Frost Dates for Launceston, Tasmania, Australia

Coordinates: -41.450, 147.167

Growing Season

The last spring air frost in Launceston, Tasmania, Australia typically occurs around Dec 5, and the first autumn air frost around Mar 23. This gives a frost-free growing season of approximately -257 days.

USDA Hardiness Zone

This location falls in USDA Hardiness Zone 8b, where the average annual extreme minimum temperature is -9.4 to -6.7°C (15 to 20°F). This zone rating helps gardeners determine which perennial plants are likely to survive winter.

Temperature Overview

The coldest month is July, with an average low of 3°C (37°F). The warmest month is January, with an average high of 24°C (75°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): Dec 5 (last spring) to Mar 23 (first autumn). Light ground frost (-1°C / 30°F): Oct 31 (last spring) to Apr 15 (first autumn). Hard ground frost (-2°C / 28°F): Aug 28 (last spring) to Jul 1 (first autumn).

We predict your growing zone to be approximately ...

USDA Growing Zone: USDA Growing Zone - 8b

... and the frost data for your area is ...

Current Risk Level: Unlikely (Safest)

for today based on past data only.

We predict a frost free growing season at your location from Dec 5 to Mar 23, which provides approximately 107 frost free days.

For the less tender plants, or if you are planning to protect your plants with fleece etc, your growing season could stretch from Oct 31 to Apr 15, which provides a total of 166 days for growing.

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