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Frost Dates for Mobile, Alabama, United States of America

Coordinates: 30.694, -88.043

Growing Season

The last spring air frost in Mobile, Alabama, United States of America typically occurs around Feb 19, and the first autumn air frost around Nov 2. 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 January, with an average low of 7°C (45°F). The warmest month is August, with an average high of 32°C (90°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): Feb 19 (last spring) to Nov 2 (first autumn). Light ground frost (-1°C / 30°F): Feb 3 (last spring) to Dec 2 (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 Feb 19 to Nov 2, which provides approximately 255 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 Feb 3 to Dec 2, which provides a total of 302 days for growing.

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