Las Vegas Nellis AFB Weather Records (USW00023112)

Record envelope, standing records and threshold days for Las Vegas Nellis AFB (USW00023112), Nevada, United States, with 78 years of record.

Key Facts for Las Vegas Nellis AFB

Las Vegas Nellis AFB (USW00023112) is a weather station in Nevada, United States at 36.25 latitude and -115.03 longitude, 573 m (1,880 ft) above sea level.
The station reports from 1949 to 2026, 78 years of record.
1,464 records set at Las Vegas Nellis AFB still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Nevada, United States, 36.25 latitude, -115.03 longitude.
Elevation: 573 m (1,880 ft).
Period of record: 1949 to 2026, 78 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

24 days at or beyond a record

The band shows the record high and record low for each calendar day at Las Vegas Nellis AFB. The lines show the 2026 daily maximum and minimum. 24 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Las Vegas Nellis AFB, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	25.0 C (77.0 F)	-12.2 C (10.0 F)	18.2 C (64.8 F)	-5.0 C (23.0 F)
Feb	27.9 C (82.2 F)	-8.9 C (16.0 F)	27.9 C (82.2 F)	2.1 C (35.8 F)
Mar	32.4 C (90.3 F)	-6.1 C (21.0 F)	32.4 C (90.3 F)	2.4 C (36.3 F)
Apr	37.8 C (100.0 F)	-0.6 C (30.9 F)	35.7 C (96.3 F)	6.2 C (43.2 F)
May	43.3 C (109.9 F)	5.0 C (41.0 F)	41.2 C (106.2 F)	14.4 C (57.9 F)
Jun	47.2 C (117.0 F)	10.0 C (50.0 F)	45.0 C (113.0 F)	20.5 C (68.9 F)
Jul	47.2 C (117.0 F)	15.0 C (59.0 F)	44.4 C (111.9 F)	21.4 C (70.5 F)
Aug	46.1 C (115.0 F)	12.2 C (54.0 F)	44.4 C (111.9 F)	23.2 C (73.8 F)
Sep	46.7 C (116.1 F)	8.3 C (46.9 F)	38.0 C (100.4 F)	17.7 C (63.9 F)
Oct	38.3 C (100.9 F)	-3.3 C (26.1 F)	34.0 C (93.2 F)	9.9 C (49.8 F)
Nov	30.0 C (86.0 F)	-8.3 C (17.1 F)	28.9 C (84.0 F)	4.4 C (39.9 F)
Dec	25.0 C (77.0 F)	-11.1 C (12.0 F)	22.7 C (72.9 F)	1.4 C (34.5 F)

Which Years Hold Standing Records

1,464 standing records

1,464 records at Las Vegas Nellis AFB still stand. 1949 holds the most, with 132.

Standing records at Las Vegas Nellis AFB by the year they were set
Year set	Standing records
1949	132
1950	108
1951	51
1952	52
1953	51
1954	51
1955	62
1956	71
1957	72
1958	48
1959	33
1960	53
1961	57
1962	58
1963	52
1964	71
1965	73
1966	60
1967	61
1968	44
1969	39
1970	56
2025	109

Wettest Day of Each Month

Aug: 45.0 mm (1.8 in)

The wettest day on record for each calendar month at Las Vegas Nellis AFB. The most was 45.0 mm (1.8 in) on 21 August 1957.

Record daily precipitation for each month at Las Vegas Nellis AFB
Month	Record daily precipitation (mm)	Date
Jan	20.8 mm (0.8 in)	2 January 1955
Feb	20.6 mm (0.8 in)	4 February 1958
Mar	21.1 mm (0.8 in)	8 March 1952
Apr	31.8 mm (1.3 in)	1 April 1965
May	11.4 mm (0.4 in)	23 May 1965
Jun	7.9 mm (0.31 in)	1 June 1963
Jul	29.2 mm (1.1 in)	26 July 1957
Aug	45.0 mm (1.8 in)	21 August 1957
Sep	29.5 mm (1.2 in)	18 September 1966
Oct	18.5 mm (0.7 in)	9 October 1960
Nov	29.7 mm (1.2 in)	6 November 1960
Dec	23.1 mm (0.9 in)	24 December 1959

Period of Record Coverage

1949 to 2025

23 years of record at Las Vegas Nellis AFB, 1949 to 2025. Every year has data for at least 90 percent of its days.

Days with data per year at Las Vegas Nellis AFB
Year	Days with data	Share of year	Complete
1949	356	98%	Yes
1950	365	100%	Yes
1951	365	100%	Yes
1952	365	100%	Yes
1953	365	100%	Yes
1954	365	100%	Yes
1955	365	100%	Yes
1956	366	100%	Yes
1957	365	100%	Yes
1958	365	100%	Yes
1959	365	100%	Yes
1960	366	100%	Yes
1961	365	100%	Yes
1962	365	100%	Yes
1963	365	100%	Yes
1964	366	100%	Yes
1965	365	100%	Yes
1966	365	100%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	365	100%	Yes
1970	365	100%	Yes
2025	360	99%	Yes

Latest Records

No records were set at this station in the latest data.

Climate Trend

23 complete years, 1949 to 2025

One stripe for each of 23 complete years at Las Vegas Nellis AFB, 1949 to 2025. Blue stripes are years cooler than the station's own mean of 19.4 C (66.8 F); red stripes are warmer. The coolest year was 1965, at 18.0 C (64.4 F), and the warmest was 2025, at 22.3 C (72.2 F). The strongest colour marks a difference of 3.0 C (5.4 F).

Annual mean temperature at Las Vegas Nellis AFB as warming stripes, 1949 to 2025
Year	Annual mean temperature	Difference from the station mean
1949	18.5 C	-0.87 C
1950	19.8 C	+0.40 C
1951	18.9 C	-0.51 C
1952	19.2 C	-0.18 C
1953	19.5 C	+0.10 C
1954	20.2 C	+0.82 C
1955	19.0 C	-0.33 C
1956	19.5 C	+0.16 C
1957	19.6 C	+0.24 C
1958	20.4 C	+0.99 C
1959	20.1 C	+0.73 C
1960	19.8 C	+0.43 C
1961	19.0 C	-0.33 C
1962	19.0 C	-0.41 C
1963	18.9 C	-0.49 C
1964	18.1 C	-1.28 C
1965	18.0 C	-1.36 C
1966	18.9 C	-0.47 C
1967	18.9 C	-0.51 C
1968	18.9 C	-0.48 C
1969	19.5 C	+0.15 C
1970	19.6 C	+0.24 C
2025	22.3 C	+2.96 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1949 to 2026

Yearly extremes at Las Vegas Nellis AFB: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	47.2 C (117.0 F)	1949	45.6 C (114.1 F)	24
Coldest night (TNn)	-12.2 C (10.0 F)	1950	-7.5 C (18.5 F)	24
Wettest day (Rx1day)	45.0 mm (1.8 in)	1957	21.1 mm (0.8 in)	23
Wettest five days (Rx5day)	62.3 mm (2.5 in)	1965	27.7 mm (1.1 in)	22
Longest dry spell (CDD)	219 days	1962	88 days	23

Hottest day (TXx)

The hottest day of the year at Las Vegas Nellis AFB, 1949 to 2026. The record is 47.2 C (117.0 F) in 1949, marked on the chart; the median year is 45.6 C (114.1 F).

Hottest day (TXx) at Las Vegas Nellis AFB by year
Year	Hottest day (TXx)
1949	47.2 C (117.0 F)
1950	46.7 C (116.1 F)
1951	44.4 C (111.9 F)
1952	43.9 C (111.0 F)
1953	45.0 C (113.0 F)
1954	47.2 C (117.0 F)
1955	44.4 C (111.9 F)
1956	45.6 C (114.1 F)
1957	45.6 C (114.1 F)
1958	45.6 C (114.1 F)
1959	45.6 C (114.1 F)
1960	46.1 C (115.0 F)
1961	46.1 C (115.0 F)
1962	43.9 C (111.0 F)
1963	42.8 C (109.0 F)
1964	43.9 C (111.0 F)
1965	42.2 C (108.0 F)
1966	44.4 C (111.9 F)
1967	45.6 C (114.1 F)
1968	43.3 C (109.9 F)
1969	46.1 C (115.0 F)
1970	47.2 C (117.0 F)
2025	45.0 C (113.0 F)
2026	46.2 C (115.2 F)

Coldest night (TNn)

The coldest night of the year at Las Vegas Nellis AFB, 1949 to 2026. The record is -12.2 C (10.0 F) in 1950, marked on the chart; the median year is -7.5 C (18.5 F).

Coldest night (TNn) at Las Vegas Nellis AFB by year
Year	Coldest night (TNn)
1949	-10.0 C (14.0 F)
1950	-12.2 C (10.0 F)
1951	-7.2 C (19.0 F)
1952	-8.9 C (16.0 F)
1953	-7.8 C (18.0 F)
1954	-7.2 C (19.0 F)
1955	-5.0 C (23.0 F)
1956	-7.8 C (18.0 F)
1957	-5.6 C (21.9 F)
1958	-3.9 C (25.0 F)
1959	-7.8 C (18.0 F)
1960	-5.6 C (21.9 F)
1961	-7.8 C (18.0 F)
1962	-9.4 C (15.1 F)
1963	-11.1 C (12.0 F)
1964	-10.0 C (14.0 F)
1965	-7.2 C (19.0 F)
1966	-7.2 C (19.0 F)
1967	-6.1 C (21.0 F)
1968	-11.1 C (12.0 F)
1969	-5.6 C (21.9 F)
1970	-10.6 C (12.9 F)
2025	-5.0 C (23.0 F)
2026	-2.7 C (27.1 F)

Wettest day (Rx1day)

The wettest day of the year at Las Vegas Nellis AFB, 1949 to 2026. The record is 45.0 mm (1.8 in) in 1957, marked on the chart; the median year is 21.1 mm (0.8 in).

Wettest day (Rx1day) at Las Vegas Nellis AFB by year
Year	Wettest day (Rx1day)
1949	7.6 mm (0.30 in)
1950	22.9 mm (0.9 in)
1951	28.4 mm (1.1 in)
1952	21.1 mm (0.8 in)
1953	6.6 mm (0.26 in)
1954	29.2 mm (1.1 in)
1955	20.8 mm (0.8 in)
1956	7.1 mm (0.28 in)
1957	45.0 mm (1.8 in)
1958	25.1 mm (1.0 in)
1959	23.9 mm (0.9 in)
1960	29.7 mm (1.2 in)
1961	41.1 mm (1.6 in)
1962	12.4 mm (0.5 in)
1963	15.7 mm (0.6 in)
1964	5.6 mm (0.22 in)
1965	31.8 mm (1.3 in)
1966	29.5 mm (1.2 in)
1967	21.1 mm (0.8 in)
1968	5.8 mm (0.23 in)
1969	18.8 mm (0.7 in)
1970	15.7 mm (0.6 in)
2025	n/a
2026	17.0 mm (0.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at Las Vegas Nellis AFB, 1949 to 2026. The record is 62.3 mm (2.5 in) in 1965, marked on the chart; the median year is 27.7 mm (1.1 in).

Wettest five days (Rx5day) at Las Vegas Nellis AFB by year
Year	Wettest five days (Rx5day)
1949	7.6 mm (0.30 in)
1950	22.9 mm (0.9 in)
1951	28.4 mm (1.1 in)
1952	36.8 mm (1.4 in)
1953	7.1 mm (0.28 in)
1954	35.5 mm (1.4 in)
1955	26.9 mm (1.1 in)
1956	13.5 mm (0.5 in)
1957	53.1 mm (2.1 in)
1958	33.2 mm (1.3 in)
1959	36.5 mm (1.4 in)
1960	40.2 mm (1.6 in)
1961	43.6 mm (1.7 in)
1962	13.2 mm (0.5 in)
1963	29.1 mm (1.1 in)
1964	5.6 mm (0.22 in)
1965	62.3 mm (2.5 in)
1966	34.6 mm (1.4 in)
1967	26.7 mm (1.1 in)
1968	7.1 mm (0.28 in)
1969	19.1 mm (0.8 in)
1970	17.3 mm (0.7 in)
2025	n/a
2026	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Las Vegas Nellis AFB, 1949 to 2026. The record is 219 days in 1962, marked on the chart; the median year is 88 days.

Longest dry spell (CDD) at Las Vegas Nellis AFB by year
Year	Longest dry spell (CDD)
1949	121 days
1950	145 days
1951	64 days
1952	65 days
1953	194 days
1954	73 days
1955	133 days
1956	94 days
1957	56 days
1958	95 days
1959	146 days
1960	88 days
1961	86 days
1962	219 days
1963	62 days
1964	112 days
1965	69 days
1966	81 days
1967	125 days
1968	67 days
1969	73 days
1970	94 days
2025	n/a
2026	3 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Frost Dates and Growing Season

22 years with a frost

Across 22 years with a frost, the median last spring frost at Las Vegas Nellis AFB falls on 7 March and the median first autumn frost on 18 November, which leaves a median of 260 days between them.

Frost dates and growing season at Las Vegas Nellis AFB
Measure	Median, all years	Earliest period	Recent period (1949 to 1970)	Recent against earliest	Fitted trend
Last spring frost	7 March	n/a	7 March	n/a	n/a
First autumn frost	18 November	n/a	18 November	n/a	n/a
Growing days	260 days	n/a	260 days	n/a	n/a

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

Data for Las Vegas Nellis AFB standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Las Vegas Nellis AFB threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).