OGLESBY, ILLINOIS

Average Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.6		-4.3		-2.6		3.7		10.7		16.6		21.8		24.1		23		19		12.6		4.9		-2

Average High Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.5		0.4		2.4		9.2		17.2		23.3		28.3		30.6		29.5		25.7		19.1		10.1		2.4

Average Low Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.7		-9.1		-7.5		-1.7		4.2		9.9		15.3		17.5		16.6		12.3		5.9		-0.2		-6.4

Highest Recorded Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		44.4		20		22.8		29.4		33.9		41.1		41.7		44.4		41.7		39.4		34.4		28.3		21.1

Lowest Recorded Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-32.2		-32.2		-30.6		-22.2		-11.1		-3.3		1.7		3.9		0.6		-3.9		-10.6		-21.1		-30.6

Average Number of Days Above 90F/32C

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		30.5		---		---		---		0.2		1.6		6.3		10.8		7.9		3.5		0.2		---		---

Average Number of Days Below 32F/0C

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		129.7		28.5		25		20.5		7		0.6		---		---		---		0.2		4.4		16.7		26.8

Average Number of Days Below 0F/-17C

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9.9		4.7		2.8		0.1		---		---		---		---		---		---		---		0.1		2.2

Average Precipitation

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		865		42		37		66		87		98		97		88		90		90		61		59		48

Average Number of Days With Precipitation

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		105		8		7		10		11		11		10		8		8		8		8		8		8

Most Reported Precipitation in a Month

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		377		133		121		172		246		332		268		377		362		363		246		245		147

Least Reported Precipitation in a Month

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		6		---		3		16		7		7		2		7		8		---		---		6

Most Precipitation Reported in a Day

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		222.8		51.3		72.4		92.7		71.4		81.3		86.1		222.8		167.9		109.2		67.6		55.9		70.9

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

Years on Record: 119

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

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

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23		1		1		2		2		3		3		2		2		2		2		2		1

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

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6		---		---		---		1		1		1		1		1		1		---		---		---

Average Number of Rainy Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		105.2		8		7		9.7		10.4		11		9.8		8.3		8.2		8.3		7.5		8		8.1

Most Rain Reported in a Day

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		220		50		50		90		70		80		90		220		160		100		60		50		70

Most Rain Reported in a Month

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1400		150		110		170		240		210		260		370		280		360		240		240		140

Least Rain Reported in a Month

Years on Record: 108

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		550		---		---		---		---		---		---		---		---		---		---		---		---

Average Snowfall

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		61.2		18.5		14.2		8.9		2.3		---		---		---		---		---		---		3.3		14

Most Snow Reported in a Month

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		77.5		77.5		54.6		63.2		56.9		0.8		---		---		---		0.5		5.1		23.6		53.9

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3517.2		751.7		592.2		455.6		248.3		103.3		10.6		1.7		10.6		50		211.7		427.2		654.4

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		496.7		---		---		---		2.2		40		105		159.4		135		47.2		7.8		---		---

Growing Degree Days

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1769.5		---		---		---		21.7		204.9		355		435.7		403		270		79.2		---		---

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		14.2		12.9		11.5		10.4		9.8

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		6.7		9.6		12.7		16.3		19.2		21.5		22		18.8		15.7		11.1		6.8		5.7

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		5.4		7		8.2		8.7		8.1		7.3		5.6		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		15.5		11.7		13.8		15.2		16.6		17.6		18.8		19.6		18.3		17.9		15.2		10.7		10.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.7		11.8		13.9		14.4		15.5		17.3		19.9		21.5		18.6		18.5		15.3		10.6		10.3

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		6.7		9.6		12.7		16.3		19.2		21.5		22		18.8		15.7		11.1		6.8		5.7

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		19		13.8		16.9		20.9		19.9		21.9		22		21.9		20.1		22.6		18		16.6		13.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.6		14.4		18		23.5		21.5		26.1		27.4		26.9		22.1		26.8		19.2		19		14.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.2		5.8		8		9.9		12.7		14.8		19.3		16.4		16.9		12.6		8.4		4.6		4.8

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		2.6		3.4		4.4		6.5		7.3		7.7		7.4		6.9		4.4		3.8		2.5		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		11.9		9.2		10.5		11.1		12.7		13.6		16.9		14.7		16.4		13.6		10.5		6.2		7.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.2		8.8		9.7		8.5		9.4		10		15.8		11.9		15.1		11.8		8.9		4.9		7.3