Weather Almanac: Harlingen, TX 78550

🌱 Growing Season

USDA Zone

10a

Annual extreme lows 30°F to 35°F

Last Spring Frost (36°F)

🌷 Feb 19

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First Fall Frost (36°F)

🍂 Dec 5

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📚 Book Recommendations (ads!)

📚 Texas Month-by-Month Gardening: What to Do Each Month to Have A Beautiful Garden All Year

📚 Grow Great Vegetables in Texas

📚 Southwest Gardener's Handbook: Your Complete Guide: Select, Plan, Plant, Maintain, Problem-Solve - Texas, Arizona, New Mexico, Oklahoma, Southern Nevada, Utah

Temperature climatic data from weather station: HARLINGEN RIO GRANDE AP (USW00012904)

Precipitation climatic data from weather station: HARLINGEN RIO GRANDE AP (USW00012904)

Agricultural climatic data from weather station: HARLINGEN RIO GRANDE AP (USW00012904)