MOUNT VERNON, GEORGIA

Average Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-17.8		10.8		8.6		15.6		15.4		-17.8		29.1		27.8		27.2		25.3		-17.8		16.2		10.8

Average High Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-17.8		15.7		13.7		20.6		19.7		-17.8		34.5		32.7		32.2		29.9		-17.8		21.3		15.6

Average Low Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-17.8		5.8		3.4		10.6		11.1		-17.8		23.7		22.9		22.3		20.6		-17.8		11.1		6.2

Highest Recorded Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		38.3		25.6		25.6		29.4		27.8		-17.8		38.3		36.1		33.9		33.3		30.6		25.6		23.9

Lowest Recorded Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-18.3		-5.6		-18.3		-2.2		3.3		-17.8		20.6		16.1		17.8		16.1		9.4		5		-1.7

Average Number of Days Above 90F/32C

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		75		---		---		---		---		---		26		24		19		6		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19		4.5		8.5		0.5		---		---		---		---		---		---		---		---		5.5

Average Number of Days Below 0F/-17C

Years on Record: 118

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

Average Precipitation

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1077		95		91		112		79		82		103		103		132		73		59		60		88

Average Number of Days With Precipitation

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		67		6		6		6		5		5		6		7		8		5		4		4		6

Most Precipitation Reported in a Day

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm.		161		101.6		68.6		117.3		113.8		114.3		86.4		133.3		161		94		112		74.9		96

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

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		58		5		5		5		4		5		5		6		7		4		3		4		5

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

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29		2		3		3		2		2		3		3		3		2		1		2		2

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

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14		1		1		2		1		1		1		1		2		1		1		1		1

Most Rain Reported in a Month

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1561		265		198		306		245		219		350		254		447		310		233		194		291

Least Rain Reported in a Month

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		673		17		5		8		---		4		---		11		4		---		---		---		9

Most Snow Reported in a Month

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		5.1		1.3		5.1		---		---		---		---		---		---		---		---		---		---

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1076.1		297.8		218.3		116.7		31.1		---		---		---		---		---		38.9		127.2		246.1

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1286.1		10.6		5.6		16.7		44.4		141.1		225		282.2		267.2		188.3		77.2		18.9		8.9

Growing Degree Days

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3198.8		24.1		---		172.2		161.7		308.3		571.7		551.1		533.9		458.3		186		185		25.8

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.8		11.5		12.4		13.4		14.3		14.7		14.5		13.7		12.7		11.8		10.9		10.5

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.1		9.9		12.3		16.2		20.3		22		21		21		19		16.5		14.4		11.2		9.4

Average 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		3.7		4.7		6		7.1		8.1		8.8		8.6		7.8		6.5		4.9		3.8		3.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.3		13.7		15.5		18.1		20.1		20.1		18.6		18.9		18.2		17.5		17.8		15.2		13.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.2		14.4		15.1		17.5		20.4		20.6		17.9		18.3		16.9		16.3		18		16.3		14.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.1		9.9		12.3		16.2		20.3		22		21		21		19		16.5		14.4		11.2		9.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.5		3.9		5		6.4		7.7		8.7		9.1		8.9		8.1		6.9		5.4		4.2		3.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.3		16.9		19.7		20.9		23.3		22.1		21.4		21.4		20.6		19.9		23.2		18		15.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.5		19.3		21.5		22.2		26.8		24.9		23.9		23.7		21.4		20.3		26.8		20.8		18.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.4		7.5		9.8		13.2		17.2		18.4		18.2		18.1		16.5		14		11.9		7.8		7.9

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		3.3		4.1		5.4		6.1		7.5		8.1		7.9		7.3		6.1		3.7		3.4		3.1

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.9		9.5		11.6		14.3		16.9		16.9		16.3		16.4		15.8		14.5		13.9		9.6		10.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.7		8.2		9.4		11.7		14.7		14.3		13.4		13.6		12.7		11.7		12.2		8.1		10.5