CHARLESTON, ILLINOIS

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Elevation: 201 meters Latitude: 39 28N Longitude: 088 10W

WEATHER

Monthly - Summary

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Forecast

Monthly - All Data

Climate Summary

Daily Averages

Hourly Data

CURRENT CONDITIONS

Sunrise/Set

06:55 am

08:44 pm
Local Time
1:37 am EDT
29 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12.1		-1.9		-0.1		5.7		12.2		17.8		22.7		24.8		23.8		20.1		13.7		6.4		0.1

Average High Temperature

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		17.8		2.7		4.8		11.2		18.3		24		28.9		31		30		26.6		20.1		11.5		4.4

Average Low Temperature

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6.4		-6.4		-4.9		0.3		6		11.5		16.4		18.6		17.6		13.6		7.4		1.3		-4.3

Highest Recorded Temperature

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		43.3		21.7		23.9		31.7		33.3		38.3		42.2		43.3		41.7		40		35.6		28.9		22.8

Lowest Recorded Temperature

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-32.8		-32.8		-30.6		-25.6		-8.3		-3.3		1.7		7.2		3.9		-3.9		-11.7		-18.9		-28.9

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		0.3		---		---		---		---		---		---		0.1		0.1		---		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		33.9		---		---		---		---		1.2		7.1		11.9		9.4		4		0.2		---		---

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		105.2		---		---		0.3		2.7		9.4		22.6		27.2		24.5		15.4		2.9		0.1		---

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		167.9		---		0.1		3.5		10.9		22.1		28.8		30.9		30.9		26		12.4		2.2		0.1

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		219.1		0.8		2.2		9.5		21.4		29.8		30		31		31		29.4		23.1		9.5		1.3

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		263.6		4.3		7.4		18		27.5		31		30		31		31		30		30		17.9		5.5

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		306.8		11.1		15.3		26.3		29.6		31		30		31		31		30		30.9		25.7		14.8

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		343.9		31		28		31		30		30.6		25.8		22		24.8		28.8		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		272.8		31		28		30.7		28.1		23.4		10.4		5.1		7.9		18.9		28.5		29.9		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		207.4		30.7		27.7		28.4		21.9		11.4		1.3		---		0.6		6.8		20.9		27.1		30.5

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		151.8		29.7		26.3		23.4		11.3		1.9		---		---		---		1.2		9		20.1		28.7

Average Number of Days Below 32F/0C

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		111.5		26		22.6		16.6		4.9		0.4		---		---		---		0.1		3.4		13.5		24

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		37.1		13.8		8.9		2.9		0.1		---		---		---		---		---		---		1.4		9.9

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		13.6		6.7		3		0.1		---		---		---		---		---		---		---		0.1		3.6

Average Number of Days Below 0F/-17C

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.6		2.8		1.5		0.1		---		---		---		---		---		---		---		---		1.2

PRECIPITATION

Average Precipitation

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1013		62		53		88		96		109		104		102		84		85		80		81		69

Average Number of Days With Precipitation

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		108		9		8		10		11		11		10		8		8		7		8		9		9

Most Reported Precipitation in a Month

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		359		248		146		270		219		294		355		256		264		359		237		294		212

Least Reported Precipitation in a Month

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		2		10		6		13		17		7		8		3		5		5		---

Most Precipitation Reported in a Day

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		165.1		67.3		68.6		105.7		90.2		118.4		165.1		131.6		114		152.4		91.7		69.8		72.9

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		75.3		5.1		5		6.6		8.1		8.2		6.4		6.2		5.3		4.9		5.7		7.1		6.7

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

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		73		5		5		7		8		8		7		6		5		5		5		6		6

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

Years on Record: 115

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

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		30		1.5		1.6		2.2		3.1		3		2.9		3.3		2.3		2.3		2.5		3		2.3

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

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11		1		---		1		1		1		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		107.6		8.6		8.1		10		11		10.9		9.5		8.4		7.8		7.4		7.6		8.6		9

Most Rain Reported in a Day

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		160		60		50		100		80		100		160		130		110		150		90		60		70

Most Rain Reported in a Month

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1420		240		130		270		210		270		350		250		260		350		220		290		210

Least Rain Reported in a Month

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		640		---		---		10		---		10		10		---		---		---		---		---		---

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		48		15.5		11.2		7.6		0.5		---		---		---		---		---		---		2.8		10.4

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13.1		4.7		2.7		1.4		0.2		---		---		---		---		---		---		0.5		3.6

Most Snow Reported in a Month

Years on Record: 115

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		81.5		81.5		61		40.6		10.2		---		---		---		---		---		2.5		26.9		44.2

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		8.2		3.5		1.7		0.8		---		---		---		---		---		---		---		0.2		2

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		2.2		0.9		0.4		0.2		---		---		---		---		---		---		---		0.1		0.6

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		0.8		0.3		0.2		0.1		---		---		---		---		---		---		---		---		0.2

Avg. No. of Days w/Snowfall Above 10in/25cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		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		29.9		12.1		6.8		2.6		0.1		---		---		---		---		---		---		0.5		7.8

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		13.7		5.7		3		1.1		---		---		---		---		---		---		---		0.1		3.8

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		5.8		2.9		1.7		0.3		---		---		---		---		---		---		---		---		0.9

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		1.2		0.9		0.3		---		---		---		---		---		---		---		---		---		---

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5153		1133		894		674		330		113		12		---		3		61		294		618		1020

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1186		---		---		3		21		87		255		349		302		144		24		1		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3824		3		7		62		202		441		693		814		764		534		235		61		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		10.3		11.2		12.5		13.8		14.9		15.5		15.1		14.1		12.9		11.6		10.5		9.9

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		14.1		6.6		9.3		12.9		16.6		19.4		21.5		22.1		19		16.5		12		7.5		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		5.7		3		4.1		5.6		7.2		8.3		8.7		8.2		7.4		5.7		4.3		3.2		2.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.4		10.4		12.3		14.9		16.8		17.8		18.8		19.7		18.4		18.5		16.1		11.2		9.5

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.3		10.1		11.8		13.8		15.6		17.2		19.5		21.3		18.5		19.1		16.3		11.1		9.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.1		6.6		9.3		12.9		16.6		19.4		21.5		22.1		19		16.5		12		7.5		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		5.9		3		4.2		5.7		7.4		8.6		9.1		8.8		7.7		6.3		4.6		3.3		2.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.4		13.3		15.2		18.4		20.4		22.1		21.6		21.8		20.2		22.3		18.1		15.8		11.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.5		14.2		16.2		19		21.9		26.1		25.8		26.2		21.9		25.8		19.3		17.6		12.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.3		5		6.8		9.1		13.1		17.1		18.1		18.2		16.3		13.2		8.9		4.8		4.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		2.8		3.8		5.2		6.6		7.3		7.9		7.5		7		4.8		4		2.8		2.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.6		7.1		8.1		9.8		13		15.7		16		16.3		15.8		14.2		10.9		6.1		6.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.6		5.8		6.3		6.8		9.5		13.1		13.8		14.5		13.7		12.3		9.1		4.6		5.8

NEARBY - MAP

NEARBY - LIST

Mattoon, Illinois (6 mi / 10 km)
Trilla, Illinois (8 mi / 12 km)
Casey, Illinois (14 mi / 23 km)
Greenup, Illinois (14 mi / 24 km)
Neoga, Illinois (18 mi / 30 km)

GEOBA.SE

Charleston, Illinois