PIERCE-HEADQUARTERS, IDAHO

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		48		26.3		31.6		39.4		46.8		54.8		63.2		70.9		69.8		60.1		49.3		36		27.3

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59.4		33.5		40.1		49.7		58.7		67.1		76.6		85.7		85		74.5		62.2		45.1		34.9

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		36.4		19		23.1		29.1		34.8		42.4		49.7		56.1		54.5		45.6		36.4		26.8		19.6

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		92.6		43.3		51		59.8		71.1		75		82.5		92.6		90.7		82.5		71.8		57.8		40.7

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		4.6		4.6		14.9		22.7		29.5		38.3		46.2		50		49.6		40.6		31.8		19.2		6.2

Average Number of Days Above 90F/32C

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		41.1		---		---		---		0.1		1.5		3.4		17.8		14.3		4.1		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		137.6		27.3		25		20.7		10		2.1		0.3		---		---		1.8		5.9		18.6		25.9

Average Number of Days Below 0F/-17C

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.6		1.9		1.1		---		---		---		---		---		---		---		---		---		0.6

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		9.2		1.1		0.7		1		0.8		1.1		0.8		0.3		0.3		0.5		0.7		1		0.9

Average Number of Days With Precipitation

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		138		17		14		15		13		11		11		4		5		7		11		15		15

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		4.7		2.5		3.3		2.9		1.8		4.7		3.2		1.6		2		2.5		1.8		2.7		4.1

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		0.1		0.1		---		0.1		---		---		---		---		---		---		---		---

Most Precipitation Reported in a Day

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		4.8		2.2		1.4		1.7		1.5		1.3		2.1		1.9		1.6		1.9		2.5		2.1		4.8

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

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97		14		10		11		9		7		7		2		3		4		8		11		11

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

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		3		3		3		2		1		1		1		1		1		3		4		4

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

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5		1		1		1		---		---		---		---		---		---		1		1		---

Average Snowfall

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		59.1		19.9		17.8		6.5		0.5		---		---		---		---		0.1		0.1		2.8		11.4

Most Snow Reported in a Month

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		60		32		60		17.5		3		---		---		---		---		1.5		1		9.5		15

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6728		1202		936		794		548		326		122		34		37		197		488		873		1171

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		526		---		---		---		---		8		66		217		185		49		1		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2109.5		---		---		---		---		148.8		396		647.9		613.8		303		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.6		10.9		12.5		14.2		15.7		16.4		16		14.7		13		11.4		9.9		9.2

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		1.4		2.3		3.5		4.7		5.4		6		6.7		5.9		4.2		2.6		1.5		1.2

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		0.8		1.2		1.7		2.1		2.5		2.6		2.7		2.3		1.9		1.3		0.9		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.2		2.4		3.5		4.3		4.9		5		5.2		6		5.9		4.9		3.5		2.4		2.1

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		2.1		3.1		3.9		4.7		4.9		5.5		6.7		6.2		4.7		3.3		2.1		1.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		1.4		2.3		3.5		4.7		5.4		6		6.7		5.9		4.2		2.6		1.5		1.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.9		0.9		1.3		2		2.1		2.5		2.7		3.3		2.7		2.1		1.5		1		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.9		2.8		3.7		5.5		5.5		5.9		6		7.2		6.7		6		4.5		2.9		2.4

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		2.4		3.4		5.3		5.7		6.5		7		7.8		7.1		6.1		4.5		2.5		2.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.1		1.3		1.9		3		4.2		4.6		5		4.7		5		3.2		2		1.3		1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.8		1		1.6		2.1		2.4		2.6		2.5		2.2		1.7		1.1		0.8		0.6

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		2.2		2.7		3.6		4.3		4.2		4.4		4.2		5		3.5		2.6		2		1.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		1.8		2.4		3		3.7		3.4		3.8		3.5		4.9		3		2.3		1.7		1.5