GERLACH, OKLAHOMA

Average Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.4		0.4		3.3		7.6		14.4		19.4		24.8		27.6		26.7		21.9		15.8		8		2.9

Average High Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		21.3		7.3		10.3		14.6		21.4		26		31.4		34.3		33.6		28.7		23.2		14.8		9.7

Average Low Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.5		-6.5		-3.7		0.5		7.4		12.9		18.1		20.8		19.9		15.1		8.4		1.2		-3.9

Highest Recorded Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		44.4		27.8		32.2		33.3		37.2		40		43.9		44.4		43.3		40.6		37.8		30.6		30.6

Lowest Recorded Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-23.9		-23.9		-22.8		-21.7		-6.7		-1.7		5.6		10		9.4		2.2		-5		-15		-19.4

Average Number of Days Above 90F/32C

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		77.1		---		---		0.1		1.3		4.7		15		22.6		21.1		10		2.2		---		---

Average Number of Days Below 32F/0C

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107.4		27.5		21.6		15.2		2.6		0.1		---		---		---		---		1.5		13.2		25.8

Average Number of Days Below 0F/-17C

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.1		1.6		0.2		0.1		---		---		---		---		---		---		---		---		0.2

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		660		18		23		54		57		110		87		65		68		60		55		38		26

Average Number of Days With Precipitation

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		67		4		4		5		6		9		8		7		7		6		4		4		3

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		301		65		60		149		202		301		268		242		233		163		233		106		103

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		---		7		11		---		9		---		---		---		---

Most Precipitation Reported in a Day

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		92.7		38.4		49		63		57.9		89.9		70.1		92.7		91.2		67.3		78.2		58.4		34.8

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

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		41		2		2		3		3		6		5		4		5		4		3		2		2

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

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15		---		1		1		1		3		2		2		2		1		1		1		---

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

Years on Record: 44

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

Average Snowfall

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		35		8.6		11.2		6.9		1		---		---		---		---		---		0.2		2		5.1

Most Snow Reported in a Month

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		77		64.8		77		51.6		21.6		---		---		---		---		---		6.3		31.8		32.3

Heating Degree Days

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1396.1		384.4		271.7		186.7		45.6		6.7		---		---		---		2.2		30		161.1		307.8

Cooling Degree Days

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1010.6		---		0.6		2.8		21.7		78.9		197.8		287.2		260.6		127.8		32.8		0.6		---

Growing Degree Days

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2469.5		---		---		---		133.3		292.8		443.3		544.2		518.4		356.7		180.8		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.5		11.3		12.4		13.6		14.6		15.1		14.8		13.9		12.8		11.7		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		16.4		9.4		11.8		15.8		19.8		22		23.4		24.6		20.9		17.8		13.6		10.1		8.3

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		6.8		8		8.3		7.6		7.1		5.8		4.4		3.3		2.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		14.7		15.4		18.3		20		20.1		20.4		21.8		20.3		19.5		17.8		15.1		13.5

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.4		16.1		16.3		18.5		20.7		21.2		22.6		25.5		21.5		20.4		18.5		16.5		14.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.4		9.4		11.8		15.8		19.8		22		23.4		24.6		20.9		17.8		13.6		10.1		8.3

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.1		3.4		4.5		5.9		7.5		8.7		9		8.3		7.8		6.4		5		3.7		3.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.7		19.4		20.2		23.1		23.1		23.2		22.9		23.8		22.7		22.6		22.2		19.9		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		25.8		23.4		24		26.5		26.7		28		28.6		30.4		26.5		25.9		25.6		24.1		20

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.7		8.1		9.2		13.6		17.1		17.5		19.9		22.2		18		15.4		10.2		7.2		6.1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.7		2.3		3.2		4.4		5.9		7		7.4		6.7		6.3		4.9		3.5		2.5		2.3

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.5		11.8		11.2		15.3		17.1		16.1		17.6		19.8		17.4		16.6		12.3		9.6		8.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.4		12		10		13.8		15.4		13.4		16.3		21		15.9		15.4		10.4		8.6		8.2