SPRING CITY, TENNESSEE

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57.2		36.2		40.7		47.9		56.2		65		72.8		76.7		75.9		69.6		57.9		48.1		39.3

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		69.5		47.6		52.4		61.7		70.1		77.9		84.1		87.7		86.9		81.7		71.4		60.7		50.5

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		45		24.7		28.9		34		42.2		52		61.5		65.7		64.8		57.5		44.4		35.4		28.1

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		0.5		---		---		---		---		---		---		---		0.5		---		---		---		---

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		24.9		---		---		---		0.2		---		4.2		9.2		8.6		2.3		0.4		---		---

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		122		---		---		0.6		3.8		13.1		23.6		29.4		27.6		19.2		4.7		---		---

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		193.8		---		0.5		7.1		16.1		27		29.5		31		31		29.1		17.5		4		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		257.3		4.4		6.6		18.3		25.3		30.7		30		31		31		30		28.4		16.8		4.8

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		310.7		13.4		16.2		26.1		29.1		31		30		31		31		30		31		26.3		15.6

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		349.7		23.2		25.1		30.7		30		31		30		31		31		30		31		30		26.7

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		355.7		31		28		31		30		31		28.6		26.3		27.9		29.9		31		30		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		275.1		31		28		31		30		26.1		11.9		2.8		5.3		18.7		29.8		29.6		31

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		212.2		30.8		28		30		25.4		12.1		0.6		---		---		3.7		22.9		28.1		30.7

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		151.2		28.1		26.2		23.7		13.2		2.5		---		---		---		---		9.5		21		27

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		96.8		23.4		19.3		14.1		2.8		0.1		---		---		---		---		2.3		12.7		22.2

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		18.8		10.7		2.1		0.6		---		---		---		---		---		---		---		0.4		4.9

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		3		2.5		0.2		---		---		---		---		---		---		---		---		---		0.3

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		57		5.2		4.9		5		4.7		4.9		4.7		5.5		3.7		4.8		3.2		5.1		5.4

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4024		894		682		532		274		77		3		---		---		22		233		510		796

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1195		---		---		---		8		75		237		363		336		159		13		2		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3999		5		9		69		216		465		684		827		801		588		265		57		14

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.5		11.4		12.4		13.6		14.6		15		14.8		13.9		12.8		11.7		10.7		10.3

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		2.7		3.8		4.9		5.3		5.8		5.7		5.2		4.6		3.6		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		1.7		0.9		1.2		1.6		2		2.4		2.5		2.4		2.1		1.7		1.3		1		0.9

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		3		3.4		4.3		4.9		4.8		5.1		5.1		5		5		4.6		3.5		2.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.1		3		3.2		3.9		4.5		4.4		5		5		4.8		4.9		4.7		3.5		2.8

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		2.7		3.8		4.9		5.3		5.8		5.7		5.2		4.6		3.6		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		1		1.3		1.7		2.1		2.4		2.5		2.5		2.2		1.8		1.4		1		0.9

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		4.3		5.4		5.4		5.7		5.8		5.9		5.5		6.1		5.9		5		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		4.1		4.5		5.6		5.5		6.2		6.5		6.8		5.8		6.8		6.6		5.9		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		1.7		1.9		3.1		3.9		4.5		4.6		5.2		4.6		3.9		2.6		1.7		1.6

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		2		2.2		2.3		2.2		2		1.5		1		0.8		0.8

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		2.3		2.2		3.3		3.9		4.1		4.1		4.6		4.5		4.2		3		2.1		2.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.7		2		1.6		2.5		2.9		3.1		3.1		4.1		3.8		3.6		2.4		1.7		2