Jourdanton's Hardiness Zone

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Our records indicate the United States Department of Agriculture has given Jourdanton a 2023 growing zone designation of 9a. Sometimes also called the planting zone or hardiness zone, this zone number gives you an idea of what plants can and cannot grow in Jourdanton's climate. If you are looking for plants suitable for growing in the Jourdanton area, head on over to our page on plants that grow well in Jourdanton, TX.

Understanding your growing zone is very important because it is a measure of the lowest temperature that a plant can survive, helping you to decide what plants would grow best in your particular climate. Since Jourdanton is in growing zone 9a this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Jourdanton's climate should be chosen with this in mind or plants should be moved inside to keep their core temperature in the right range if necessary.

2023 USDA Growing Zone: 9a

Zip Codes: 78026

Longitude: -98.5409

Latitude: 28.9141

Lowest Avg Temperatures (F): 20 to 25