Frost Dates for Casterton Showgrounds, VIC

Elevation: 71 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 17
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 22

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 October 1
First Fall Frost May 12
37.59°S, 141.41°E © OpenStreetMap

Growing Season

247 Days September 17 to May 22

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
January27°20°12°
February28°20°12°
March25°18°11°
April21°14°8°
May17°12°7°
June14°10°6°
July14°9°5°
August15°10°5°
September17°12°6°
October19°13°7°
November22°16°9°
December25°18°10°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January33
February18
March30
April38
May58
June79
July81
August76
September79
October53
November33
December30

Sunrise / Sunset

Daylight Australian Eastern Time (AET) Longest: 14h 36m · Shortest: 9h 24m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Australian Eastern Time (AET))
Month Sunrise Sunset Daylight
January6:34 AM8:53 PM14h 20m
February7:07 AM8:31 PM13h 24m
March7:35 AM7:53 PM12h 17m
April7:04 AM6:05 PM11h 01m
May7:31 AM5:30 PM9h 59m
June7:52 AM5:17 PM9h 25m
July7:51 AM5:29 PM9h 39m
August7:22 AM5:55 PM10h 33m
September6:36 AM6:22 PM11h 46m
October6:50 AM7:49 PM12h 60m
November6:17 AM8:21 PM14h 04m
December6:13 AM8:48 PM14h 35m

Nearby Stations

Hamilton Airport, VIC September 7 - June 3 Mount Gambier Aero, SA August 22 - June 6 Coonawarra, SA September 1 - May 15 Portland (Cashmore Airport), VIC August 12 - June 20 Naracoorte Aerodrome, SA October 11 - May 11 Cape Nelson Lighthouse, VIC

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