CASTLE HILLS, TEXAS

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Elevation: 794 feet Latitude: 29 31N Longitude: 098 28W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

07:56 am

09:07 pm
Local Time
10:22 pm EDT
25 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 152

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		68		50		55		60		68		75		80		82		84		78		69		59		51

Average High Temperature

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		77		60		64		71		78		84		91		93		93		87		80		69		62

Average Low Temperature

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57		41		42		50		57		64		71		73		73		68		59		48		42

Average Heat Index Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		69.8		51.5		55.6		62.1		69.3		77.1		83.6		85.9		86.4		80.3		70.8		61.2		52.8

Average Wind Chill Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		68.4		49.5		54.1		61.4		69		76.2		81.4		83.6		84.2		79		70.3		60.4		51

Average Number of Days Above 100F/38C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.4		---		---		---		---		0.2		1.3		3.1		3.1		0.8		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		110.6		---		0.2		0.4		2.1		9.5		21.5		26.9		28.4		17.8		3.7		0.1		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		203.7		0.7		2.9		7.8		17.3		27.1		29.6		30.8		30.9		28.3		20.7		6.4		1.2

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		281.8		9.1		12.2		21.7		27.6		31		30		31		31		29.7		29.1		19.3		10.1

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		329		19.5		20.8		28		29.6		31		30		31		31		30		30.8		26.6		20.7

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		354.3		26.7		25.9		30.5		30		31		30		31		31		30		31		29.3		27.9

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		363		30.2		27.5		31		30		31		30		31		31		30		31		30		30.2

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		248.9		31		28		30.7		28		20.2		7.3		1.4		2.3		13.8		26		29.2		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		172.1		29.8		25.9		24.7		16.2		4.1		0.3		---		---		3.2		15.1		24		28.9

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		112.6		25.7		20.7		14.8		6		0.4		---		---		---		0.2		5		15.1		24.7

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		51.7		15.6		9.5		4.6		0.7		---		---		---		---		---		0.5		6		14.7

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15.5		5.3		2.7		1		0.1		---		---		---		---		---		---		1.1		5.2

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.9		0.3		0.2		---		---		---		---		---		---		---		---		---		0.5

Average Number of Days Below 10F/-12C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		---		---		---		---		---		---		---		---		---		---		---		0.1

PRECIPITATION

Average Precipitation

Years on Record: 149

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		29.1		1.6		1.8		1.8		2.8		3.6		3.1		2.1		2.5		3.3		2.7		2.1		1.8

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		83		7		7.2		8.8		6.4		8.5		7.5		5.2		4.7		6.6		6.9		6.7		7.5

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46.3		3.7		3.4		4.3		3.2		4.8		5.1		3.4		3.1		4.1		4.5		3.4		3.3

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19.5		1		0.9		1.4		1.4		2.5		2.7		1.5		1.3		2		2.3		1.5		1

Avg. No. of Days w/Rain Above 1in/25mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9.4		0.4		0.4		0.6		0.6		1.4		1.4		0.7		0.6		1		1.2		0.8		0.3

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		0.7		0.7		---		---		---		---		---		---		---		---		---		---		---

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.4		0.2		0.2		---		---		---		---		---		---		---		---		---		---

Avg. No. of Days w/Snow Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		0.1		---		---		---		---		---		---		---		---		---		---		---

Avg. # of Days w/Snow Depth Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.2		0.2		---		---		---		---		---		---		---		---		---		---		---

Avg. # of Days w/Snow Depth Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		0.1		---		---		---		---		---		---		---		---		---		---		---

Avg. # of Days w/Snow Depth Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		0.1		---		---		---		---		---		---		---		---		---		---		---

HUMIDITY

Average Dew Point

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		55.8		38.8		42.4		48.3		55.3		64.3		69		69.5		68.9		65.2		57.6		49.1		40.3

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1494		416		283		154		39		2		---		---		---		2		31		178		391

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3132		7		19		65		168		370		523		608		631		443		221		62		14

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7348		142		199		388		580		834		973		1073		1096		891		656		351		166

BAROMETER

Average Sea Level Pressure

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
InHg		30		30.1		30.1		30		29.9		29.9		29.9		30		29.9		29.9		30		30.1		30.1

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.9		11.6		12.4		13.3		14.1		14.5		14.3		13.6		12.7		11.8		11.1		10.7

Average Percent Chance - Clear Skies

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		22.5		26.6		24.8		23.7		21.6		14.5		13.7		17.2		17.5		22.9		30.4		28.8		27.8

Average Percent Chance - Scattered Clouds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		10		5.1		5.2		6		7		10.6		15.7		16.9		19.8		13.5		8.7		5.8		5

Average Percent Chance - Few Clouds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		14.4		10.8		11		11.1		10.5		12.8		18.1		20.8		22.6		18.4		14.3		10.7		11.2

Average Percent Chance - Broken Clouds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		21.1		14		15.1		16.4		19.1		26.2		29.8		29		28		26.3		18.7		16.6		13.3

Average Percent Chance - Overcast Skies

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		32.1		43.6		43.9		42.8		41.8		35.9		22.8		16.1		12.1		18.9		27.9		38		42.7

WIND

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		8.4		7.8		8.3		9.1		9.4		9.4		9.2		8.7		8.1		7.5		7.7		7.8		7.7

Average Percent Chance - Calm Winds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		5.7		8.2		6.5		4.9		3.6		3		3.3		3.5		4.9		7.8		7.6		7.5		7.9

Average Primary Wind Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		159.8		80.6		121.8		161.7		186.4		188.3		201.6		204		203.8		170.4		154.6		147.2		96.2

Average Secondary Wind Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		184.4		172.1		136.7		173.2		185.8		196.9		188.9		202.3		201.9		168.8		178.7		191.7		211.2

Average Wind Vector Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		104.4		40.5		60.4		101.6		121.1		135.5		146.6		153.5		151		106.3		95.7		94.3		44.1

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.6		2.9		3.4		4.5		5.4		5.7		6.4		6.6		6		5		4.1		3.2		2.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		1.1		1.4		1.7		2.1		2.4		2.3		2.2		2.1		1.8		1.4		1.1		1

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.9		3.8		4.2		4.9		5.3		5.2		5.6		5.9		5.7		5.3		4.9		4.1		3.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.9		4		3.9		4.5		5		4.8		5.9		6.4		5.9		5.2		4.9		4.3		3.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.6		2.9		3.4		4.5		5.4		5.7		6.4		6.6		6		5		4.1		3.2		2.7

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.8		1.2		1.5		1.8		2.2		2.4		2.5		2.4		2.2		1.9		1.6		1.2		1.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.9		4.9		5.6		6.2		6.7		5.8		6.3		6.4		6.3		6.2		5.9		5.4		4.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.6		5.7		6		6.8		7.7		6.1		7.5		7.5		7.1		6.7		6.5		6.3		5.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		2.3		2.6		3.4		4.4		4.7		5.5		5.6		5.3		4.3		3		2.3		2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.9		1.2		1.5		1.7		2.2		2.1		2		1.9		1.6		1.2		0.9		0.9

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		2.8		3		3.5		4.2		4.4		5		5.1		5.1		4.5		3.4		2.7		2.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.2		2.4		2.2		2.6		3.3		3.3		4.4		4.6		4.7		3.8		2.7		2.2		2.2

NEARBY - MAP

NEARBY - LIST

San Antonio, Texas (0 mi / 0 km)
San Antonio - Garden Ridge, Texas (10 mi / 16 km)
Converse, Texas (11 mi / 18 km)
China Grove, Texas (12 mi / 20 km)
Lackland Air Force Base, Texas (12 mi / 19 km)

GEOBA.SE

Castle Hills, Texas