Frost Dates for Rockport, TX

Elevation: 2 m

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 31
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 25

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 February 11
First Fall Frost December 11

Hard Freeze (28°F)

Last Spring Hard Freeze January 20
First Fall Hard Freeze January 5
28.02°N, 97.06°W © OpenStreetMap

Growing Season

329 Days January 31 to December 25

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 9b

Avg. annual minimum: 25 to 30°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
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January66°56°46°
February69°59°50°
March74°66°57°
April80°72°65°
May85°79°72°
June90°84°78°
July92°85°79°
August93°86°79°
September91°83°75°
October84°75°67°
November75°66°56°
December68°58°48°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January4.1
February2.5
March3.0
April2.9
May7.2
June7.0
July7.6
August4.9
September7.4
October6.4
November4.2
December3.4

Sunrise / Sunset

Daylight Longest: 13h 47m · Shortest: 10h 13m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January6:48 AM5:12 PM10h 24m
February6:29 AM5:31 PM11h 02m
March6:06 AM5:54 PM11h 48m
April5:40 AM6:20 PM12h 40m
May5:18 AM6:42 PM13h 23m
June5:07 AM6:53 PM13h 46m
July5:12 AM6:48 PM13h 37m
August5:30 AM6:30 PM13h 00m
September5:55 AM6:05 PM12h 09m
October6:21 AM5:39 PM11h 19m
November6:43 AM5:17 PM10h 35m
December6:53 AM5:07 PM10h 14m

Nearby Stations

Rockport Aransas Co AP, TX January 23 - January 1 Port Aransas, TX January 16 - January 5 Port Aransas 11 Ssw, TX January 22 - January 4 Welder Wildlife Foundation, TX February 24 - December 1 Port Aransas 32 Nne, TX February 20 - December 2 Aransas Wr, TX February 7 - December 13

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview