Frost Dates for Merriwa, NSW

Based on data from Scone Airport Aws weather station, 29 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 1
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 29

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 September 9
First Fall Frost May 21

Hard Freeze (−2°C)

Last Spring Hard Freeze August 14
First Fall Hard Freeze June 11
32.14°S, 150.36°E © OpenStreetMap

Growing Season

270 Days September 1 to May 29

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
January32°25°17°
February31°24°17°
March28°21°14°
April25°17°10°
May21°14°7°
June17°11°5°
July17°10°3°
August19°11°4°
September22°15°7°
October25°18°10°
November28°21°13°
December30°23°15°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January66
February66
March61
April36
May30
June46
July33
August23
September33
October48
November81
December76

Sunrise / Sunset

Daylight Australian Eastern Time (AET) Longest: 14h 06m · Shortest: 9h 54m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Australian Eastern Time (AET))
Month Sunrise Sunset Daylight
January6:10 AM8:02 PM13h 53m
February6:37 AM7:45 PM13h 08m
March6:59 AM7:13 PM12h 14m
April6:21 AM5:33 PM11h 12m
May6:42 AM5:04 PM10h 22m
June6:59 AM4:54 PM9h 55m
July6:59 AM5:05 PM10h 06m
August6:36 AM5:26 PM10h 49m
September5:57 AM5:46 PM11h 49m
October6:18 AM7:06 PM12h 49m
November5:52 AM7:32 PM13h 40m
December5:50 AM7:55 PM14h 05m

Nearby Stations

Murrurundi Post Office, NSW September 26 - May 5 Jerrys Plains Post Office, NSW August 18 - June 10 Quirindi Post Office, NSW September 4 - May 25 Lostock Dam, NSW Nullo Mountain Aws, NSW September 18 - May 23 Cessnock Airport Aws, NSW August 25 - May 31

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