Frost Dates for Karnes City, TX

Based on data from Karnes City 2n weather station, 2 miles away

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. February 16
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. December 9
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 28
First Fall Frost December 1

Hard Freeze (28°F)

Last Spring Hard Freeze January 28
First Fall Hard Freeze December 27
28.89°N, -97.90°W © OpenStreetMap

Growing Season

297 Days February 16 to December 9

USDA Hardiness Zone iHardiness 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 (−4 to −1°C)

Learn more

Köppen Climate iThe 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

40° 60° 80° 100°
54°
High: 65°F
Avg: 54°F
Low: 43°F
Jan
57°
High: 68°F
Avg: 57°F
Low: 46°F
Feb
63°
High: 74°F
Avg: 63°F
Low: 52°F
Mar
70°
High: 82°F
Avg: 70°F
Low: 59°F
Apr
77°
High: 88°F
Avg: 77°F
Low: 66°F
May
83°
High: 93°F
Avg: 83°F
Low: 72°F
Jun
85°
High: 96°F
Avg: 85°F
Low: 74°F
Jul
85°
High: 97°F
Avg: 85°F
Low: 73°F
Aug
80°
High: 91°F
Avg: 80°F
Low: 69°F
Sep
72°
High: 83°F
Avg: 72°F
Low: 60°F
Oct
63°
High: 74°F
Avg: 63°F
Low: 51°F
Nov
55°
High: 66°F
Avg: 55°F
Low: 44°F
Dec
Avg High Avg Temp Avg Low

Precipitation

0" 4" 8" 12" 12.9"
5.7"
5.67"
Jan
4.7"
4.70"
Feb
5.9"
5.90"
Mar
9.7"
9.71"
Apr
12.9"
12.89"
May
11.0"
10.99"
Jun
6.7"
6.74"
Jul
7.4"
7.36"
Aug
12.3"
12.26"
Sep
8.8"
8.75"
Oct
6.6"
6.63"
Nov
5.7"
5.73"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10.5h11h12h12.5h13.5h14h13.5h13h12h11.5h10.5h10h
Jan: 6:50 AM – 5:10 PM · 10h 21m
Feb: 6:30 AM – 5:30 PM · 11h 00m
Mar: 6:06 AM – 5:54 PM · 11h 48m
Apr: 5:39 AM – 6:21 PM · 12h 42m
May: 5:17 AM – 6:43 PM · 13h 27m
Jun: 5:05 AM – 6:55 PM · 13h 50m
Jul: 5:10 AM – 6:50 PM · 13h 41m
Aug: 5:29 AM – 6:31 PM · 13h 02m
Sep: 5:55 AM – 6:05 PM · 12h 10m
Oct: 6:21 AM – 5:39 PM · 11h 17m
Nov: 6:44 AM – 5:16 PM · 10h 32m
Dec: 6:55 AM – 5:05 PM · 10h 10m
Daylight Longest: 13h 51m · Shortest: 10h 09m

Nearby Stations

Floresville, TX March 6 - November 20 Nixon, TXMarch 7 - November 22 Beeville 5 Ne, TX February 17 - December 8 Goliad, TX February 25 - December 1 Cuero, TXMarch 2 - November 27 Pleasanton, TX February 27 - November 28

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