PALMETTO, TENNESSEE

Average Temperature

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15.4		4.6		5.7		10.3		15.2		19.8		24		25.7		25.3		22.4		16.3		9.8		5.3

Average High Temperature

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		21.6		10		11.5		16.5		21.7		26.3		30.3		31.8		31.7		29.2		23.5		16.2		10.7

Average Low Temperature

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.2		-0.8		-0.1		4.2		8.7		13.4		17.8		19.6		18.9		15.6		9.1		3.4		-0.1

Highest Recorded Temperature

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		42.8		25		30.6		31.1		32.2		35.6		40.6		42.8		41.7		41.7		35.6		30		25.6

Lowest Recorded Temperature

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-28.9		-28.9		-27.8		-17.2		-5.6		-0.6		4.4		8.3		6.1		---		-6.1		-19.4		-20.6

Average Number of Days Above 90F/32C

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		50.1		---		---		---		---		1.8		9.9		15.2		14.6		8		0.6		---		---

Average Number of Days Below 32F/0C

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		73.6		17.8		14.9		9.3		2.3		0.1		---		---		---		---		1.9		10.3		17

Average Number of Days Below 0F/-17C

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.8		0.5		0.2		---		---		---		---		---		---		---		---		---		0.1

Average Precipitation

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1297		126		122		142		111		111		100		127		94		81		76		90		118

Average Number of Days With Precipitation

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		103		10		9		10		9		9		9		10		8		7		6		7		9

Most Precipitation Reported in a Day

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm.		193		118.9		154.9		193		101.6		124.5		125.5		109.2		162.6		139.7		106.7		79		138.4

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

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		81		8		7		8		7		7		7		8		6		5		5		6		7

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

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		36		4		3		4		3		3		3		3		2		2		2		3		3

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

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15		1		2		2		1		1		1		2		1		1		1		1		1

Most Rain Reported in a Month

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1848		449		330		367		318		355		355		328		290		219		263		266		274

Least Rain Reported in a Month

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		941		26		19		26		12		15		7		27		8		12		---		9		21

Average Snowfall

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		20.3		6.9		5.1		2.5		---		---		---		---		---		---		---		1.3		4.1

Most Snow Reported in a Month

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		55.9		61		40.6		22.9		---		---		---		---		---		---		5.1		21.6		38.1

Heating Degree Days

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2168		425.4		356.3		247.2		94.2		---		---		---		---		---		63.7		255.8		403

Cooling Degree Days

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		783.4		---		---		---		---		46.5		170.8		229.1		216.2		120.8		---		---		---

Growing Degree Days

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2419.9		---		---		11.2		155.8		304.8		420.8		487.4		474.5		370.8		194.6		---		---

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		14.7		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		14.9		8		10.6		14.4		17.9		19.9		20.9		20.8		19		17		13.5		9.4		7.4

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		3.5		4.5		5.9		7.3		8.4		8.8		8.5		7.7		6.1		4.6		3.6		3.1

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16		11.4		13.1		16.3		17.9		18.2		18.4		18.6		18.3		18.4		17.2		13.1		11.1

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		11.3		12.6		15.2		16.8		17.3		18		18.4		17.5		18.4		17.6		13.5		11.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.9		8		10.6		14.4		17.9		19.9		20.9		20.8		19		17		13.5		9.4		7.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		3.5		4.6		6.1		7.6		8.7		9.1		8.9		8		6.6		5.1		3.8		3.2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.6		15.3		16.5		21.6		20.2		21.6		21.8		21.3		20.9		21.6		21.7		17.2		14.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.7		17.1		17.5		23.7		20.8		24.3		25.6		24.1		22.6		23.8		24.6		19.7		16.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.1		6.5		7.6		11.4		14.8		16.7		16.6		17.8		16.3		14.1		9.8		6.9		6.2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		3.1		4.2		4.9		7		7.6		7.9		7.8		7.1		5.4		3.7		3.1		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		12.5		8.6		8.7		12.3		14.6		15.4		14.8		16		15.7		14.9		11.4		8.8		8.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.1		7.5		6.5		9.4		11.3		12.1		11.1		13.2		12.9		12.7		9.2		7.3		7.7