MARENGO, ILLINOIS

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Elevation: 846 feet Latitude: 42 15N Longitude: 088 35W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

07:05 am

08:40 pm
Local Time
11:00 am EDT
19 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		47.8		20.3		23.1		34.5		47.5		58.5		68.3		72.9		71		63.4		51.7		37.6		24.9

Average High Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		58.2		28.8		31.8		43.7		58.7		70.5		80.3		84.9		82.7		75.2		62.9		46.5		32.7

Average Low Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		37.4		11.8		14.3		25.3		36.3		46.4		56.3		60.9		59.1		51.6		40.4		28.8		17.1

Highest Recorded Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		109		62		73		84		94		107		107		109		107		103		90		80		65

Lowest Recorded Temperature

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-29		-29		-27		-16		6		22		29		39		37		24		8		-17		-26

Average Number of Days Above 100F/38C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.4		---		---		---		---		---		0.2		0.1		0.1		---		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20.4		---		---		---		---		0.8		4.4		8		5.1		2		---		---		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		77.7		---		---		---		1.6		5.5		16.3		22.6		19.9		10		1.7		---		---

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		138.3		---		---		0.9		6.1		15.5		26.9		30		29.5		21		7.4		1		---

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		185.6		---		0.3		3.9		13.5		25.8		29.5		31		31		28.4		18.2		3.8		0.1

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		227		0.6		1.7		9		22.5		30.2		30		31		31		30		27.2		12.3		1.5

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		271.1		4.2		6.5		19.9		28.4		30.9		30		31		31		30		30.7		21.2		7.3

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		360		31		28		31		30		31		29.3		28.7		29.4		29.7		31		30		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		313.6		31		28		31		29.6		28.9		19.7		13		16.2		24.8		30.3		30		31

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		249		31		28		30.5		27.9		20.3		6.1		0.9		2.6		14.4		27.1		29.3		30.9

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		193.5		31		27.8		28.9		20.2		7.1		0.5		---		0.1		3.4		18		25.8		30.7

Average Number of Days Below 32F/0C

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		149.1		29.7		26.8		24.3		10.9		1.5		---		---		---		0.6		6.8		19.8		28.6

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		67.7		21.2		15.1		7.4		0.5		---		---		---		---		---		0.2		5.1		18.2

Average Number of Days Below 10F/-12C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		34.3		14		8.8		1.9		---		---		---		---		---		---		---		0.7		8.8

Average Number of Days Below 0F/-17C

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16.6		7.2		4.9		0.6		---		---		---		---		---		---		---		0.2		3.8

PRECIPITATION

Average Precipitation

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		33.5		1.6		1.3		2.3		3.1		3.6		4.1		3.5		3.8		3.5		2.5		2.2		1.8

Average Number of Days With Precipitation

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97		7		6		8		10		10		9		8		8		8		8		8		7

Most Reported Precipitation in a Month

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		14.2		4.5		3.1		6.4		7.9		9.9		10.4		8.3		14.2		10.9		7.6		6.2		5.2

Least Reported Precipitation in a Month

Years on Record: 118

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

Most Precipitation Reported in a Day

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		9		3		1.3		2.1		3		3.4		5.2		4.1		8.2		9		3.2		2.9		2.3

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		67		3.3		3.6		4.4		7		7.7		6.5		6.3		7		5.7		5.6		5.6		4.3

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

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		66		4		4		5		7		7		7		6		6		6		5		5		4

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

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24		1		1		2		2		3		3		2		3		3		2		1		1

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		21.6		0.5		0.6		1.3		2.2		2.9		2.5		2.4		3		1.9		1.8		1.5		1

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

Years on Record: 118

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

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		100.6		7.3		6.4		8.7		9.8		10.3		9.5		8.4		8.4		8.4		7.7		7.8		7.6

Most Rain Reported in a Day

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		4.4		3		1.3		2.1		3		3.3		4.4		4.1		3		3.3		3.2		2.9		2.3

Most Rain Reported in a Month

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		51		4.5		3.1		6.4		7.9		9.9		10.4		8.3		11.7		10.9		7.6		6.3		5.2

Least Rain Reported in a Month

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		19.8		0.1		---		0.2		0.3		0.4		0.2		0.4		0.6		---		---		0.2		0.3

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		31.2		8.7		6.9		5.2		1.1		0.1		---		---		---		---		0.2		2.1		6.9

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16.9		5.1		3.9		1.9		0.5		0.1		---		---		---		---		0.1		1.1		4.2

Most Snow Reported in a Month

Years on Record: 118

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		43		43		24.5		24.5		13.5		4.8		---		---		---		---		4		16.4		21.8

Avg. No. of Days w/Snow Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.1		3.6		2.9		1.2		0.5		0.1		---		---		---		---		0.1		0.9		2.8

Avg. No. of Days w/Snow Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.4		1		1		0.3		0.1		---		---		---		---		---		---		0.1		0.9

Avg. No. of Days w/Snow Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.3		0.4		0.3		0.1		---		---		---		---		---		---		---		0.1		0.4

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6908		1382		1125		915		527		238		47		9		18		138		448		806		1255

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		712		---		---		---		7		38		150		239		195		75		8		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2819		---		1		16		89		285		554		696		642		395		124		19		1

SKY CONDITIONS

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		15.4		14.3		12.9		11.5		10.3		9.7

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		1.8		2.6		3.5		4.5		5.3		6		6		5.1		4.2		3		1.8		1.5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.7		1		1.5		1.9		2.3		2.4		2.3		2		1.5		1.1		0.8		0.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		3.3		3.9		4.2		4.6		4.8		5.2		5.3		5		4.8		4.1		2.9		2.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		3.4		3.9		4		4.3		4.8		5.5		5.8		5.1		5		4.1		2.9		2.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		1.8		2.6		3.5		4.5		5.3		6		6		5.1		4.2		3		1.8		1.5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		1.1		1.5		2		2.4		2.5		2.4		2.1		1.7		1.2		0.8		0.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		4.1		4.8		6		5.2		6.2		5.9		5.8		5.7		6.1		5		4.2		3.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.9		4.3		5.2		6.8		5.4		7.5		7.2		6.9		6.4		7.1		5.3		4.7		4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3		1.6		2.1		2.8		3.6		4.1		5.1		4.5		4.5		3.2		2.3		1.2		1.2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.4		0.7		0.9		1.2		1.9		2		2.2		2.2		1.9		1.3		1		0.7		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.2		2.7		2.9		3.1		3.5		3.8		4.5		4		4.3		3.5		2.9		1.6		2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.7		2.5		2.6		2.5		2.7		2.9		4		3.3		3.9		2.9		2.5		1.3		1.8

NEARBY - MAP

NEARBY - LIST

Woodstock, Illinois (8 mi / 13 km)
Lakewood, Illinois (9 mi / 15 km)
Harvard, Illinois (11 mi / 18 km)
Genoa, Illinois (13 mi / 22 km)
McHenry, Illinois (17 mi / 28 km)

GEOBA.SE

Marengo, Illinois