MANHATTAN REGIONAL AIRPORT, KANSAS

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12.3		-1.8		0.6		6.2		12.2		17.6		23.2		26.1		25.1		19.9		12.9		5.8		-0.8

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		19.2		4.8		7.4		13.7		19.3		24.5		29.7		32.8		31.9		27.2		20.1		12.7		5.4

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5.4		-8.4		-6.2		-1.2		5.1		10.7		16.6		19.4		18.2		12.7		5.7		-1.1		-7

Average Number of Days Above 100F/38C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.4		---		---		---		---		---		0.4		2.8		4		0.3		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		47.7		---		---		---		0.1		1.9		8.3		18		14.4		4.7		0.3		---		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		116.3		---		0.1		0.7		3.7		10.5		23.2		28.6		27.4		17.2		4.4		0.3		---

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		176		0.1		0.9		5.1		12		23.3		29.3		30.9		30.8		26.2		13.6		3.7		0.1

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		231		2.5		4.4		13.2		21.9		30		30		31		31		29.6		24.5		10.7		2.1

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		277.3		8.3		10.1		21.5		27.4		31		30		31		31		29.9		29.2		19.4		8.6

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		319.7		16.4		18		27.8		29.6		31		30		31		31		30		30.7		26.4		17.8

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		341.8		31		28		31		30		30.5		25.7		20.3		24.4		29.2		30.7		30		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		277.3		31		28		30.9		29.1		25.3		11.8		4.3		6.8		20.1		29.1		29.9		31

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		221.8		31		27.9		29.4		23.8		14.1		1.7		0.1		0.5		10		23.5		29.1		30.9

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		173.6		30.8		27.3		26.6		14.2		3.4		0.1		---		---		1.4		14.2		25.4		30.2

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		131.6		29.7		24		19.5		6		0.4		---		---		---		0.1		5.5		18.3		28.1

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		54.3		18.4		12.7		4.3		0.1		---		---		---		---		---		0.1		4		14.8

Average Number of Days Below 10F/-12C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		18.2		7.3		4.4		1		---		---		---		---		---		---		---		0.1		5.3

Average Number of Days Below 0F/-17C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.8		2		1.1		0.1		---		---		---		---		---		---		---		---		1.5

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		828		17.8		27.9		55.9		71.1		114.3		129.5		101.6		109.2		81.3		55.9		40.6		25.4

Average Precipitable Water

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		1.9		0.9		0.9		1.2		1.5		2.2		2.9		3.4		3.4		2.6		1.8		1.2		1

Average Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		68.4		69.6		66.2		63.3		64.8		70		70.1		69.1		69.6		70.2		68.1		69		71.3

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5317		1125		894		676		345		123		11		1		2		67		329		676		1066

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1363		---		---		2		15		83		270		436		377		154		24		1		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3918		---		7		52		186		427		709		900		840		538		215		41		2

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.3		11.2		12.5		13.7		14.9		15.4		15.1		14.1		12.9		11.6		10.5		10

Average Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		42.3		48.3		49.8		47.8		48.8		50.2		40.2		32.1		31.2		34.2		36.3		43.1		44.8

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		38.1		44.4		45.3		44.7		45		44.8		34.2		26		26.3		31.8		33.7		39.9		41.2

Average Wind Speed

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		12.6		12		12.8		15		15.9		13.7		13.2		11.4		10.5		11.1		12.2		12.2		11.2

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.2		7.8		10.2		14.4		17.8		20.4		22.6		23.4		20.2		17.3		12.5		8.6		7.1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		2.8		3.9		5.3		7		8.2		8.5		7.8		7.1		5.5		4.1		3		2.5

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		13.2		14		17.1		18.1		18.8		19.7		20.8		19.7		19.6		17.1		13.6		12.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.9		13.9		14.2		17.1		17.8		19		21.5		23.9		20.9		20.9		17.8		14.5		13.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.2		7.8		10.2		14.4		17.8		20.4		22.6		23.4		20.2		17.3		12.5		8.6		7.1

Maximum 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		4.1		5.7		7.4		8.6		9.1		8.8		7.6		6.2		4.6		3.3		2.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.4		17.8		18.9		21.3		22.3		20.9		21.5		23.2		21.8		21.9		21.4		18.9		15.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.8		20.9		22		23.7		25.6		23.4		25.6		29.7		25.2		25		24.4		22.3		17.8

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		6.2		8.1		10.7		14.3		14.7		18.6		18.7		17.7		14.1		9.8		5.5		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		4.8		2.2		3.2		4.6		6		7.7		8		6.9		6.5		4.9		3.4		2.3		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		12.9		9.6		10.3		11.9		14.2		13.5		16.4		16.8		17.2		15.4		12.4		7.4		9.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.2		8.8		8.9		9.4		11.3		9.7		14.5		15.3		16.1		14		11.1		6.1		9.4