Frost Dates for Amistad Dam, TX

Elevation: 353 m

Frost Dates

Last Spring Frost (50%) February 14

First Fall Frost (50%) December 6

30% Probability

Last Spring Frost February 26

First Fall Frost November 28

Hard Freeze (28°F)

Last Spring Hard Freeze January 26

First Fall Hard Freeze December 22

29.46°N, 101.03°W © OpenStreetMap

Growing Season

296 Days February 14 to December 6

USDA Hardiness Zone

Zone 9a

Avg. annual minimum: 20 to 25°F

Learn more

Köppen Climate

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

30° 50° 70° 90°

51°

Jan

56°

Feb

63°

Mar

70°

Apr

78°

May

83°

Jun

85°

Jul

86°

Aug

80°

Sep

71°

Oct

60°

Nov

52°

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	63°	51°	40°
February	68°	56°	43°
March	76°	63°	51°
April	83°	70°	58°
May	89°	78°	66°
June	95°	83°	72°
July	97°	85°	74°
August	97°	86°	74°
September	90°	80°	69°
October	82°	71°	60°
November	71°	60°	49°
December	63°	52°	41°

Precipitation

0" 2" 4" 4.8"

0.9"

Jan

1.3"

Feb

2.5"

Mar

2.3"

Apr

3.0"

May

4.2"

Jun

4.4"

Jul

4.8"

Aug

4.7"

Sep

3.4"

Oct

1.9"

Nov

1.0"

Dec

Precipitation table

Average monthly precipitation (inches)
Month	Precipitation
January	0.9
February	1.3
March	2.5
April	2.3
May	3.0
June	4.2
July	4.4
August	4.8
September	4.7
October	3.4
November	1.9
December	1.0

Sunrise / Sunset

Jan: 6:51 AM – 5:09 PM · 10h 18m

Feb: 6:31 AM – 5:29 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 29m

Jun: 5:04 AM – 6:56 PM · 13h 53m

Jul: 5:09 AM – 6:51 PM · 13h 43m

Aug: 5:28 AM – 6:32 PM · 13h 04m

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 07m

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	6:51 AM	5:09 PM	10h 18m
February	6:31 AM	5:29 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 29m
June	5:04 AM	6:56 PM	13h 53m
July	5:09 AM	6:51 PM	13h 43m
August	5:28 AM	6:32 PM	13h 04m
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 07m

Nearby Stations

Del Rio 4nw, TX February 19 - December 4 Del Rio Intl AP, TX February 16 - December 3 PALESTINA, Mexico January 29 - December 13 Carta Valley, TX March 4 - November 20 Brackettville 22 N, TX March 11 - November 21 Brackettville, TX March 5 - November 24

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