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Frost Dates for Dunedin, New Zealand

Coordinates: -45.867, 170.500

Growing Season

The last spring air frost in Dunedin, New Zealand typically occurs around Aug 30, and the first autumn air frost around Jun 8. This gives a frost-free growing season of approximately -83 days.

USDA Hardiness Zone

This location falls in USDA Hardiness Zone 10a, where the average annual extreme minimum temperature is -1.1 to 1.7°C (30 to 35°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 6°C (43°F). The warmest month is February, with an average high of 17°C (63°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): Aug 30 (last spring) to Jun 8 (first autumn).

We predict your growing zone to be approximately ...

USDA Growing Zone: USDA Growing Zone - 10a

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

Current Risk Level: Air Frost possible

for today based on past data only.

We predict a frost free growing season at your location from Aug 30 to Jun 8, which provides approximately 281 frost free days.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Air Frost possible
Safest (unlikely)

First and last frost dates by frost type
	First	Last
Air Frost	Jun 8	Aug 30
Light Ground Frost	Unlikely	Unlikely
Hard Ground Frost	Unlikely	Unlikely

Nearby Locations

Christchurch, New Zealand309 km away

Wellington, New Zealand614 km away

Lower Hutt, New Zealand628 km away

Tauranga, New Zealand1023 km away

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