Frost Dates for Ozona, TX

Elevation: 715 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. March 21
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 6

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 31
First Fall Frost November 1

Hard Freeze (28°F)

Last Spring Hard Freeze March 8
First Fall Hard Freeze November 16
30.72°N, 101.21°W © OpenStreetMap

Growing Season

230 Days March 21 to November 6

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.
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 Light Frost (32°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January60°45°30°
February64°49°34°
March71°57°42°
April80°65°51°
May87°74°61°
June93°81°69°
July94°82°70°
August94°82°70°
September89°76°63°
October79°65°52°
November67°53°39°
December60°46°32°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January0.0
February1.9
March7.8
April7.8
May11.0
June9.4
July7.6
August8.9
September9.3
October7.8
November2.2
December0.0

Sunrise / Sunset

Daylight Longest: 13h 59m · Shortest: 10h 01m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January6:53 AM5:07 PM10h 13m
February6:32 AM5:28 PM10h 55m
March6:07 AM5:53 PM11h 47m
April5:37 AM6:23 PM12h 45m
May5:13 AM6:47 PM13h 33m
June5:01 AM6:59 PM13h 59m
July5:06 AM6:54 PM13h 48m
August5:26 AM6:34 PM13h 07m
September5:55 AM6:05 PM12h 11m
October6:23 AM5:37 PM11h 14m
November6:48 AM5:12 PM10h 25m
December6:59 AM5:01 PM10h 01m

Nearby Stations

Ozona 22se, TX April 1 - November 6 Acton Rch, TX March 27 - November 7 Sonora, TXApril 1 - November 6 Pandale 11 Ne, TX March 10 - November 18 Big Lake 2, TX March 20 - November 14 Sheffield, TX March 31 - November 3

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