VAUGHN, WASHINGTON

Average Temperature

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10		3		5		7		9		12		15		17		17		15		11		6		4

Average High Temperature

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15		6		9		11		15		19		21		24		24		21		15		10		7

Average Low Temperature

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6		1		2		2		4		7		9		11		11		9		6		4		2

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		27		10.1		11.7		14.8		16.8		21.7		23.4		27		27		23.8		18.6		12.6		9.4

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-2.4		-2.4		-1.2		1.2		1.9		5.3		7.7		10.3		10.9		7.4		4.3		-0.5		-1

Average Number of Days Above 90F/32C

Years on Record: 89

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.2		---		---		---		---		0.1		0.5		1.9		1.7		0.1		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 89

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		45.3		11.8		9.6		7.2		2.6		0.1		---		---		---		---		0.7		4.1		9.1

Average Precipitation

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1330		200		160		130		80		40		30		20		30		50		120		200		210

Average Number of Days With Precipitation

Years on Record: 89

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		146		18		16		16		13		10		8		4		5		7		12		18		19

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		445		349		334		309		219		140		89		74		115		203		282		388		445

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		8		4		26		33		2		5		---		2		---		9		50		41

Most Precipitation Reported in a Day

Years on Record: 89

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		160		149.1		139.7		103.4		80		35.8		35.8		46.5		53.3		55.6		85.1		160		154.7

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

Years on Record: 89

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		102		14		12		11		8		6		4		2		3		5		9		13		15

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

Years on Record: 89

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		34		6		4		3		2		1		1		---		1		1		3		6		6

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

Years on Record: 89

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		2		2		1		---		---		---		---		---		---		1		2		2

Average Snowfall

Years on Record: 89

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		12.4		5.6		2.3		0.5		---		---		---		---		---		---		---		1.5		2.5

Most Snow Reported in a Month

Years on Record: 89

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		47		47		25.4		17		---		---		---		---		---		---		---		23.1		26.7

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2833.9		440.6		354.4		340.6		262.8		173.3		93.9		44.4		33.3		91.1		227.8		342.8		428.9

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		62.8		---		---		---		---		0.6		5.6		20.6		28.9		7.2		---		---		---

Growing Degree Days

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		919.4		---		---		---		---		86.1		166.7		241.1		241.1		150		34.4		---		---

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		15.8		16.5		16.1		14.7		13		11.3		9.9		9.1

Average 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		4		7.1		10.7		14.7		17.9		19.8		21.1		18.8		14.6		8.3		4.5		3.4

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.9		2.5		3.8		5.8		7.7		9		9.5		9.1		8		6.5		4.3		2.8		2.2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13		6.3		10		12.6		15		16.4		17.1		18.8		18.6		16.9		11.2		7		5.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.1		5.4		8.9		10.5		12.7		14.9		16.7		19.7		18.8		16.1		10.3		5.9		4.8

Maximum 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		4		7.1		10.7		14.7		17.9		19.8		21.1		18.8		14.6		8.3		4.5		3.4

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		4.4		6.4		7.7		9.1		9.6		9.5		8.1		7.1		5.1		3.3		2.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.1		8.6		12.6		16.7		18.8		20.7		20.7		23		21.3		20		14.8		9.4		6.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		7.7		11.7		15.4		18.8		22.8		23.8		26.8		23		19.9		14.3		8.3		6.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.9		3.3		5		8.6		12.4		15.4		16.7		14.9		15.7		12.5		7.2		3.8		2.8

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		2.2		3.1		5.4		7.6		8.8		9.3		9		7.9		6.2		3.9		2.5		1.9

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.3		4.9		6.7		9.6		12.3		14.1		14.6		13.2		15.3		14.1		9.5		5.5		4.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.2		3.9		5.4		6.9		8.7		10.8		11.6		9.5		13.1		12.6		8.4		4.4		3.5