CEDAR FALLS, IOWA

Average Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.3		-8.8		-5.7		0.9		8.8		15.4		20.8		22.8		21.4		16.8		10.3		2.1		-5.6

Average High Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.1		-3.8		-0.7		6.1		15.1		21.7		27		28.8		27.6		23.5		16.7		7.3		-0.9

Average Low Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2.4		-13.8		-10.7		-4.4		2.5		9.1		14.6		16.8		15.3		10.1		3.8		-3.3		-10.3

Highest Recorded Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		40.6		18.3		18.9		30.6		37.8		34.4		39.4		40.6		40.6		36.7		35		26.1		19.4

Lowest Recorded Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-36.7		-36.7		-35		-36.7		-20		-5.6		3.3		5.6		0.6		-5.6		-11.7		-27.2		-33.9

Average Number of Days Above 90F/32C

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16		---		---		---		0.1		0.7		3.7		5.9		3.9		1.5		0.1		---		---

Average Number of Days Below 32F/0C

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		154.8		30.5		26.7		24.3		10.7		1.2		---		---		---		0.8		9		22		29.5

Average Number of Days Below 0F/-17C

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24.3		10.6		6.5		1		---		---		---		---		---		---		---		0.5		5.7

Average Precipitation

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		853		20		25		54		92		109		118		121		100		78		61		46		30

Average Number of Days With Precipitation

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		106		7		7		9		10		12		11		10		9		8		8		7		8

Most Reported Precipitation in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		326		56		90		138		274		288		257		326		268		289		149		142		96

Least Reported Precipitation in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		2		---		4		24		21		22		8		2		11		---		---		3

Most Precipitation Reported in a Day

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		139.7		37.1		33.5		49.5		77.5		86.6		110.5		139.7		125		78.2		67.3		76.2		42.7

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		62		2		3		5		7		8		7		7		6		5		5		4		3

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		21		---		---		1		2		3		3		3		3		2		2		1		1

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		---		---		---		1		1		1		1		1		1		1		---		---

Average Number of Rainy Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		103		7.1		6.3		9.2		10.3		11.3		10.2		9.6		8.6		8.6		7.2		7.6		7.5

Most Rain Reported in a Day

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		130		30		30		40		60		80		110		130		120		70		60		60		40

Most Rain Reported in a Month

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1340		50		80		130		210		190		250		320		240		280		130		140		90

Least Rain Reported in a Month

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		430		---		---		---		20		20		20		10		---		10		---		---		---

Average Snowfall

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		81.5		18.5		16.8		13.7		4.1		---		---		---		---		---		0.2		7.6		20.6

Most Snow Reported in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		76.2		61.5		61.7		76.2		26.2		2.5		---		---		---		---		3.3		46.5		69.3

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4082.2		851.1		667.8		525.6		293.3		113.9		16.1		3.9		11.1		86.1		265.6		501.7		746.1

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		421.1		---		---		---		3.9		26.1		93.3		145		110		38.9		3.9		---		---

Growing Degree Days

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1454.9		---		---		---		---		167.1		323.3		396.1		354.8		205		8.6		---		---

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		15.5		14.3		12.9		11.5		10.3		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		13.5		6.4		9.4		12.5		16.2		19.3		21.5		21.3		18.3		14.7		10.2		6.4		5.4

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		2.4		3.4		5.1		6.9		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		15.4		12.2		14.5		15.3		16.7		17.7		18.6		19		18		16.9		14.3		10.8		10.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.7		12.5		14.9		14.8		16.1		17.9		20.1		20.7		18.5		17.2		14.3		10.9		11

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.5		6.4		9.4		12.5		16.2		19.3		21.5		21.3		18.3		14.7		10.2		6.4		5.4

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		4.1		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		18.9		15.1		17.6		20.8		20.3		21.5		22.5		21.2		20.5		21.4		17.6		14.5		13.5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.6		16.1		19.1		23.6		22.5		25.7		29.3		25.7		23.3		24.7		18.9		16		14.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.8		5.4		6.7		10.5		12.7		14.7		18.9		17.4		15.9		11		7.2		5.2		4.5

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		3.1		4.2		6.3		7.3		7.5		7.6		6.7		4.6		3.6		2.5		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		11.8		9.7		9.2		12.2		12.8		13.4		16.5		15.5		15.5		11.8		9		7.8		8.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.2		9.2		7.6		10.4		9.9		10.2		15.4		13.7		13.9		9.6		7.2		7		7.9