Frost Dates for Barraba Post Office, NSW

Elevation: 500 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 26
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 9

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 6
First Fall Frost May 2

Hard Freeze (−2°C)

Last Spring Hard Freeze August 29
First Fall Hard Freeze May 26
30.38°S, 150.61°E © OpenStreetMap

Growing Season

225 Days September 26 to May 9

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 9a

Avg. annual minimum: −7 to −4°C

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfa Humid Subtropical

Hot, humid summers and mild winters with rain year-round. Long growing seasons support a wide variety of vegetables, fruits, and ornamentals. The most common climate in the eastern US.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January32°25°17°
February31°24°16°
March29°21°13°
April25°16°7°
May21°12°4°
June17°9°2°
July17°9°0°
August19°10°1°
September22°13°4°
October26°17°8°
November28°20°12°
December30°23°15°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January89
February76
March38
April28
May36
June56
July41
August28
September41
October66
November79
December99

Sunrise / Sunset

Daylight Australian Eastern Time (AET) Longest: 13h 58m · Shortest: 10h 02m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Australian Eastern Time (AET))
Month Sunrise Sunset Daylight
January6:14 AM7:60 PM13h 46m
February6:40 AM7:44 PM13h 04m
March7:01 AM7:14 PM12h 13m
April6:20 AM5:35 PM11h 15m
May6:40 AM5:08 PM10h 28m
June6:56 AM4:59 PM10h 03m
July6:57 AM5:10 PM10h 13m
August6:35 AM5:29 PM10h 54m
September5:57 AM5:47 PM11h 50m
October6:20 AM7:05 PM12h 46m
November5:56 AM7:30 PM13h 34m
December5:55 AM7:52 PM13h 57m

Nearby Stations

Gunnedah Airport Aws, NSW September 8 - May 16 Narrabri Airport Aws, NSW August 20 - May 30 Gunnedah Pool, NSW August 20 - June 13 Gunnedah Resource Centre, NSW August 3 - June 17 Tamworth Airport Aws, NSW September 5 - May 18 Inverell Research Centre, NSW August 16 - June 4

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