PARTLOW, VIRGINIA

Average Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12.9		0.8		2.6		7.2		13.3		17.7		22.1		24.3		23.7		19.7		13.4		7.7		2.6

Average High Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		20.5		8.1		9.8		14.7		21.5		25.6		29.5		31.7		30.8		27.3		21.7		15.8		9.7

Average Low Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5.3		-6.3		-4.6		-0.3		5		9.7		14.5		16.9		16.5		11.9		5		-0.3		-4.4

Highest Recorded Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		41.1		24.4		25.6		31.1		35.6		35.6		37.8		40		41.1		41.1		35		30		24.4

Lowest Recorded Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-26.7		-26.7		-22.2		-17.8		-7.8		-5		1.1		5.6		4.4		-3.9		-10		-19.4		-22.8

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		45.8		---		---		---		0.8		2.7		9.5		15		12.2		5.4		0.4		---		---

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		122.6		25.8		22.2		16.9		7.5		1.4		---		---		---		0.3		8.1		17.1		23.3

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		2.8		1.5		0.4		0.1		---		---		---		---		---		---		---		---		0.7

Average Precipitation

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1148		72		91		104		81		107		98		110		129		101		97		79		80

Average Number of Days With Precipitation

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		83		7		8		8		7		9		7		8		8		6		5		5		5

Most Precipitation Reported in a Day

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm.		138.4		53.3		66		57.1		50.8		53.3		111.8		99.1		138.4		109.2		104.1		86.4		77.5

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		80		6		7		8		6		9		7		7		8		6		5		5		5

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		32		2		3		3		2		3		3		3		3		2		3		2		2

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		12		1		1		1		1		1		1		2		2		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		1835		171		189		253		173		231		253		297		310		411		291		184		207

Least Rain Reported in a Month

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		730		5		11		37		14		11		37		10		32		7		2		---		8

Average Snowfall

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		42.2		14.5		10.9		7.4		0.5		---		---		---		---		---		---		2		6.9

Most Snow Reported in a Month

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		137.2		104.1		48.3		61		10.2		---		---		---		---		---		---		20.3		27.9

Heating Degree Days

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2855		541.7		444.2		345.3		152.5		20.7		---		---		---		---		155		318.3		487.4

Cooling Degree Days

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		497.9		---		---		---		---		---		110		184.3		165.3		38.3		---		---		---

Growing Degree Days

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1953.1		---		---		---		97.5		237.7		360		442.6		423.7		288.3		103.3		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.4		11.3		12.4		13.7		14.8		15.3		15		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
Mj/m2		14.3		7.6		10.3		14.1		17.5		19.4		20.9		20.4		18		15.8		12.6		8.5		6.8

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		3.1		4.1		5.6		7.2		8.3		8.8		8.5		7.6		6		4.3		3.2		2.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.8		12		13.6		16.3		17.7		17.8		18.3		18.2		17.4		17.3		16.8		12.8		11.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.6		12.2		13.8		15.7		16.8		17		18.2		18.1		16.4		17.1		17.2		13.4		11.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.3		7.6		10.3		14.1		17.5		19.4		20.9		20.4		18		15.8		12.6		8.5		6.8

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		3.2		4.3		5.8		7.5		8.6		9.1		8.8		7.8		6.3		4.8		3.4		2.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.6		13.7		17		18.9		20.8		21.2		20.7		20.4		19.2		20.5		21.5		16.9		13

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.4		14.5		18.8		19.7		22.4		23.8		23.6		22.6		19.7		22.4		24.6		19.3		13.9

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.7		6.6		7.1		11.8		15.1		13.7		17.4		18.2		15.8		13.8		9.8		6.2		5.2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		3		3.7		5.3		6.5		7.6		8.3		8.1		7.3		5.4		3.4		2.8		2.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.4		9.9		8.5		13.3		15.1		12.6		15.4		16.4		15.2		14.9		12.1		8.2		7.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.4		9.3		6.6		11.1		12.6		8.2		12.6		14.4		12.6		13.2		10.5		7.1		6.8