LANSING, IOWA

Average Temperature

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.6		-6		-7.9		-0.1		9.7		16.2		20.2		22.8		21.9		17.3		11.5		2.6		-5.4

Average High Temperature

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.8		-0.6		-2.2		5.3		16.6		23.2		27.1		29.6		28.7		24		18.3		8.2		-0.4

Average Low Temperature

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2.3		-11.3		-13.6		-5.5		2.8		9.1		13.2		15.9		15.1		10.5		5		-3.3		-10.6

Highest Recorded Temperature

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		38.3		16.1		10.6		24.4		31.7		36.1		38.3		36.7		37.2		35		32.2		23.3		13.9

Lowest Recorded Temperature

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-35		-34.4		-35		-26.1		-10		-2.8		-1.7		6.1		4.4		-5.6		-8.9		-21.1		-26.1

Average Number of Days Above 90F/32C

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22.4		---		---		---		---		0.7		3.9		8		6.9		2.8		0.2		---		---

Average Number of Days Below 32F/0C

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		153.1		30.4		27.6		25.7		10		0.8		0.1		---		---		1.5		6.2		21.3		29.5

Average Number of Days Below 0F/-17C

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23.8		5.7		9.9		1.2		---		---		---		---		---		---		---		1.7		5.3

Average Precipitation

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		835		28		28		53		77		103		112		105		95		92		57		53		31

Average Number of Days With Precipitation

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		102		7		6		8		10		11		11		9		9		9		8		7		7

Most Reported Precipitation in a Month

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		370		82		92		150		218		307		286		370		264		292		151		214		79

Least Reported Precipitation in a Month

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		4		14		24		22		15		5		12		2		2		---

Most Precipitation Reported in a Day

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		113.8		36.6		47		54.1		113.8		106.2		89.7		98.8		97.8		71.6		66		78.7		32.3

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		66.9		3.6		3.1		4.2		7.3		7.9		7		6.5		7		6.3		5.1		5.1		3.8

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

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		65		4		3		5		6		8		7		6		6		6		5		5		4

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

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22		---		1		1		2		3		3		3		3		2		2		1		1

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23.2		0.5		0.5		1.1		2.6		3		3		3.4		2.9		2.1		1.8		1.7		0.6

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

Years on Record: 108

		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: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		96.8		22.1		19.3		21.1		4.3		---		---		---		---		---		0.5		8.1		21.3

Most Snow Reported in a Month

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		85.8		74.4		71.4		85.8		35.6		6.1		---		---		---		---		8.6		65.3		64

Heating Degree Days

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2676.1		581.7		582.8		401.7		122.8		16.1		1.7		---		---		15		82.8		306.1		565.6

Cooling Degree Days

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		426.7		---		---		---		3.9		28.3		80.6		139.4		117.2		47.2		10		---		---

Growing Degree Days

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1525.7		---		---		---		---		191.2		305		396.1		368.6		218.3		46.5		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		9.9		11.1		12.5		14		15.3		15.9		15.6		14.4		12.9		11.5		10.2		9.6

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		6.5		9.8		13		16.2		19.4		21.5		21.3		18.5		14.7		10.1		6.5		5.5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		2.4		3.4		5.1		6.8		8.1		8.6		8.2		7.2		5.5		4		2.7		2.1

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.6		12.6		15.3		16.1		16.6		17.9		18.7		19		18.1		16.9		14.2		10.9		11.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.1		13		16		15.8		16		18.1		20.2		20.7		18.8		17.2		14.1		10.9		11.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		6.5		9.8		13		16.2		19.4		21.5		21.3		18.5		14.7		10.1		6.5		5.5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		2.5		3.6		5.3		7.1		8.4		9		8.7		7.5		5.9		4.2		2.8		2.2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.2		15.2		19		21.8		20.1		22.2		22.6		21.4		21.1		21.7		17		15.4		13.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.3		16.3		21.2		25.1		22.1		27.4		29.4		26.2		24.6		25.3		18		17.2		14.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.2		5.7		8.3		11.2		12.7		15.4		18.5		17.8		16.2		10.9		7.5		5.1		4.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.7		2.2		2.8		4		6.3		7.1		7.4		7.5		6.4		4.5		3.7		2.4		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		12.3		10.3		11.8		13.2		12.7		14.1		16.2		15.8		15.8		11.8		9.4		7.7		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		10.9		10		11.6		11.8		9.7		11.2		14.9		14.3		14.5		9.4		7.7		6.9		8.3