HAWLEY, OKLAHOMA

Average Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15		2		4		7		14		19		26		27		27		23		16		8		4

Average High Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		21		7		10		13		20		25		32		33		34		30		23		15		10

Average Low Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9		-3		-1		1		8		14		20		22		21		16		10		2		-1

Highest Recorded Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		45		26		27		30		35		39		43		45		43		40		36		27		28

Lowest Recorded Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-21		-21		-19		---		-3		---		9		13		10		5		-4		-11		-17

Average Number of Days Above 90F/32C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		78		---		---		---		---		3		15		21		23		11		2		---		---

Average Number of Days Below 32F/0C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		84		23		16		11		1		---		---		---		---		---		---		9		20

Average Number of Days Below 0F/-17C

Years on Record: 12

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Average Precipitation

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		710		20		30		30		50		140		90		80		60		60		50		20		10

Average Number of Rainy Days

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		47		2		3		3		5		7		5		4		4		3		3		2		1

Average Snowfall

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		26		9		8		4		---		---		---		---		---		---		---		1		2

Average Relative Humidity

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		64		69		69		63		62		68		64		61		60		58		61		63		66

Average Dew Point

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7		-3		-1		---		6		13		17		18		18		13		7		---		-2

Heating Degree Days

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2453.1		499.4		384.5		327.2		116.7		---		---		---		---		---		43.1		291.7		439.2

Cooling Degree Days

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1037.8		---		---		---		---		51.7		233.3		301.4		301.4		150		---		---		---

Growing Degree Days

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2661.3		---		---		---		133.3		310		483.3		559.7		559.7		400		215.3		---		---

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		11.3		12.4		13.6		14.6		15.1		14.9		14		12.8		11.6		10.7		10.2

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.9		8.6		11.2		15		18.9		21.2		22.9		24.3		20.9		17.3		13.2		9.5		7.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		3		4.1		5.5		7		8.1		8.5		7.7		7.1		5.8		4.3		3.2		2.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.5		13.8		14.8		17.5		19.1		19.4		20		21.6		20.2		19.1		17.5		14.3		12.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.5		14.7		15.4		17.3		19.2		19.9		21.7		25.2		21.6		19.9		18.1		15.4		13.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.9		8.6		11.2		15		18.9		21.2		22.9		24.3		20.9		17.3		13.2		9.5		7.7

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		5.9		7.5		8.6		9.1		8.2		7.6		6.4		4.8		3.6		3

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.2		19.4		20.1		22.3		22.6		21.8		22.6		24.1		22		21.7		21.7		19.7		17.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		25.1		23.4		23.8		25.2		26		25.1		27.9		31.4		25.1		24.4		24.8		23.6		20.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.2		7.1		8.9		11.8		15.7		15.9		19.3		22.6		18.8		14.5		11		6.8		5.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.8		2.2		3.2		4.5		6		7.5		7.6		6.5		6.6		5.1		3.5		2.4		2.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.9		10.4		11		13.1		15.6		14.6		17.1		20.1		18.1		15.6		13.8		9.1		8.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.7		10		9.7		10.8		13.2		11.1		15.4		21.8		17.6		14.1		12.6		8		7.7