Frost Dates for Llano Grande, TX

Based on data from Weslaco weather station, 3 miles away

Elevation: 72 ft

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. January 8
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. December 31

30% Probability

Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost January 27
First Fall Frost December 20
26.13°N, 97.97°W © OpenStreetMap

Growing Season

358 Days January 8 to December 31

USDA Hardiness Zone

Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.
Zone 10a

Avg. annual minimum: 30 to 35°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
BSh Hot Semi-Arid (Steppe)

Hot with low but not negligible rainfall. Less extreme than true desert. Dryland farming techniques and drought-tolerant varieties work well. Mulching and water conservation are key.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January71°61°50°
February75°65°54°
March81°70°60°
April86°76°65°
May90°81°72°
June95°85°76°
July96°86°77°
August97°87°76°
September92°82°73°
October87°77°66°
November80°69°58°
December72°62°52°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January1.6
February1.4
March2.3
April2.3
May5.0
June7.2
July6.0
August5.6
September5.9
October3.6
November2.1
December1.6

Sunrise / Sunset

Daylight Central Time (CT) Longest: 13h 38m · Shortest: 10h 22m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Central Time (CT))
Month Sunrise Sunset Daylight
January7:25 AM5:57 PM10h 32m
February7:13 AM6:20 PM11h 07m
March7:47 AM7:36 PM11h 49m
April7:13 AM7:51 PM12h 37m
May6:50 AM8:07 PM13h 17m
June6:43 AM8:21 PM13h 38m
July6:53 AM8:22 PM13h 29m
August7:08 AM8:04 PM12h 55m
September7:22 AM7:31 PM12h 09m
October7:36 AM6:58 PM11h 22m
November6:56 AM5:38 PM10h 41m
December7:17 AM5:39 PM10h 22m

Nearby Stations

Santa Rosa 3 Wnw, TX January 10 - December 27 Edinburg, TXJanuary 8 - January 2 Mcallen, TXJanuary 9 - January 1 Mcallen Miller Intl AP, TX January 9 - January 3 Harlingen, TX January 9 - January 3 Harlingen Rio Grande AP, TX January 8 - December 29

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