Summerlin South climate

Summerlin South Weather in October

NOAA 1991-2020 normals for Red Rock Canyon - Spg Mt Rch S, 12.9 km from Summerlin South

Average highs run from 82°F on October 1 to 69°F on October 31, and lows from 55°F to 44°F. Normal precipitation for the month is 0.67 in over about 2 wet days.

October day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Summerlin South, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
75°F
Average low
50°F
Precipitation
0.67 in
Record high
104°FOct 4, 2024
Record low
26°FOct 30, 1971
Chance of a freeze
11%
Days of 90°F or more
1.1
Daylight
11 h 48 min to 10 h 43 min
Cloud cover
31%
Humidity
31%
Dew point
27°F
Wind
7.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Oct 182°F55°F103°F 197842°F 19715%0%
Oct 281°F55°F101°F 202443°F 19595%0%
Oct 381°F55°F101°F 202444°F 19505%0%
Oct 480°F54°F104°F 202447°F 19505%0%
Oct 580°F54°F100°F 202443°F 19695%0%
Oct 680°F54°F100°F 202443°F 19695%0%
Oct 779°F53°F99°F 197847°F 19575%0%
Oct 879°F53°F98°F 196443°F 19495%0%
Oct 978°F52°F97°F 196441°F 19495%0%
Oct 1078°F52°F97°F 199140°F 19615%0%
Oct 1177°F52°F97°F 202443°F 19615%0%
Oct 1277°F51°F97°F 195040°F 19695%0%
Oct 1377°F51°F95°F 195042°F 19865%0%
Oct 1476°F51°F96°F 195042°F 19815%0%
Oct 1576°F50°F94°F 195843°F 19665%0%
Oct 1675°F50°F96°F 199142°F 19846%0%
Oct 1775°F50°F94°F 199140°F 19666%0%
Oct 1874°F49°F95°F 195839°F 19716%0%
Oct 1974°F49°F92°F 199137°F 19716%0%
Oct 2074°F48°F93°F 202338°F 19496%0%
Oct 2173°F48°F94°F 200332°F 19496%0%
Oct 2273°F48°F92°F 200338°F 19966%0%
Oct 2372°F47°F94°F 195937°F 19496%0%
Oct 2472°F47°F92°F 195936°F 19536%0%
Oct 2571°F47°F91°F 195937°F 19756%0%
Oct 2671°F46°F89°F 195939°F 19566%0%
Oct 2770°F46°F90°F 195938°F 19706%0%
Oct 2870°F45°F88°F 200332°F 19706%0%
Oct 2970°F45°F90°F 195030°F 19716%0%
Oct 3069°F45°F86°F 200826°F 19716%0%
Oct 3169°F44°F86°F 198830°F 19716%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Summerlin South, in percent, and of at least 0.1 inch of snowfall.024681102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

October 1
sunrise 6:37 AM, sunset 6:25 PM
October 31
sunrise 7:03 AM, sunset 5:46 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00266691 (Red Rock Canyon - Spg Mt Rch S), public domain. Records: NOAA GHCN-Daily, station USW00023169, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.