Frost Dates for Nonning, SA
Elevation: 200 m
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.
August 16
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.
May 30
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
August 24
First Fall Frost
May 22
Hard Freeze (−2°C)
Last Spring Hard Freeze
July 25
First Fall Hard Freeze
June 21
Growing Season
287 Days
August 16 to May 30
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 9b
Avg. annual minimum: −4 to −1°C
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
BSk
Cold Semi-Arid (Steppe)
Cool to cold with low rainfall and wide temperature swings. Common in the western Great Plains and central Asia. Short growing seasons benefit from season extension techniques.
Temperature
0°
10°
20°
30°
Avg High
Avg Temp
Avg Low
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 34° | 25° | 17° |
| February | 33° | 25° | 17° |
| March | 30° | 22° | 14° |
| April | 25° | 18° | 11° |
| May | 20° | 14° | 7° |
| June | 17° | 11° | 5° |
| July | 17° | 10° | 4° |
| August | 19° | 12° | 5° |
| September | 22° | 15° | 7° |
| October | 25° | 18° | 10° |
| November | 29° | 21° | 13° |
| December | 31° | 23° | 15° |
Precipitation
0 mm
10 mm
20 mm
30 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 8 |
| February | 10 |
| March | 8 |
| April | 5 |
| May | 3 |
| June | 15 |
| July | 8 |
| August | 10 |
| September | 25 |
| October | 20 |
| November | 18 |
| December | 23 |
Sunrise / Sunset
Daylight
Longest: 14h 08m · Shortest: 9h 52m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 5:03 AM | 6:57 PM | 13h 55m |
| February | 5:25 AM | 6:35 PM | 13h 09m |
| March | 5:53 AM | 6:07 PM | 12h 14m |
| April | 6:24 AM | 5:36 PM | 11h 11m |
| May | 6:50 AM | 5:10 PM | 10h 20m |
| June | 7:04 AM | 4:56 PM | 9h 52m |
| July | 6:58 AM | 5:02 PM | 10h 04m |
| August | 6:36 AM | 5:24 PM | 10h 48m |
| September | 6:06 AM | 5:54 PM | 11h 49m |
| October | 5:35 AM | 6:25 PM | 12h 50m |
| November | 5:09 AM | 6:51 PM | 13h 42m |
| December | 4:56 AM | 7:04 PM | 14h 08m |
Nearby Stations
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