DECATUR, ILLINOIS

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Elevation: 207 meters Latitude: 39 50N Longitude: 088 52W

WEATHER

Monthly - Summary

CURRENT CONDITIONS

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MONTHLY - WEATHER AVERAGES SUMMARY [ Show All Data ]

[ °F ] °C

Average Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11		-2		---		5		11		17		22		24		23		20		13		5		---

Average High Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		17		2		4		11		17		23		28		31		30		27		20		11		4

Average Low Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6		-6		-5		---		5		11		16		18		17		13		7		---		-5

Average Precipitation

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		930		50		50		80		90		100		100		80		80		90		70		60		50

Highest Recorded Temperature

Years on Record: 67

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		45		22		23		31		34		38		40		45		41		40		35		28		21

Lowest Recorded Temperature

Years on Record: 66

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-31		-30		-31		-22		-9		-3		---		7		4		-6		-11		-19		-28

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		42		---		---		---		---		1		9		14		11		7		---		---		---

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		120		28		22		20		6		---		---		---		---		---		4		16		24

Average Snowfall

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		51		12		12		10		1		---		---		---		---		---		---		3		10

Average Number of Rainy Days

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		67		5		4		6		6		6		6		5		5		5		4		4		4

Average Relative Humidity

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		70		76		75		71		66		66		68		70		72		65		65		70		75

Average Dew Point

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5		-6		-3		-1		4		10		15		18		17		12		6		---		-4

NEARBY - MAP

NEARBY - LIST

Elwin, Illinois (8 mi / 12 km)
Moweaqua, Illinois (16 mi / 26 km)
Monticello, Illinois (20 mi / 32 km)
Clinton, Illinois (22 mi / 36 km)
Mt Pulaski, Illinois (24 mi / 40 km)

GEOBA.SE

Decatur, Illinois

WEATHER FORECAST