Frost Dates for Summerlin South, NV
Based on data from Red Rock Canyon - Spg Mt Rch S weather station, 8 miles away
Elevation: 3570 ft
Frost Dates
Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide.
March 13
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date.
November 15
30% Probability
Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost
March 29
First Fall Frost
November 9
Hard Freeze (28°F)
Last Spring Hard Freeze
February 21
First Fall Hard Freeze
November 27
Growing Season
247 Days
March 13 to November 15
USDA Hardiness Zone
Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.Zone 8b
Avg. annual minimum: 15 to 20°F
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
BWk
Cold Desert
Dry with hot summers and cold winters. Rainfall is minimal year-round. Short growing seasons and large temperature swings require careful timing. Cold-hardy, drought-tolerant plants are best suited.
Temperature
30°
50°
70°
90°
Avg High
Avg Temp
Avg Low
Light Frost (32°F)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 53° | 43° | 32° |
| February | 56° | 46° | 35° |
| March | 64° | 52° | 41° |
| April | 70° | 59° | 47° |
| May | 80° | 68° | 56° |
| June | 90° | 78° | 67° |
| July | 95° | 84° | 73° |
| August | 94° | 83° | 72° |
| September | 87° | 75° | 62° |
| October | 75° | 63° | 50° |
| November | 62° | 50° | 38° |
| December | 52° | 42° | 32° |
Precipitation
0"
3"
6"
8.5"
Precipitation table
| Month | Precipitation |
|---|---|
| January | 8.5 |
| February | 8.3 |
| March | 6.5 |
| April | 0.2 |
| May | 0.0 |
| June | 0.0 |
| July | 0.0 |
| August | 0.0 |
| September | 0.0 |
| October | 0.0 |
| November | 0.0 |
| December | 2.1 |
Sunrise / Sunset
Daylight
Pacific Time (PT)
Longest: 14h 27m · Shortest: 9h 33m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:57 AM | 4:45 PM | 9h 48m |
| February | 6:36 AM | 5:17 PM | 10h 41m |
| March | 6:60 AM | 6:43 PM | 11h 44m |
| April | 6:14 AM | 7:10 PM | 12h 55m |
| May | 5:41 AM | 7:35 PM | 13h 55m |
| June | 5:29 AM | 7:55 PM | 14h 26m |
| July | 5:41 AM | 7:54 PM | 14h 14m |
| August | 6:05 AM | 7:27 PM | 13h 22m |
| September | 6:30 AM | 6:43 PM | 12h 13m |
| October | 6:55 AM | 5:59 PM | 11h 03m |
| November | 6:26 AM | 4:28 PM | 10h 03m |
| December | 6:51 AM | 4:24 PM | 9h 33m |
Nearby Stations
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