Summerlin South, NV Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Summerlin South, a community in Clark County, Nevada.
This Afternoon
91°F
Sunny
Sunny, with a high near 91. Southeast wind around 6 mph.
7-day forecast for Summerlin South
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 91°F | Sunny | 6 mph SE | 0% |
| Tonight | 70°F | Mostly Clear | 5 mph WNW | 0% |
| Sunday | 91°F | Mostly Sunny | 3 to 8 mph ESE | 0% |
| Sunday Night | 72°F | Mostly Clear | 1 to 7 mph WNW | 2% |
| Monday | 89°F | Mostly Sunny then Scattered Rain Showers | 2 to 12 mph E | 25% |
| Monday Night | 69°F | Scattered Rain Showers | 2 to 12 mph WSW | 25% |
| Tuesday | 87°F | Sunny | 3 to 7 mph NE | 4% |
| Tuesday Night | 69°F | Mostly Clear | 2 to 6 mph W | 3% |
| Wednesday | 91°F | Sunny | 3 to 8 mph NNE | 3% |
| Wednesday Night | 71°F | Mostly Clear | 2 to 7 mph SW | 3% |
| Thursday | 93°F | Sunny | 3 to 9 mph ENE | 4% |
| Thursday Night | 73°F | Mostly Clear | 2 to 8 mph SW | 10% |
| Friday | 92°F | Slight Chance Showers And Thunderstorms | 2 to 10 mph SE | 19% |
| Friday Night | 72°F | Mostly Clear | 3 to 10 mph SW | 7% |
Forecast source: National Weather Service (api.weather.gov) for Summerlin South (36.124, -115.332). Updated through the day.
Growing snapshot for Summerlin South
Last spring frost
Mar 13
First fall frost
Nov 15
Growing season
244 days
Hardiness zone
9a
More local growing data for Summerlin South: nearby ZIP 89135 weather · frost dates · planting calendar · Nevada frost dates
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Climate data from the nearest NOAA station, Red Rock Canyon - Spg Mt Rch S, Nv (5.3 mi from Summerlin South). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.