CHILHOWIE, VIRGINIA

Average Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11		---		1.4		5.6		11		15.7		19.6		21.4		21		17.7		11.6		5.9		1.4

Average High Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		18.4		6.5		8.2		12.8		19		23.6		27.2		28.8		28.4		25.7		20.1		13.5		7.8

Average Low Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3.6		-6.6		-5.3		-1.7		3.1		7.8		11.9		14.1		13.6		9.7		3		-1.8		-5.1

Highest Recorded Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		37.2		22.8		23.3		29.4		31.7		32.2		35.6		36.1		35		37.2		32.2		29.4		22.2

Lowest Recorded Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-28.3		-27.8		-25		-19.4		-8.9		-5.6		-1.7		2.8		3.9		-1.7		-12.8		-16.1		-28.3

Average Number of Days Above 90F/32C

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.7		---		---		---		---		0.1		2.1		3.4		2.1		0.9		0.1		---		---

Average Number of Days Below 32F/0C

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		137.2		26		23.1		19.8		10.1		2		0.1		---		---		0.7		10.4		20.3		24.6

Average Number of Days Below 0F/-17C

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.2		2		1.5		0.1		---		---		---		---		---		---		---		---		0.6

Average Precipitation

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1087		96		94		107		90		105		85		112		96		74		68		71		88

Average Number of Days With Precipitation

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		133		13		11		13		12		12		11		12		11		8		9		11		12

Most Precipitation Reported in a Day

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm.		95.2		44.2		43.4		64		57.4		95.2		76.2		73.7		58.4		58.9		72.4		36.8		57.1

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		89		9		8		9		8		9		7		9		7		5		5		6		8

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29		3		3		3		2		3		2		3		3		2		2		2		3

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

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8		1		1		1		1		1		1		1		1		1		1		---		1

Most Rain Reported in a Month

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1508		227		168		232		169		174		148		210		133		185		159		124		174

Least Rain Reported in a Month

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		853		43		11		46		11		27		14		38		48		14		2		26		9

Average Snowfall

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		48.8		17.3		10.7		7.9		0.8		---		---		---		---		---		---		3.3		8.9

Most Snow Reported in a Month

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		102.6		69.3		41.4		54.6		5.1		---		---		---		---		---		---		16.5		50.8

Heating Degree Days

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3293.1		569.2		477.1		395.3		219.2		80.9		---		---		---		20		210.1		374.2		526.2

Cooling Degree Days

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		216.7		---		---		---		---		---		36.7		96.4		83.6		---		---		---		---

Growing Degree Days

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1469.8		---		---		---		30.8		177.4		286.7		354.8		341.9		230		48.2		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.5		11.3		12.4		13.6		14.6		15.2		14.9		14		12.8		11.6		10.7		10.2

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.9		7.3		9.5		13.2		16.5		18.6		20.6		19.8		18.2		15.7		12.4		8.3		6.5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.9		3.2		4.3		5.8		7.3		8.5		8.9		8.7		7.7		6.1		4.5		3.4		2.9

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15		10.8		11.9		15		16.6		17.1		18.1		17.8		17.6		17.1		16.1		12.1		10

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.3		10.5		11.1		13.5		14.8		15.5		17.6		16.9		16.6		16.5		16.1		12.2		9.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.9		7.3		9.5		13.2		16.5		18.6		20.6		19.8		18.2		15.7		12.4		8.3		6.5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.1		3.3		4.4		5.9		7.5		8.6		9.1		8.9		7.9		6.4		4.8		3.6		3

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.3		13.2		14.4		18.9		19		21.2		20.2		20.4		19.6		20.9		20.9		19		12.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.8		14		14.7		19.6		19		23.8		22.1		22.4		20.2		22.9		23.4		22.6		12.9

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.3		6		7.1		9.3		13.1		14.8		17.5		18		16.3		13.5		8.7		5.3		5.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		3.1		4.2		5.3		7.1		7.7		8.5		8.1		7.3		5.4		3.7		2.5		2.8

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.6		8.3		8.3		9.9		13		13.6		15.6		16.2		15.7		14.4		10.3		6.5		7.5

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.2		7.3		6.3		6.6		9.2		9.6		12.6		13.9		13.3		12.2		8		4.8		6.6