SHELBYVILLE, TENNESSEE

Average Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15		5		6		8		15		20		24		25		25		21		14		8		5

Average High Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22		10		12		15		22		27		31		32		32		29		22		15		11

Average Low Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8		---		---		2		8		13		17		18		18		14		7		1		---

Highest Recorded Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		41		25		23		26		31		33		39		41		40		40		35		28		23

Lowest Recorded Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-21		-16		-21		-14		-3		---		4		11		8		3		-6		-10		-15

Average Number of Days Above 90F/32C

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		64		---		---		---		---		2		12		20		21		8		1		---		---

Average Number of Days Below 32F/0C

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		81		19		14		13		3		---		---		---		---		---		---		14		18

Average Number of Days Below 0F/-17C

Years on Record: 13

ANNUAL

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Days

---

---

---

---

---

---

---

---

---

---

---

---

---

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1524		121.9		129.5		205.7		109.2		160		106.7		114.3		104.1		111.8		88.9		121.9		149.9

Average Number of Rainy Days

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		86		11		9		7		7		6		7		6		6		6		4		6		8

Average Snowfall

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		21		7		5		4		---		---		---		---		---		---		---		1		2

Average Relative Humidity

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		71		77		74		69		66		70		70		71		72		70		71		70		75

Average Dew Point

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9		---		1		2		7		13		18		20		19		15		9		2		---

Heating Degree Days

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2235.1		421.9		337.4		301.4		75		---		---		---		---		---		94.7		291.7		396.1

Cooling Degree Days

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		800		---		---		---		---		60.3		175		232.5		223.9		108.3		---		---		---

Growing Degree Days

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2413.5		---		---		---		175		318.6		425		490.8		482.2		358.3		163.6		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.6		11.4		12.4		13.6		14.5		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
Mj/m2		14.5		7.5		10		13.7		17.9		19.4		21		20.7		19		16.8		13		8.8		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		5.9		3.4		4.4		5.9		7.3		8.5		8.8		8.5		7.6		6		4.5		3.5		3

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.6		10.8		12.5		15.5		17.9		17.8		18.5		18.6		18.3		18.3		16.7		12.5		10.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.2		10.5		11.9		14.1		16.9		16.6		18.2		18.4		17.8		18.3		17		12.7		10.2

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.5		7.5		10		13.7		17.9		19.4		21		20.7		19		16.8		13		8.8		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		6.2		3.4		4.5		6		7.6		8.7		9.1		8.9		7.9		6.4		5		3.7		3.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19		13.9		15.7		20.1		20.2		21.1		21.1		21.4		20.4		21.6		21.4		16.9		14

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.9		14.9		16.7		21.3		20.9		23.3		24.1		24.5		21.7		24.1		24.2		19.3		15.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.9		6.2		7.1		10.8		14.2		16.3		16.3		18.6		16.9		14.7		9.6		6.1		5.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		3.2		4.1		5.2		6.9		7.8		8.2		7.8		7.1		5.3		3.7		3		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		12.3		8.3		8.1		11.7		14		15		14.5		16.8		16.2		15.7		11.4		7.7		7.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10		7.2		5.9		8.8		10.7		11.6		10.8		14.8		14		14.1		9.3		6.2		6.9