest day

44.6 °C

7 July 2024

Coldest day

-16.1 °C

3 January 1942

Wettest day

48 mm

22 December 2010

Windiest day

41.9 km/h

15 April 2002

Strongest gust

99.4 km/h

15 April 2002

Hottest feels-like

43.9 °C

9 July 2021

Coldest feels-like

-21.8 °C

3 January 1942

Snowiest day

11.8 cm

17 January 1990

Sunniest day

14.3 h

15 June 1952

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	41.4 °C14 July 2025	-5.4 °C21 January 2025	19.1 °C	185 mm	128	15
2024	44.6 °C7 July 2024	-4.4 °C10 January 2024	19.2 °C	163 mm	145	11
2023	43.8 °C16 July 2023	-3.3 °C1 February 2023	17.7 °C	306 mm	119	18
2022	41.3 °C21 July 2022	-4.4 °C2 January 2022	18.7 °C	95 mm	134	28
2021	43.9 °C9 July 2021	-3.3 °C11 December 2021	19.2 °C	102 mm	135	15
2020	42.4 °C18 August 2020	-4.3 °C5 February 2020	19.1 °C	63 mm	147	16
2019	40.8 °C29 July 2019	-4.8 °C2 January 2019	17.6 °C	269 mm	112	26
2018	41.6 °C25 July 2018	-4.9 °C20 February 2018	19.1 °C	113 mm	134	12
2017	43.2 °C20 June 2017	-2.5 °C22 December 2017	19.2 °C	145 mm	115	12
2016	42.4 °C20 June 2016	-4.2 °C1 January 2016	18.8 °C	168 mm	113	21
2015	41.4 °C20 June 2015	-5.0 °C2 January 2015	18.9 °C	95 mm	132	21
2014	41.0 °C13 July 2014	-4.4 °C29 December 2014	19.0 °C	116 mm	130	7
2013	42.7 °C29 June 2013	-7.2 °C13 January 2013	18.0 °C	141 mm	118	26
2012	41.2 °C10 July 2012	-4.0 °C20 December 2012	18.8 °C	104 mm	133	14
2011	40.5 °C2 July 2011	-5.8 °C3 February 2011	17.5 °C	95 mm	111	22
2010	41.6 °C15 July 2010	-4.0 °C26 November 2010	17.8 °C	254 mm	117	14
2009	40.9 °C18 July 2009	-5.5 °C9 December 2009	18.2 °C	76 mm	125	20
2008	39.8 °C8 July 2008	-6.3 °C20 December 2008	18.2 °C	103 mm	123	27
2007	43.2 °C5 July 2007	-9.9 °C14 January 2007	18.4 °C	134 mm	124	33
2006	41.4 °C15 July 2006	-5.0 °C30 November 2006	18.0 °C	70 mm	129	24
2005	43.1 °C18 July 2005	-4.3 °C16 December 2005	17.9 °C	235 mm	108	14
2004	40.6 °C11 August 2004	-4.2 °C4 January 2004	17.8 °C	267 mm	121	19
2003	42.8 °C11 July 2003	-3.9 °C9 February 2003	18.7 °C	169 mm	138	15
2002	41.5 °C13 July 2002	-4.2 °C17 January 2002	18.3 °C	29 mm	125	29
2001	40.6 °C3 July 2001	-3.6 °C9 February 2001	18.4 °C	134 mm	148	31
2000	41.8 °C15 June 2000	-2.1 °C8 January 2000	18.4 °C	102 mm	131	15
1999	40.7 °C30 June 1999	-2.8 °C11 February 1999	17.9 °C	79 mm	113	12
1998	42.7 °C17 July 1998	-6.5 °C22 December 1998	16.6 °C	203 mm	90	25
1997	39.3 °C15 July 1997	-5.0 °C14 January 1997	18.1 °C	118 mm	118	19
1996	41.6 °C23 July 1996	-4.0 °C23 January 1996	18.7 °C	101 mm	132	17
1995	41.8 °C29 July 1995	-3.5 °C22 December 1995	18.1 °C	177 mm	106	10
1994	42.3 °C29 June 1994	-3.4 °C1 February 1994	18.2 °C	117 mm	129	26
1993	41.0 °C1 August 1993	-7.6 °C4 January 1993	17.2 °C	254 mm	114	20
1992	40.4 °C19 August 1992	-7.3 °C20 December 1992	17.4 °C	293 mm	127	35
1991	40.8 °C3 July 1991	-5.4 °C30 January 1991	17.1 °C	147 mm	126	23
1990	40.0 °C1 July 1990	-13.8 °C23 December 1990	17.1 °C	140 mm	107	56
1989	42.3 °C6 July 1989	-10.0 °C7 February 1989	18.1 °C	56 mm	133	39
1988	40.7 °C17 July 1988	-7.7 °C27 December 1988	17.7 °C	126 mm	126	28
1987	39.4 °C4 August 1987	-7.3 °C15 December 1987	17.0 °C	199 mm	127	46
1986	40.0 °C3 August 1986	-4.2 °C10 February 1986	18.0 °C	112 mm	111	16
1985	42.9 °C4 July 1985	-7.9 °C1 February 1985	17.3 °C	115 mm	107	34
1984	41.0 °C5 July 1984	-6.2 °C23 December 1984	17.2 °C	191 mm	120	30
1983	40.4 °C13 July 1983	-4.2 °C6 December 1983	17.0 °C	278 mm	107	21
1982	39.8 °C31 July 1982	-7.6 °C22 January 1982	16.5 °C	218 mm	97	33
1981	41.0 °C4 July 1981	-4.2 °C24 December 1981	18.4 °C	138 mm	123	12
1980	41.2 °C11 August 1980	-2.3 °C4 January 1980	17.6 °C	163 mm	123	10
1979	41.3 °C2 August 1979	-11.2 °C4 February 1979	17.1 °C	150 mm	123	35
1978	40.5 °C31 July 1978	-8.2 °C8 December 1978	17.0 °C	297 mm	125	31
1977	40.9 °C30 July 1977	-7.3 °C3 March 1977	17.3 °C	93 mm	107	33
1976	39.9 °C8 July 1976	-7.8 °C2 January 1976	16.8 °C	183 mm	101	41
1975	40.3 °C24 July 1975	-5.1 °C29 January 1975	16.4 °C	156 mm	118	45
1974	40.3 °C28 July 1974	-13.2 °C3 January 1974	17.2 °C	212 mm	132	42
1973	42.0 °C5 July 1973	-9.5 °C7 January 1973	16.7 °C	174 mm	120	34
1972	42.1 °C13 July 1972	-9.0 °C12 December 1972	16.8 °C	159 mm	98	41
1971	40.6 °C27 July 1971	-11.0 °C5 January 1971	16.2 °C	155 mm	108	53
1970	41.3 °C25 June 1970	-9.6 °C4 January 1970	16.8 °C	83 mm	108	27
1969	41.0 °C5 August 1969	-4.7 °C30 January 1969	17.0 °C	202 mm	123	38
1968	40.2 °C22 June 1968	-10.2 °C22 December 1968	16.7 °C	107 mm	108	43
1967	40.9 °C1 July 1967	-13.4 °C21 December 1967	16.5 °C	144 mm	98	42
1966	40.1 °C5 August 1966	-6.8 °C22 January 1966	17.2 °C	127 mm	116	50
1965	38.6 °C7 August 1965	-6.1 °C12 February 1965	16.2 °C	248 mm	104	35
1964	39.2 °C18 July 1964	-9.6 °C9 January 1964	16.3 °C	52 mm	124	64
1963	38.6 °C14 July 1963	-13.4 °C13 January 1963	16.8 °C	139 mm	104	49
1962	40.4 °C13 August 1962	-8.9 °C15 January 1962	17.1 °C	110 mm	119	38
1961	41.6 °C10 July 1961	-7.4 °C12 December 1961	16.8 °C	121 mm	99	33
1960	41.3 °C16 July 1960	-11.9 °C17 January 1960	17.2 °C	136 mm	130	38
1959	41.3 °C11 July 1959	-8.7 °C4 January 1959	17.5 °C	168 mm	110	24
1958	41.2 °C10 July 1958	-5.5 °C18 November 1958	17.5 °C	145 mm	126	31
1957	40.3 °C27 June 1957	-4.9 °C29 January 1957	16.6 °C	169 mm	106	40
1956	40.1 °C28 June 1956	-7.0 °C9 December 1956	16.9 °C	26 mm	124	40
1955	40.2 °C8 June 1955	-10.2 °C8 January 1955	15.8 °C	181 mm	95	61
1954	41.8 °C22 June 1954	-7.3 °C28 December 1954	17.4 °C	139 mm	122	31
1953	39.7 °C6 July 1953	-5.2 °C24 December 1953	16.8 °C	43 mm	107	31
1952	38.6 °C4 August 1952	-8.0 °C4 January 1952	16.3 °C	228 mm	117	50
1951	39.1 °C28 June 1951	-8.2 °C9 December 1951	16.2 °C	157 mm	108	52
1950	40.6 °C30 June 1950	-11.5 °C4 January 1950	17.1 °C	83 mm	105	33
1949	41.0 °C15 July 1949	-13.6 °C31 January 1949	15.3 °C	234 mm	116	71
1948	39.0 °C15 July 1948	-9.9 °C8 February 1948	15.8 °C	70 mm	111	57
1947	37.9 °C18 July 1947	-7.1 °C9 December 1947	15.2 °C	164 mm	93	61
1946	39.3 °C3 August 1946	-6.9 °C31 January 1946	15.4 °C	199 mm	112	61
1945	38.9 °C22 July 1945	-5.4 °C14 December 1945	15.7 °C	135 mm	91	55
1944	39.0 °C12 August 1944	-5.2 °C25 February 1944	15.5 °C	135 mm	96	51
1943	39.8 °C26 July 1943	-7.3 °C19 January 1943	16.6 °C	164 mm	111	24
1942	39.6 °C24 July 1942	-16.1 °C3 January 1942	15.7 °C	63 mm	100	62
1941	40.4 °C22 July 1941	-13.6 °C27 December 1941	14.5 °C	271 mm	80	42
1940	41.3 °C12 August 1940	-7.4 °C15 December 1940	16.2 °C	183 mm	104	55

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?

Year

Across the whole year

Average daily high

25.0 °C

+1.7 °C

Hot days (≥ 30 °C)

128 d/yr

+11

Frost days (< 0 °C)

15 d/yr

-17

Annual rainfall

185 mm

+34 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	12.0 °C	+0.7 °C	1 mm	-20 mm
Feb	17.4 °C	+3.5 °C	21 mm	-3 mm
Mar	18.5 °C	+1.0 °C	12 mm	-7 mm
Apr	23.4 °C	+1.2 °C	2 mm	-8 mm
May	28.6 °C	+1.3 °C	21 mm	+15 mm
Jun	35.3 °C	+2.2 °C	10 mm	+7 mm
Jul	36.8 °C	+0.5 °C	4 mm	-3 mm
Aug	36.9 °C	+1.9 °C	6 mm	-7 mm
Sep	30.8 °C	-0.2 °C	6 mm	-3 mm
Oct	24.5 °C	+0.5 °C	17 mm	+8 mm
Nov	18.9 °C	+2.5 °C	41 mm	+28 mm
Dec	15.9 °C	+4.3 °C	45 mm	+27 mm

The year's extremes

Hottest day

41.4 °C

14 Jul 2025

Coldest day

-5.4 °C

21 Jan 2025

Wettest day

37.1 mm

24 Dec 2025

Windiest day

34.9 km/h

2 Mar 2025

Strongest gust

76.7 km/h

2 Mar 2025

Hottest feels-like

39.8 °C

11 Aug 2025

Coldest feels-like

-10.7 °C

21 Jan 2025

Snowiest day

0.8 cm

13 Feb 2025

Sunniest day

14.2 h

23 Jun 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Las Vegas?

Las Vegas has a cold desert climate (Köppen BWk). Over 1940-2025, the average annual temperature is 17.3 °C and it receives 151 mm of precipitation per year.

What is the hottest day ever recorded in Las Vegas?

The hottest day measured in Las Vegas between 1940 and 2025 was 7 July 2024, reaching 44.6 °C.

What is the coldest day in Las Vegas?

The coldest day measured in Las Vegas between 1940 and 2025 was 3 January 1942, at -16.1 °C.

Does it snow in Las Vegas?

Yes. Las Vegas gets on average 8.9 cm of snow per year and has around 32 frost days.

Has the climate of Las Vegas warmed?

Yes: Las Vegas warmed by +3.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Las Vegas?

The wettest day measured in Las Vegas between 1940 and 2025 was 22 December 2010, with 48 mm of rain in 24 hours.

What was the windiest day in Las Vegas?

The windiest day measured in Las Vegas between 1940 and 2025 was 15 April 2002, with winds reaching 41.9 km/h.

What is the warmest month in Las Vegas?

The warmest month in Las Vegas is July (30.1 °C on average); the coldest is January (5.7 °C).

How much does it rain in Las Vegas?

Las Vegas receives on average 151 mm of precipitation per year, spread over about 29 rainy days.

Is it sunny in Las Vegas?

Las Vegas gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.

What is the biggest single-day snowfall in Las Vegas?

The heaviest 24-hour snowfall measured in Las Vegas between 1940 and 2025 was 17 January 1990, with 11.8 cm.

Are there tropical nights in Las Vegas?

Yes: Las Vegas has on average 75 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Las Vegas?

In Las Vegas, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 9 July 2021, and the lowest was -21.8 °C on 3 January 1942.

Compare Las Vegas with another city

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