Frost Dates for Chisos Basin, TX

Elevation: 1615 m

Frost Dates

Last Spring Frost (50%) March 10

First Fall Frost (50%) November 19

30% Probability

Last Spring Frost March 23

First Fall Frost November 10

Hard Freeze (28°F)

Last Spring Hard Freeze February 21

First Fall Hard Freeze December 2

29.27°N, 103.30°W © OpenStreetMap

Growing Season

254 Days March 10 to November 19

USDA Hardiness Zone

Zone 8b

Avg. annual minimum: 15 to 20°F

Learn more

Köppen Climate

BSk Cold Semi-Arid (Steppe)

Cool to cold with low rainfall and wide temperature swings. Common in the western Great Plains and central Asia. Short growing seasons benefit from season extension techniques.

Köppen climate map

Temperature

30° 50° 70° 90°

48°

Jan

52°

Feb

57°

Mar

64°

Apr

72°

May

76°

Jun

75°

Jul

74°

Aug

70°

Sep

64°

Oct

55°

Nov

49°

Dec

32°F

Avg High Avg Temp Avg Low Light Frost (32°F)

Temperature table

Average monthly temperatures (°F)
Month	Avg High	Avg Temp	Avg Low
January	58°	48°	38°
February	63°	52°	41°
March	69°	57°	46°
April	76°	64°	52°
May	83°	72°	60°
June	87°	76°	65°
July	85°	75°	65°
August	84°	74°	65°
September	79°	70°	60°
October	74°	64°	54°
November	65°	55°	45°
December	59°	49°	39°

Precipitation

0" 2" 4" 5.4"

2.0"

Jan

1.6"

Feb

0.0"

Mar

0.0"

Apr

3.5"

May

4.7"

Jun

5.2"

Jul

5.4"

Aug

4.2"

Sep

3.2"

Oct

2.3"

Nov

0.2"

Dec

Precipitation table

Average monthly precipitation (inches)
Month	Precipitation
January	2.0
February	1.6
March	0.0
April	0.0
May	3.5
June	4.7
July	5.2
August	5.4
September	4.2
October	3.2
November	2.3
December	0.2

Sunrise / Sunset

Jan: 6:50 AM – 5:10 PM · 10h 19m

Feb: 6:30 AM – 5:30 PM · 10h 59m

Mar: 6:06 AM – 5:54 PM · 11h 47m

Apr: 5:39 AM – 6:21 PM · 12h 43m

May: 5:16 AM – 6:44 PM · 13h 28m

Jun: 5:04 AM – 6:56 PM · 13h 52m

Jul: 5:09 AM – 6:51 PM · 13h 42m

Aug: 5:28 AM – 6:32 PM · 13h 03m

Sep: 5:55 AM – 6:05 PM · 12h 10m

Oct: 6:22 AM – 5:38 PM · 11h 16m

Nov: 6:45 AM – 5:15 PM · 10h 30m

Dec: 6:56 AM – 5:04 PM · 10h 08m

Daylight Longest: 13h 53m · Shortest: 10h 07m

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month	Sunrise	Sunset	Daylight
January	6:50 AM	5:10 PM	10h 19m
February	6:30 AM	5:30 PM	10h 59m
March	6:06 AM	5:54 PM	11h 47m
April	5:39 AM	6:21 PM	12h 43m
May	5:16 AM	6:44 PM	13h 28m
June	5:04 AM	6:56 PM	13h 52m
July	5:09 AM	6:51 PM	13h 42m
August	5:28 AM	6:32 PM	13h 03m
September	5:55 AM	6:05 PM	12h 10m
October	6:22 AM	5:38 PM	11h 16m
November	6:45 AM	5:15 PM	10h 30m
December	6:56 AM	5:04 PM	10h 08m

Nearby Stations

Panther Junction, TX March 5 - November 25 Panther Junction 2 N, TX March 6 - November 22 Terlingua Rch 2, TX March 8 - November 19 Study Butte, TX February 21 - November 30 Castolon, TX February 18 - November 29 Lake Ament, TX March 4 - November 25

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