Frost Dates for Decatur, AR

Based on data from Gravette weather station, 6 miles away

Elevation: 1237 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. April 5
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. October 28

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 April 13
First Fall Frost October 23

Hard Freeze (28°F)

Last Spring Hard Freeze March 25
First Fall Hard Freeze November 7
36.34°N, 94.46°W © OpenStreetMap

Growing Season

206 Days April 5 to October 28

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 7a

Avg. annual minimum: 0 to 5°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.

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January49°39°29°
February54°43°33°
March63°52°41°
April73°61°49°
May80°69°58°
June87°77°66°
July93°81°69°
August92°80°68°
September84°72°60°
October73°61°50°
November61°50°40°
December51°42°32°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January4.1
February4.8
March6.7
April9.0
May10.2
June8.8
July9.1
August9.7
September7.0
October6.5
November6.4
December4.3

Sunrise / Sunset

Daylight Central Time (CT) Longest: 14h 29m · Shortest: 9h 31m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Central Time (CT))
Month Sunrise Sunset Daylight
January7:34 AM5:20 PM9h 46m
February7:13 AM5:52 PM10h 40m
March7:36 AM7:19 PM11h 43m
April6:50 AM7:46 PM12h 56m
May6:16 AM8:12 PM13h 56m
June6:04 AM8:32 PM14h 28m
July6:16 AM8:31 PM14h 15m
August6:40 AM8:04 PM13h 23m
September7:06 AM7:19 PM12h 13m
October7:32 AM6:34 PM11h 03m
November7:02 AM5:04 PM10h 01m
December7:28 AM4:59 PM9h 31m

Nearby Stations

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