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Frost Dates for Clarksville, Tennessee, United States of America

Coordinates: 36.530, -87.359

Growing Season

The last spring air frost in Clarksville, Tennessee, United States of America typically occurs around Apr 5, and the first autumn air frost around Oct 3. This gives a frost-free growing season of approximately 181 days.

USDA Hardiness Zone

This location falls in USDA Hardiness Zone 7a, where the average annual extreme minimum temperature is -17.8 to -15°C (0 to 5°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 -2°C (28°F). The warmest month is July, with an average high of 31°C (88°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): Apr 5 (last spring) to Oct 3 (first autumn). Light ground frost (-1°C / 30°F): Mar 24 (last spring) to Oct 12 (first autumn). Hard ground frost (-2°C / 28°F): Feb 28 (last spring) to Oct 31 (first autumn).

We predict your growing zone to be approximately ...

USDA Growing Zone: USDA Growing Zone - 7a

... 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 Apr 5 to Oct 3, which provides approximately 180 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 Mar 24 to Oct 12, which provides a total of 202 days for growing.

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