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Frost Dates for Minneapolis, Minnesota, United States of America

Coordinates: 44.980, -93.264

Growing Season

The last spring air frost in Minneapolis, Minnesota, United States of America typically occurs around Apr 27, and the first autumn air frost around Sep 21. This gives a frost-free growing season of approximately 147 days.

USDA Hardiness Zone

This location falls in USDA Hardiness Zone 5a, where the average annual extreme minimum temperature is -28.9 to -26.1°C (-20 to -15°F). This zone rating helps gardeners determine which perennial plants are likely to survive winter.

Temperature Overview

The coldest month is January, with an average low of -13°C (9°F). The warmest month is July, with an average high of 28°C (82°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): Apr 27 (last spring) to Sep 21 (first autumn). Light ground frost (-1°C / 30°F): Apr 19 (last spring) to Sep 30 (first autumn). Hard ground frost (-2°C / 28°F): Apr 6 (last spring) to Oct 15 (first autumn).

We predict your growing zone to be approximately ...

USDA Growing Zone: USDA Growing Zone - 5a

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

Current Risk Level: Light Ground Frost possible

for today based on past data only.

We predict a frost free growing season at your location from Apr 27 to Sep 21, which provides approximately 146 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 Apr 19 to Sep 30, which provides a total of 164 days for growing.

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