Frost Dates for Ironbark, VIC

Based on data from Bendigo Airport weather station, 4 miles away

Elevation: 253 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 28
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 16

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 7
First Fall Frost May 6

Hard Freeze (−2°C)

Last Spring Hard Freeze August 23
First Fall Hard Freeze June 9
36.75°S, 144.26°E © OpenStreetMap

Growing Season

230 Days September 28 to May 16

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.
Cfb Oceanic (Marine West Coast)

Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January30°22°14°
February30°22°14°
March26°19°12°
April21°15°8°
May17°11°5°
June13°8°3°
July13°8°3°
August14°8°3°
September17°11°5°
October21°14°7°
November25°17°10°
December28°20°12°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January28
February23
March15
April36
May48
June53
July58
August53
September48
October25
November38
December38

Sunrise / Sunset

Daylight Australian Eastern Time (AET) Longest: 14h 31m · Shortest: 9h 29m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Australian Eastern Time (AET))
Month Sunrise Sunset Daylight
January6:24 AM8:40 PM14h 15m
February6:57 AM8:18 PM13h 21m
March7:24 AM7:41 PM12h 17m
April6:51 AM5:54 PM11h 03m
May7:18 AM5:20 PM10h 02m
June7:38 AM5:08 PM9h 30m
July7:37 AM5:20 PM9h 43m
August7:09 AM5:45 PM10h 36m
September6:24 AM6:11 PM11h 47m
October6:39 AM7:37 PM12h 58m
November6:08 AM8:08 PM14h 00m
December6:03 AM8:34 PM14h 30m

Nearby Stations

Redesdale, VICOctober 12 - May 10 Castlemaine Prison, VIC October 3 - May 9 Maryborough, VIC September 3 - June 4 Echuca Aerodrome, VIC September 6 - June 6 Mangalore Airport, VIC September 29 - May 23 Kyabram Dpi, VIC September 4 - June 4

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