LAKE CITY, IOWA

Average Temperature

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		48.5		18.1		22.8		33.6		49.4		60.8		70.1		74.9		73.2		64.1		53.7		36.8		24.7

Average High Temperature

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59.4		27.6		32.4		43.2		61.1		72.9		81.5		86.8		84.7		76.3		65.8		46.8		33.7

Average Low Temperature

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		37.7		8.5		13.2		24.1		37.6		48.8		58.7		63		61.7		52		41.7		26.7		15.8

Highest Recorded Temperature

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		110		67		63		85		91		101		102		110		109		102		94		81		68

Lowest Recorded Temperature

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-26		-26		-21		-20		12		25		35		43		40		23		15		-8		-18

Average Number of Days Above 90F/32C

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27.1		---		---		---		0.1		0.9		5.1		10.1		7.9		2.8		0.2		---		---

Average Number of Days Below 32F/0C

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		148.2		30.2		26.6		24.9		9.8		1		---		---		---		0.5		5.2		20.9		29

Average Number of Days Below 0F/-17C

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20.2		9.8		5.2		0.8		---		---		---		---		---		---		---		0.5		3.9

Average Precipitation

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		29.7		0.7		1.1		1.8		2.8		3.8		5.3		3.5		3.7		3.1		2		1.2		0.8

Average Number of Days With Precipitation

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		82		5		5		7		9		10		10		8		8		7		5		4		4

Most Reported Precipitation in a Month

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		16.4		2.3		3		5.3		6.1		8.9		16.4		8		10.7		10.3		5.7		3.5		2.5

Least Reported Precipitation in a Month

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		0.2		---		0.4		0.8		0.4		1.6		0.7		0.6		0.3		---		---		---

Most Precipitation Reported in a Day

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		5		1.3		1.2		1.7		2.7		3.9		4.8		2.8		5		2.8		2.2		1.6		1.1

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

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		55		2		3		4		6		7		7		6		6		6		4		2		2

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

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19		---		1		1		2		3		3		2		3		2		1		1		---

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

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6		---		---		---		---		1		2		1		1		1		---		---		---

Average Snowfall

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		26		5.3		6.6		6.2		0.8		0.1		---		---		---		---		0.1		1.9		5

Most Snow Reported in a Month

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		27		16.2		27		20.5		8		2.5		---		---		---		---		2.4		7.9		25.5

Heating Degree Days

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4648		1145		909		669		226		42		2		---		---		22		144		551		938

Cooling Degree Days

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		937		---		---		---		7		58		185		310		265		96		16		---		---

Growing Degree Days

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2966.6		---		---		---		---		334.8		603		771.9		719.2		423		114.7		---		---

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		11.1		12.5		13.9		15.2		15.8		15.4		14.3		12.9		11.5		10.3		9.7

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.9		1.8		2.6		3.6		4.6		5.4		6.2		6.1		5.4		4.3		3.1		1.9		1.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.7		1		1.4		1.9		2.3		2.4		2.2		2		1.5		1.1		0.8		0.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		3.3		3.8		4.3		4.7		5		5.4		5.5		5.3		4.9		4.4		3.2		3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.5		3.4		3.8		4.2		4.5		5		5.9		6.1		5.6		5.1		4.5		3.3		3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.9		1.8		2.6		3.6		4.6		5.4		6.2		6.1		5.4		4.3		3.1		1.9		1.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		1.1		1.5		2		2.4		2.5		2.4		2.1		1.7		1.2		0.8		0.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.3		4		4.9		5.6		5.6		6		6.3		6		6.1		5.8		5.5		4.5		3.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.1		4.3		5.4		6.1		6.1		7.1		8.1		7.2		7.2		6.6		6.1		5.2		4.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.1		1.6		2.2		2.5		3.7		4		5.1		4.7		4.6		3.4		2.3		1.4		1.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		0.7		0.9		1.3		1.8		2		2.1		2.1		1.8		1.4		1		0.7		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.3		2.7		3.1		2.8		3.7		3.7		4.5		4.2		4.4		3.7		3		2		2.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		2.5		2.7		2.1		2.9		2.7		4		3.6		4.1		3.1		2.5		1.7		2.1