HEAVENER, OKLAHOMA

Average Temperature

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.4		2.7		3.8		7.9		15.1		20		22.7		24.7		24.8		21.4		16.4		9.3		3.8

Average High Temperature

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		19.7		7.8		9.6		14.1		20.6		24.9		27.8		29.9		30.4		26.3		21.3		14.3		9.2

Average Low Temperature

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.2		-2.4		-1.2		2.1		9.4		14.6		17.6		19.4		19.2		16.6		11.6		4.4		-1.7

Highest Recorded Temperature

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		39.4		20.6		24.4		27.2		28.9		30		35		37.8		39.4		35		32.2		23.3		21.1

Lowest Recorded Temperature

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-23.9		-23.9		-12.8		-14.4		-3.9		1.1		10.6		11.1		11.1		3.3		-0.6		-10.6		-17.8

Average Number of Days Above 90F/32C

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19.1		---		---		---		---		---		2.8		6.3		7.8		2		0.2		---		---

Average Number of Days Below 32F/0C

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		69.4		18.9		15.2		11.8		1.4		---		---		---		---		---		0.6		6.4		15

Average Number of Days Below 0F/-17C

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.4		1.4		---		---		---		---		---		---		---		---		---		---		---

Average Precipitation

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1464		114		111		131		162		160		116		130		101		134		98		109		98

Average Number of Days With Precipitation

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		93		8		8		9		9		8		8		9		8		6		6		7		7

Most Reported Precipitation in a Month

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		441		381		241		349		409		332		258		441		269		310		282		354		251

Least Reported Precipitation in a Month

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		3		5		17		26		45		30		12		27		9		8		3		16		7

Most Precipitation Reported in a Day

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		218.4		147.1		125		81.3		124.5		152.4		100.3		119.9		85.1		218.4		152.4		92.2		130.1

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

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		70		6		6		7		7		7		6		6		6		5		4		5		5

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

Years on Record: 32

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

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

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		18		2		1		1		2		2		2		2		1		2		1		1		1

Average Snowfall

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		12.2		5.1		3.6		1.8		---		---		---		---		---		---		---		0.2		1.5

Most Snow Reported in a Month

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		38.1		38.1		22.9		29.2		---		---		---		---		---		---		---		6.6		11.4

Heating Degree Days

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1208.9		315.6		258.9		177.2		31.1		2.8		---		---		---		0.6		17.8		126.1		278.9

Cooling Degree Days

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		753.3		---		---		2.8		11.1		68.3		130		197.2		202.2		106.7		34.4		0.6		---

Growing Degree Days

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2299.3		---		---		---		151.7		310		380		454.7		459.8		343.3		199.8		---		---

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		13.5		14.5		14.9		14.7		13.8		12.8		11.7		10.8		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		15.6		8.7		11.2		14.8		18.6		20.2		21.8		23.1		20.5		17.3		13.4		9.3		7.9

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		7.2		8.4		8.6		8		7.3		6		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		16.8		12.7		14.2		16.7		18.6		18.5		19.1		20.6		19.8		18.8		17.1		13.1		12.1

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17		13.1		14.3		15.8		18.1		17.8		19.6		22.5		20.3		18.9		17.4		13.5		12.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.6		8.7		11.2		14.8		18.6		20.2		21.8		23.1		20.5		17.3		13.4		9.3		7.9

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		3.5		4.6		6.1		7.6		8.7		9.1		8.7		7.7		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		20.8		16.6		18.8		22		23.5		21.5		22.1		22.2		23.4		22.9		21.8		18.9		15.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24		18.9		21.6		24.5		27.4		24		26.3		26.3		28		26.4		24.8		22.3		17.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.6		6.9		8.2		12.6		15.2		16.6		17.1		20.2		18.7		13.8		10.1		6.3		5.9

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		2.9		3.7		4.8		5.8		7.7		7.8		7.5		6.1		4.9		3.7		2.8		2.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.1		9.2		9.6		13.9		15.1		15.3		15.3		18.1		18		14.5		12		7.8		8.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.1		8.3		7.6		11.5		12		11.9		11.8		17.3		16.9		12.1		9.9		6.1		7.2