ILLINOIS CITY, ILLINOIS

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Elevation: 168 meters Latitude: 41 25N Longitude: 091 01W

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CURRENT CONDITIONS

Sunrise/Set

06:57 am

09:04 pm
Local Time
11:48 am EDT
3 May, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.4		-4.5		-3.4		4.4		11		16.2		21.9		23.3		23.2		19		12.4		5.1		-3.5

Average High Temperature

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.1		0.7		1.8		10.1		17.1		22.2		27.4		29.3		28.8		25.2		18.8		10.2		1.2

Average Low Temperature

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.8		-9.7		-8.6		-1.2		4.9		10.2		16.4		17.4		17.7		12.8		6.2		---		-8.2

Highest Recorded Temperature

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		38.9		17.8		18.3		30.6		31.1		35		35.6		37.8		38.9		34.4		35		26.1		20

Lowest Recorded Temperature

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-32.2		-32.2		-22.8		-15		-7.2		-2.8		4.4		9.4		7.8		2.2		-3.3		-15		-22.2

Average Number of Days Above 90F/32C

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19		---		---		---		---		0.8		3.7		6.7		6.1		1.5		0.2		---		---

Average Number of Days Below 32F/0C

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		128.4		29.1		26.5		19.4		4.5		0.7		---		---		---		---		3.2		16.7		28.2

Average Number of Days Below 0F/-17C

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		4.9		3		---		---		---		---		---		---		---		---		---		2.1

PRECIPITATION

Average Precipitation

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		881		34		32		64		90		102		116		99		94		84		68		54		44

Average Number of Days With Precipitation

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		116		9		8		11		11		12		11		9		9		9		8		9		10

Most Reported Precipitation in a Month

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		370		91		81		141		297		272		370		261		280		261		202		151		113

Least Reported Precipitation in a Month

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1		1		1		7		21		5		19		9		5		4		1		2		8

Most Precipitation Reported in a Day

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		205.7		47.2		44.5		88.1		167.4		95.2		205.7		115.8		88.9		110		85.1		61		55.4

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		68.2		3.4		3.8		5.4		6.8		7.5		7.9		6.3		6.1		5.5		5.4		5.2		4.9

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

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		67		4		4		6		7		7		7		6		6		5		5		5		5

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

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22		1		1		1		2		3		3		3		2		2		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		22.7		0.4		0.7		1.2		2.2		3.2		3.2		2.6		2.5		2.1		1.9		1.5		1.2

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

Years on Record: 68

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

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		60.5		17.8		13.7		8.9		1		---		---		---		---		---		0.2		2.5		16.3

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10.1		3.2		2.2		1.1		0.2		---		---		---		---		---		---		0.1		3.3

Most Snow Reported in a Month

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		69.8		69.8		57.9		40.4		21.6		---		---		---		---		---		5.1		30.5		58.4

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		8.3		2.7		1.9		0.8		0.1		---		---		---		---		---		---		0.1		2.7

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		3.1		1.1		0.8		0.4		---		---		---		---		---		---		---		---		0.8

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		0.5		0.3		0.1		---		---		---		---		---		---		---		---		0.1

Avg. # of Days w/Snow Depth Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40.6		15.9		11.8		2.9		0.5		---		---		---		---		---		---		0.1		9.4

Avg. # of Days w/Snow Depth Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24.8		10.6		7.8		1.3		0.2		---		---		---		---		---		---		---		4.9

Avg. # of Days w/Snow Depth Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.8		5.4		4.6		0.3		0.1		---		---		---		---		---		---		---		2.4

Avg. # of Days w/Snow Depth Above 10in/25cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.2		0.7		0.6		0.1		0.1		---		---		---		---		---		---		---		0.7

DEGREE DAYS

Heating Degree Days

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2187.2		535.6		457.2		266.1		91.7		24.4		0.6		---		---		2.8		66.7		237.2		505

Cooling Degree Days

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		537.2		---		---		---		4.4		33.3		118.3		156.1		155		60		10		---		---

Growing Degree Days

Years on Record: 68

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1746.9		---		---		---		30		191.2		356.7		413.3		409.9		270		75.8		---		---

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		10.1		11.1		12.5		13.9		15.1		15.7		15.3		14.3		12.9		11.5		10.3		9.8

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.9		6.8		9.6		13		16.3		19.6		22		21.8		18.7		15.8		11.1		7		5.8

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		2.7		3.7		5.3		7		8.2		8.6		8.2		7.3		5.5		4.1		3		2.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.6		11.9		13.8		15.5		16.7		17.9		19.1		19.4		18.2		18		15.2		11		10.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.9		12.1		13.9		14.9		15.7		17.9		20.6		21.2		18.5		18.7		15.3		11.1		10.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.9		6.8		9.6		13		16.3		19.6		22		21.8		18.7		15.8		11.1		7		5.8

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		2.8		3.9		5.5		7.2		8.5		9		8.8		7.6		6.1		4.4		3.1		2.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.9		14.3		17.9		21.1		19.2		21.7		21.8		21.4		20.8		22.9		18.1		15.3		13

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.5		15.1		19.5		23.8		20.1		25.7		26.9		25.5		23.4		27.2		19.5		17		14.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11		5.7		7.8		10.3		13		14.1		19.2		15.7		16.8		11.5		8.8		4.4		5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		2.5		3.3		4.4		6.7		7.3		7.8		7.6		6.7		4.4		3.8		2.7		2.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.8		9.1		10.2		11.7		12.9		12.9		16.9		14		16.3		12.3		11.1		5.7		8.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.9		8.6		9.2		9.4		9.8		9.1		15.8		10.8		14.9		9.9		9.6		4.4		8

NEARBY - MAP

NEARBY - LIST

Fruitland, Iowa (2 mi / 4 km)
Muscatine, Iowa (7 mi / 12 km)
New Boston, Illinois (16 mi / 26 km)
Wapello, Iowa (18 mi / 30 km)
Aledo, Illinois (20 mi / 33 km)

GEOBA.SE

Illinois City, Illinois