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Frost Dates for Santa Clarita, California, United States of America

Coordinates: 34.392, -118.542

Growing Season

The last spring air frost in Santa Clarita, California, United States of America typically occurs around Apr 16, and the first autumn air frost around Oct 25. This gives a frost-free growing season of approximately 192 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 6°C (43°F). The warmest month is August, with an average high of 33°C (91°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): Apr 16 (last spring) to Oct 25 (first autumn). Light ground frost (-1°C / 30°F): Mar 15 (last spring) to Nov 11 (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: Air Frost possible

for today based on past data only.

We predict a frost free growing season at your location from Apr 16 to Oct 25, which provides approximately 191 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 15 to Nov 11, which provides a total of 241 days for growing.

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