SEND FEEDBACK

We're always looking for ways to make Weatherbase better. Have an idea? See something that needs fixing? Let us know!

Monthly
Summary

Climate
Summary

United States of America

MT OLIVE, ILLINOIS

Home > North America > United States > Illinois
Elevation: 680 feet Latitude: 39 04N Longitude: 089 43W

WEATHER

Monthly - Summary

Monthly - All Data

Climate Summary

CURRENT CONDITIONS

SHARE

PRINT THIS DATA

MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57.7		34.2		35.8		40.6		58.2		68.7		77.8		81.5		80.8		70		61.1		46.5		36.8

Average High Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		64.2		40.2		42.7		49		65.4		73.9		82.5		87.8		87.3		77.4		69		53		42.4

Average Low Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		51.4		28.1		29		35.6		51		63.3		72.9		76		74.4		62.4		53.2		39.8		31.2

Highest Recorded Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		100		64		68		80		87		92		100		100		99		94		84		77		68

Lowest Recorded Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-2		-2		-2		---		22		48		43		60		60		30		19		14		-2

Average Number of Days Above 90F/32C

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		33.7		---		---		---		---		1.3		6.7		12.3		11.7		1.7		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		72.6		19		17.8		10		0.5		---		---		---		---		0.3		0.3		8.7		16

Average Number of Days Below 0F/-17C

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.5		0.2		0.5		0.2		---		---		---		---		---		---		---		---		0.5

PRECIPITATION

Average Precipitation

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		38.6		2.1		2.2		3.2		3.9		4.5		4		3.5		3.1		3.2		2.8		3.3		2.7

Average Number of Days With Precipitation

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		84		6		6		8		9		9		8		7		6		6		6		7		6

Most Reported Precipitation in a Month

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		12.8		8.8		6		9.2		10.2		12.5		12.8		9.9		10		9.6		7.1		10.8		8.2

Least Reported Precipitation in a Month

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		0.1		0.2		0.4		0.6		1.2		0.7		0.5		---		---		0.3		0.3		0.2

Most Precipitation Reported in a Day

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		5.1		2.6		2.2		2.9		4.9		3.9		3.6		3.1		3.5		5.1		3.3		3.6		3.3

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

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		69		5		5		6		7		7		7		6		5		5		5		6		5

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

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		1		2		2		3		3		3		3		2		2		2		2		2

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

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		---		---		1		1		1		1		1		1		1		1		1		1

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		17		4.8		3.6		3.1		0.5		---		---		---		---		---		---		1.1		3.9

Most Snow Reported in a Month

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		27		19		14		27		12		---		---		---		---		---		2		12.5		20

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7124		1452		1159		911		530		230		38		9		40		152		479		849		1275

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		638		---		---		---		1		42		128		224		187		48		8		---		---

Growing Degree Days

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4535.1		---		---		---		246		579.7		834		976.5		954.8		600		344.1		---		---

NEARBY - MAP

NEARBY - LIST

Hillsboro, Illinois (13 mi / 22 km)
Taylor Springs, Illinois (14 mi / 23 km)
Carlinville, Illinois (15 mi / 25 km)
Edwardsville, Illinois (21 mi / 34 km)
Medora, Illinois (23 mi / 37 km)

GEOBA.SE

Mt Olive, Illinois

WEATHER FORECAST