Frost Dates for Nonning, SA

Frost Dates

Last Spring Frost (50%) iA 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%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. May 30
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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
-32.52°N, 136.49°W © OpenStreetMap

Growing Season

287 Days August 16 to May 30

USDA Hardiness Zone iHardiness 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: 25 to 30°F (−4 to −1°C)

Learn more

Köppen Climate iThe 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.

Köppen climate map

Temperature

0° 10° 20° 30°
25°
High: 34°C
Avg: 25°C
Low: 17°C
Jan
25°
High: 33°C
Avg: 25°C
Low: 17°C
Feb
22°
High: 30°C
Avg: 22°C
Low: 14°C
Mar
18°
High: 25°C
Avg: 18°C
Low: 11°C
Apr
14°
High: 20°C
Avg: 14°C
Low: 7°C
May
11°
High: 17°C
Avg: 11°C
Low: 5°C
Jun
10°
High: 17°C
Avg: 10°C
Low: 4°C
Jul
12°
High: 19°C
Avg: 12°C
Low: 5°C
Aug
15°
High: 22°C
Avg: 15°C
Low: 7°C
Sep
18°
High: 25°C
Avg: 18°C
Low: 10°C
Oct
21°
High: 29°C
Avg: 21°C
Low: 13°C
Nov
23°
High: 31°C
Avg: 23°C
Low: 15°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 10 mm 20 mm 30 mm
8 mm
7.6 mm
Jan
10 mm
10.2 mm
Feb
8 mm
7.6 mm
Mar
5 mm
5.1 mm
Apr
3 mm
2.5 mm
May
15 mm
15.2 mm
Jun
8 mm
7.6 mm
Jul
10 mm
10.2 mm
Aug
25 mm
25.4 mm
Sep
20 mm
20.3 mm
Oct
18 mm
17.8 mm
Nov
23 mm
22.9 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec14h13h12h11h10.5h10h10h11h12h13h13.5h14h
Jan: 5:03 AM – 6:57 PM · 13h 55m
Feb: 5:25 AM – 6:35 PM · 13h 09m
Mar: 5:53 AM – 6:07 PM · 12h 14m
Apr: 6:24 AM – 5:36 PM · 11h 11m
May: 6:50 AM – 5:10 PM · 10h 20m
Jun: 7:04 AM – 4:56 PM · 9h 52m
Jul: 6:58 AM – 5:02 PM · 10h 04m
Aug: 6:36 AM – 5:24 PM · 10h 48m
Sep: 6:06 AM – 5:54 PM · 11h 49m
Oct: 5:35 AM – 6:25 PM · 12h 50m
Nov: 5:09 AM – 6:51 PM · 13h 42m
Dec: 4:56 AM – 7:04 PM · 14h 08m
Daylight Longest: 14h 08m · Shortest: 9h 52m

Nearby Stations

Kimba, SA Kyancutta, SA September 4 - June 10 Whyalla Aero, SA August 7 - June 15 Wudinna Aero, SA September 15 - June 13 Port Augusta Aero, SA August 7 - June 11 Minnipa Dpi, SA

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