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Monthly
Summary

Climate
Summary

United States of America

DENISON, IOWA

Home > North America > United States > Iowa
Elevation: 1275 feet Latitude: 41 59N Longitude: 095 22W

WEATHER

Monthly - Summary

Monthly - All Data

Climate Summary

CURRENT CONDITIONS

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		48		20		23		34		49		60		69		74		72		64		53		36		24

Average High Temperature

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59		30		33		45		61		72		80		86		84		76		65		47		34

Average Low Temperature

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		37		10		13		24		37		48		58		63		61		52		41		26		15

Highest Recorded Temperature

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		112		67		70		87		95		105		109		112		111		103		92		80		69

Lowest Recorded Temperature

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-40		-40		-37		-23		5		17		30		39		34		18		-1		-16		-25

Average Number of Days Above 90F/32C

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		21.9		---		---		---		0.3		0.3		5		7		7		2		0.3		---		---

Average Number of Days Below 32F/0C

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		157.3		31		27		27		12		1		---		---		---		0.3		7		22		30

Average Number of Days Below 0F/-17C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20.7		9.1		5.1		1.7		---		---		---		---		---		---		---		0.5		4.3

PRECIPITATION

Average Precipitation

Years on Record: 76

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		28.6		0.8		0.9		1.4		2.6		4		4.6		3.6		3.7		3.1		2		1.2		0.8

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 76

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		54.8		2.2		2.6		3.8		5.7		6.8		7.4		6.3		6.4		5.1		3.7		2.6		2.2

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 59

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		24.7		6.1		5.8		4.8		1.1		0.2		---		---		---		---		0.3		2.2		4.2

HUMIDITY

Average Relative Humidity

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		68		71		75		72		61		62		64		68		71		66		62		66		73

Average Dew Point

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		37		9		17		23		33		46		57		63		63		50		38		24		16

DEGREE DAYS

Heating Degree Days

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6674.5		1395		1186.5		945.5		480		155		---		---		---		30		372		855		1255.5

Cooling Degree Days

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		647		---		---		---		---		---		120		294.5		232.5		---		---		---		---

Growing Degree Days

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2850		---		---		---		---		310		570		759.5		697.5		420		93		---		---

NEARBY - MAP

NEARBY - LIST

Deloit, Iowa (3 mi / 5 km)
Harlan, Iowa (23 mi / 37 km)
Ute, Iowa (23 mi / 38 km)
Mapleton, Iowa (24 mi / 38 km)
Carroll, Iowa (27 mi / 45 km)

GEOBA.SE

Denison, Iowa

WEATHER FORECAST