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Monthly
Summary

Climate
Summary

United States of America

OTTUMWA, IOWA

Home > North America > United States > Iowa
Elevation: 848 feet Latitude: 41 06N Longitude: 092 26W

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: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		50		21		26		34		51		62		72		76		75		66		55		38		28

Average High Temperature

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		60		30		35		43		61		73		82		86		85		77		66		48		36

Average Low Temperature

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		41		13		18		25		41		52		62		66		65		55		44		29		20

Highest Recorded Temperature

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		103		65		69		77		89		94		101		103		103		99		93		76		68

Lowest Recorded Temperature

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-21		-21		-20		-15		20		32		44		50		41		33		20		-1		-13

Average Number of Days Above 90F/32C

Years on Record: 7

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		25.9		---		---		---		---		1		6.1		9.4		6.4		2.9		0.1		---		---

Average Number of Days Below 32F/0C

Years on Record: 7

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		136.5		29.9		24.9		22.8		8.4		0.3		---		---		---		---		3.8		18.3		28.1

Average Number of Days Below 0F/-17C

Years on Record: 7

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.3		5.7		2.7		0.6		---		---		---		---		---		---		---		---		3.3

PRECIPITATION

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		34.3		1.5		1.2		2.5		3.2		3.9		5.5		3.4		4.1		3.6		2.2		1.9		1.5

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		63.6		3.8		3.2		5.5		6.3		6.7		8.2		6.1		6.9		5.7		3.9		3.5		3.8

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		28.4		8.4		5.2		8.3		0.5		---		---		---		---		---		---		0.9		5.1

HUMIDITY

Average Relative Humidity

Years on Record: 7

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		69		76		75		72		65		65		70		69		71		65		62		67		76

Average Dew Point

Years on Record: 7

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		39		15		19		24		34		46		62		64		62		52		41		29		20

DEGREE DAYS

Heating Degree Days

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6146.6		1348.5		1087.6		961		420		77.5		---		---		---		---		310		795		1147

Cooling Degree Days

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		891		---		---		---		---		---		210		341		310		30		---		---		---

Growing Degree Days

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3293.5		---		---		---		30		387.5		660		806		775		480		155		---		---

NEARBY - MAP

NEARBY - LIST

Chillicothe, Iowa (0 mi / 1 km)
Kirkville, Iowa (1 mi / 1 km)
Eddyville, Iowa (11 mi / 18 km)
Albia, Iowa (17 mi / 28 km)
University Park, Iowa (18 mi / 30 km)

GEOBA.SE

Ottumwa, Iowa

WEATHER FORECAST