🌷 Your Ultimate Garden Calendar!

Weather Almanac: Harlingen, TX 78550

🗓️ Historical norms for March

February April
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
March avg. precipitation
🌧️ 1.29"
March days below freezing
📉 ≈0.0 days
Average March lows 55°F – 61°F
USDA Zone
10a
Annual extreme lows 30°F to 35°F
Last Spring Frost (36°F)
🌷 Feb 19
View full details
First Fall Frost (36°F)
🍂 Dec 5
View full details

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

F: Forecast
H: Normal High Temp
L: Normal Low Temp
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

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)