Frost Dates for Coonamble Comparison, NSW

Elevation: 180 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 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. June 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 August 22
First Fall Frost June 1
30.98°S, 148.38°E © OpenStreetMap

Growing Season

296 Days August 17 to June 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 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.
BSh Hot Semi-Arid (Steppe)

Hot with low but not negligible rainfall. Less extreme than true desert. Dryland farming techniques and drought-tolerant varieties work well. Mulching and water conservation are key.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January35°27°20°
February34°27°20°
March31°24°17°
April27°19°12°
May22°15°8°
June18°12°6°
July17°11°4°
August20°12°5°
September23°16°8°
October27°20°12°
November31°23°16°
December33°26°18°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January53
February56
March33
April28
May30
June41
July36
August18
September28
October38
November64
December69

Sunrise / Sunset

Daylight Australian Eastern Time (AET) Longest: 14h 01m · Shortest: 9h 59m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Australian Eastern Time (AET))
Month Sunrise Sunset Daylight
January6:22 AM8:10 PM13h 48m
February6:48 AM7:54 PM13h 05m
March7:09 AM7:23 PM12h 14m
April6:30 AM5:44 PM11h 14m
May6:50 AM5:16 PM10h 26m
June7:07 AM5:07 PM10h 00m
July7:07 AM5:17 PM10h 10m
August6:45 AM5:37 PM10h 52m
September6:06 AM5:56 PM11h 49m
October6:28 AM7:15 PM12h 47m
November6:03 AM7:40 PM13h 36m
December6:02 AM8:02 PM14h 00m

Nearby Stations

Coonamble Airport Aws, NSW August 26 - June 5 Coonabarabran (Namoi Street), NSW October 5 - May 4 Coonabarabran Airport Aws, NSW Walgett Airport Aws, NSW August 29 - May 30 Trangie Research Station Aws, NSW August 31 - May 30 Nyngan Airport, NSW August 10 - June 18

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