Frost Dates for Spreyton, TAS

Based on data from Devonport Airport weather station, 6 miles away

Elevation: 46 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 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. June 2

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 11
First Fall Frost May 19
41.24°S, 146.35°E © OpenStreetMap

Growing Season

278 Days August 28 to June 2

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
January22°17°12°
February22°17°13°
March20°16°11°
April18°13°9°
May15°11°7°
June13°9°5°
July13°9°5°
August13°9°5°
September14°10°6°
October16°12°7°
November18°14°9°
December20°15°11°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January46
February30
March41
April61
May71
June69
July91
August81
September84
October64
November56
December48

Sunrise / Sunset

Daylight Australian Eastern Time (AET) Longest: 14h 58m · Shortest: 9h 02m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Australian Eastern Time (AET))
Month Sunrise Sunset Daylight
January6:04 AM8:43 PM14h 39m
February6:41 AM8:17 PM13h 35m
March7:14 AM7:34 PM12h 20m
April6:48 AM5:41 PM10h 53m
May7:20 AM5:01 PM9h 42m
June7:43 AM4:46 PM9h 03m
July7:41 AM4:59 PM9h 19m
August7:08 AM5:29 PM10h 21m
September6:17 AM6:01 PM11h 44m
October6:25 AM7:33 PM13h 08m
November5:49 AM8:10 PM14h 21m
December5:41 AM8:39 PM14h 57m

Nearby Stations

Sheffield School Farm, TAS September 23 - May 20 Low Head, TAS Burnie (Round Hill), TAS Wynyard Airport, TAS October 2 - May 6 Launceston (Ti Tree Bend), TAS September 12 - May 13 Launceston Airport, TAS October 5 - May 3

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