Summerlin South CDP, Nevada

Official LSAD Designation: Summerlin South CDP • Census GEOID: 3270900 • Clark County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Summerlin South CDP.

Reference Weather Station: RED ROCK CANYON - SPG MT RCH S, NV US (ID: USC00266691) • Located 8.1 miles from community center • Elevation: 1,152.1 m

Month	Average High (°F)	Average Low (°F)	Mean Temp (°F)	Precipitation (in)
January	53.1°	32.2°	42.6°	1.37"
February	56.4°	34.8°	45.6°	2.02"
March	64.0°	40.8°	52.4°	1.36"
April	70.3°	46.9°	58.6°	0.64"
May	79.6°	55.8°	67.7°	0.23"
June	90.4°	66.5°	78.4°	0.09"
July	95.4°	72.6°	84.0°	0.81"
August	94.3°	71.9°	83.1°	0.44"
September	87.4°	61.9°	74.6°	0.56"
October	75.2°	49.8°	62.5°	0.67"
November	61.6°	38.0°	49.8°	0.66"
December	51.9°	31.5°	41.7°	1.09"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station LAS VEGAS AIR TERMINAL, NV US (ID: USW00053123) • 9.7 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00266691), which has no available annual mean history.

Show annual mean of daily highs and lows

Annual mean Annual mean of daily highs Annual mean of daily lows

Source: NOAA NCEI Global Summary of the Year.

Annual temperature data table (°F)

Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year	Annual mean (°F)	Annual mean of daily highs (°F)	Annual mean of daily lows (°F)
2010	67.9	78.8	57.0
2011	67.3	78.8	55.8
2012	69.7	81.2	58.2
2013	68.5	79.8	57.1
2014	70.4	81.8	58.9
2015	70.3	81.4	59.1
2016	70.1	81.3	58.9
2017	70.8	82.0	59.5
2018	70.6	81.9	59.4
2019	68.1	78.9	57.3
2020	71.8	83.7	59.8
2021	72.1	83.5	60.7
2022	71.2	82.5	59.8
2023	69.7	80.5	58.8
2024	72.2	83.3	61.1
2025	70.9	82.0	59.7

Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.