Frost Dates for Southlake, TX

Based on data from Grapevine Dam weather station, 5 miles away

Elevation: 640 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. March 14
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. November 17

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 March 23
First Fall Frost November 9

Hard Freeze (28°F)

Last Spring Hard Freeze March 1
First Fall Hard Freeze November 29
32.94°N, 97.13°W © OpenStreetMap

Growing Season

248 Days March 14 to November 17

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 8a

Avg. annual minimum: 10 to 15°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfa Humid Subtropical

Hot, humid summers and mild winters with rain year-round. Long growing seasons support a wide variety of vegetables, fruits, and ornamentals. The most common climate in the eastern US.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January56°45°34°
February60°49°38°
March68°57°45°
April75°64°54°
May83°73°63°
June91°81°71°
July95°85°74°
August96°85°74°
September89°78°67°
October78°67°55°
November66°56°45°
December58°47°36°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January3.4
February3.7
March4.4
April5.8
May7.0
June5.7
July5.1
August6.1
September5.0
October7.3
November4.7
December3.8

Sunrise / Sunset

Daylight Central Time (CT) Longest: 14h 11m · Shortest: 9h 49m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Central Time (CT))
Month Sunrise Sunset Daylight
January7:36 AM5:39 PM10h 03m
February7:18 AM6:08 PM10h 50m
March7:45 AM7:31 PM11h 45m
April7:04 AM7:53 PM12h 49m
May6:33 AM8:15 PM13h 42m
June6:24 AM8:33 PM14h 10m
July6:35 AM8:33 PM13h 58m
August6:56 AM8:09 PM13h 13m
September7:17 AM7:28 PM12h 12m
October7:39 AM6:48 PM11h 10m
November7:05 AM5:21 PM10h 16m
December7:29 AM5:19 PM9h 50m

Nearby Stations

Dallas Ft Worth AP, TX March 8 - November 24 Arlington Six Flags, TX March 9 - November 20 Dallas Love Fld, TX March 2 - November 29 Ft Worth Alliance AP, TX March 12 - November 17 Ft Worth Wsfo, TX March 10 - November 20 Denton 2 Se, TX March 13 - November 20

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