Frost Dates for Coonawarra, SA

Elevation: 57 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. September 1
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 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 September 18
First Fall Frost May 4

Hard Freeze (−2°C)

Last Spring Hard Freeze August 17
First Fall Hard Freeze June 7
37.29°S, 140.83°E © OpenStreetMap

Growing Season

256 Days September 1 to May 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 9b

Avg. annual minimum: −4 to −1°C

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Csb Warm-Summer Mediterranean

Warm, dry summers and mild, wet winters. Similar to hot-summer Mediterranean but cooler. Great for a wide range of vegetables and fruit trees with moderate water needs.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January28°20°12°
February28°20°12°
March25°18°10°
April21°14°8°
May17°12°7°
June15°10°5°
July14°10°5°
August15°10°5°
September17°12°6°
October20°14°7°
November23°16°9°
December25°18°10°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January13
February5
March18
April30
May69
June74
July81
August84
September69
October30
November23
December28

Sunrise / Sunset

Daylight Australian Central Time (ACT) Longest: 14h 34m · Shortest: 9h 26m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Australian Central Time (ACT))
Month Sunrise Sunset Daylight
January6:07 AM8:25 PM14h 18m
February6:40 AM8:03 PM13h 23m
March7:08 AM7:25 PM12h 17m
April6:36 AM5:38 PM11h 02m
May7:03 AM5:03 PM9h 60m
June7:24 AM4:50 PM9h 27m
July7:22 AM5:02 PM9h 40m
August6:54 AM5:28 PM10h 34m
September6:08 AM5:54 PM11h 46m
October6:22 AM7:21 PM12h 59m
November5:50 AM7:53 PM14h 03m
December5:46 AM8:19 PM14h 33m

Nearby Stations

Naracoorte Aerodrome, SA October 11 - May 11 Mount Gambier Aero, SA August 22 - June 6 Casterton Showgrounds, VIC September 17 - May 22 Padthaway South, SA September 2 - May 13 Robe Comparison, SA Cape Jaffa (The Limestone), SA

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