Frost Dates for Narrabri, NSW

Based on data from Narrabri Airport Aws weather station, 3 miles away

Elevation: 214 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 20
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 30

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 27
First Fall Frost May 22

Hard Freeze (−2°C)

Last Spring Hard Freeze August 6
First Fall Hard Freeze June 15
30.32°S, 149.78°E © OpenStreetMap

Growing Season

283 Days August 20 to May 30

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.
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
January35°28°21°
February34°27°20°
March31°24°17°
April27°20°12°
May22°15°7°
June19°12°6°
July18°11°4°
August20°12°5°
September24°16°8°
October29°20°12°
November32°24°16°
December33°26°19°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January71
February61
March58
April15
May20
June43
July30
August20
September23
October30
November64
December76

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
January6:17 AM8:03 PM13h 45m
February6:43 AM7:47 PM13h 04m
March7:04 AM7:17 PM12h 13m
April6:23 AM5:39 PM11h 15m
May6:43 AM5:11 PM10h 28m
June6:59 AM5:02 PM10h 03m
July6:60 AM5:13 PM10h 13m
August6:38 AM5:32 PM10h 54m
September6:00 AM5:50 PM11h 50m
October6:23 AM7:09 PM12h 45m
November5:59 AM7:33 PM13h 34m
December5:58 AM7:55 PM13h 57m

Nearby Stations

Barraba Post Office, NSW September 26 - May 9 Gunnedah Airport Aws, NSW September 8 - May 16 Gunnedah Pool, NSW August 20 - June 13 Gunnedah Resource Centre, NSW August 3 - June 17 Moree Aero, NSWAugust 12 - June 9 Coonabarabran (Namoi Street), NSW October 5 - May 4

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