POWHATAN, VIRGINIA

Average Temperature

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		56.5		36.5		38.5		45.8		56.8		65		72.5		76.7		75.4		68.1		57.3		47.3		37.7

Average High Temperature

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		69.1		48.2		50.6		59.2		70.7		78.3		85.1		89		86.8		80.6		70.9		60.5		49.4

Average Low Temperature

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		43.8		24.4		26.4		32.5		42.9		51.7		59.8		64.5		64		55.4		43.8		34.1		26

Highest Recorded Temperature

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		105		76		78		90		94		94		101		104		104		105		94		86		78

Lowest Recorded Temperature

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-6		-6		-2		5		20		27		39		45		42		32		17		10		-6

Average Number of Days Above 90F/32C

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40.1		---		---		0.1		0.6		2.2		8.8		14.1		10.4		3.6		0.5		---		---

Average Number of Days Below 32F/0C

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107.6		22.6		20		16.5		5.9		0.5		---		---		---		0.1		5.1		14.5		22.5

Average Number of Days Below 0F/-17C

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1		0.5		0.3		---		---		---		---		---		---		---		---		---		0.2

Average Precipitation

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		41.5		3.2		2.8		3.6		3.3		3.5		3.2		4.2		4.5		3.5		3.1		3.2		3.2

Average Number of Days With Precipitation

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		92		8		7		9		8		9		8		9		8		6		6		7		7

Most Precipitation Reported in a Day

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		6.4		2.8		3		2.4		2.9		2.8		2.5		5.1		6.4		5.1		4.8		5		3.8

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		73.1		6.2		5.7		6.7		6.6		7.4		5.9		7.4		5.8		5.2		4.6		5.7		5.9

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

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		72		6		6		7		7		7		6		7		6		5		5		5		6

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

Years on Record: 87

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

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		30.4		2.6		2.2		2.7		2.2		2.9		2.1		3.2		2.9		2.1		2.4		2.5		2.6

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

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11		1		1		1		1		1		1		1		1		1		1		1		1

Most Rain Reported in a Month

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		68.3		8.8		7		9.3		7.4		7.7		9.9		11.7		14.6		11.5		8.8		11.4		9.1

Least Rain Reported in a Month

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		26.4		0.5		0.3		0.3		0.1		---		0.4		0.7		0.4		0.1		---		0.3		0.3

Average Snowfall

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		8.8		3.5		2.5		1.4		---		---		---		---		---		---		---		0.3		1.1

Most Snow Reported in a Month

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		41.1		36.5		17		17.5		1		---		---		---		---		---		0.7		4		12.5

Heating Degree Days

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4092.5		889.7		748.6		593.7		246		---		---		---		---		---		237.2		531		846.3

Cooling Degree Days

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1000.2		---		---		---		---		---		223.5		364.3		322.4		90		---		---		---

Growing Degree Days

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3727.1		---		---		---		204		465		673.5		829.3		787.4		540		227.9		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.4		11.3		12.4		13.7		14.7		15.2		14.9		14		12.8		11.6		10.6		10.1

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		2.1		2.9		3.9		4.9		5.4		5.8		5.7		5		4.4		3.5		2.4		1.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.9		1.1		1.6		2		2.3		2.5		2.4		2.1		1.7		1.2		0.9		0.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		3.3		3.8		4.5		4.9		5		5.1		5.1		4.8		4.8		4.7		3.6		3.1

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		3.4		3.8		4.4		4.7		4.7		5.1		5		4.6		4.7		4.8		3.7		3.2

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		2.1		2.9		3.9		4.9		5.4		5.8		5.7		5		4.4		3.5		2.4		1.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		0.9		1.2		1.6		2.1		2.4		2.5		2.5		2.2		1.8		1.3		1		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		3.8		4.7		5.3		5.8		5.9		5.8		5.7		5.3		5.7		6		4.7		3.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.7		4		5.2		5.5		6.2		6.6		6.6		6.3		5.5		6.2		6.8		5.4		3.9

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.3		1.8		2		3.3		4.2		3.8		4.8		5.1		4.4		3.8		2.7		1.7		1.4

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		0.8		1		1.5		1.8		2.1		2.3		2.2		2		1.5		1		0.8		0.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.5		2.7		2.4		3.7		4.2		3.5		4.3		4.6		4.2		4.1		3.4		2.3		2.1

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		2.6		1.8		3.1		3.5		2.3		3.5		4		3.5		3.7		2.9		2		1.9