Frost Dates for Birkenhead, SA

Based on data from Parafield Airport weather station, 8 miles away

Elevation: 7 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 6
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. June 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 August 15
First Fall Frost June 11
34.84°S, 138.50°E © OpenStreetMap

Growing Season

313 Days August 6 to June 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 10a

Avg. annual minimum: −1 to 2°C

Learn more

Köppen Climate

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

Hot, dry summers and mild, wet winters. Classic Mediterranean climate ideal for grapes, olives, tomatoes, and herbs. Summer irrigation is usually necessary.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January31°24°17°
February31°24°17°
March27°21°14°
April24°18°12°
May19°14°9°
June16°12°7°
July16°11°6°
August17°12°6°
September20°14°8°
October23°17°10°
November27°20°13°
December29°22°15°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January13
February8
March10
April28
May51
June61
July66
August61
September43
October20
November18
December15

Sunrise / Sunset

Daylight Australian Central Time (ACT) Longest: 14h 20m · Shortest: 9h 40m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Australian Central Time (ACT))
Month Sunrise Sunset Daylight
January6:22 AM8:28 PM14h 06m
February6:52 AM8:08 PM13h 16m
March7:17 AM7:33 PM12h 16m
April6:42 AM5:49 PM11h 07m
May7:06 AM5:17 PM10h 11m
June7:25 AM5:06 PM9h 41m
July7:25 AM5:17 PM9h 53m
August6:59 AM5:40 PM10h 41m
September6:16 AM6:04 PM11h 48m
October6:34 AM7:28 PM12h 54m
November6:05 AM7:56 PM13h 52m
December6:02 AM8:21 PM14h 20m

Nearby Stations

Edinburgh Raaf, SA July 31 - June 11 Adelaide (Kent Town), SA Adelaide Airport, SA Mount Lofty, SA Mount Crawford (Mt Crawford Aw, SA Roseworthy Aws, SA September 24 - June 15

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