WILLOW SPRINGS, MISSOURI

Average Temperature

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.2		0.8		2.7		7.5		13.5		18.1		22.5		24.8		24.4		20.2		14.3		7.5		2.1

Average High Temperature

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		19.9		6.9		9.2		14.3		20.6		24.9		28.9		31.5		31.4		27.2		21.7		14.1		8

Average Low Temperature

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6.5		-5.4		-3.8		0.8		6.4		11.3		16.1		18.1		17.4		13.2		6.8		0.8		-3.7

Highest Recorded Temperature

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		42.2		27.2		29.4		30.6		33.3		34.4		40.6		42.2		41.1		40		37.2		28.3		25.6

Lowest Recorded Temperature

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-33.3		-28.9		-33.3		-22.2		-8.3		-4.4		2.2		6.1		5		-2.2		-8.3		-17.2		-26.7

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		0.7		---		---		---		---		---		0.1		0.2		0.3		0.2		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		38.8		---		---		---		0.2		0.5		5.2		14.2		13.9		4.5		0.3		---		---

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		113.7		---		---		1		4.4		8.7		22.9		29.3		28.2		16.5		2.5		0.2		---

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		184.8		0.4		1		6.4		15.3		24.9		29.2		30.9		30.8		26.5		15.2		4		0.2

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		242.1		3.1		6.4		14		24.3		30.4		30		31		31		29.5		26.5		12.4		3.5

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		291.4		9.3		14.1		24		28.9		31		30		31		31		29.9		30.4		21.2		10.6

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		332.2		19		21.3		29.1		30		31		30		31		31		30		30.9		27.6		21.2

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		349.9		31		28		31		30		30.9		28.7		24.2		25.5		28.6		30.9		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		271		31		28		30.7		28.4		24.2		10.7		3.8		6.7		18		28.9		29.7		30.9

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		203.4		30.6		27.6		28.2		20.9		10.5		1.3		0.1		0.4		6.5		20.5		26.5		30.4

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		145.7		29.1		24.6		21		10		1.7		---		---		---		1.1		10.1		19.8		28.2

Average Number of Days Below 32F/0C

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		110.1		25.9		21		15.2		4.6		0.5		---		---		---		0.1		3.8		14.8		24.1

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		28.5		10.5		6		1.8		---		---		---		---		---		---		0.1		1.9		8.1

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		9		3.7		2.1		0.2		---		---		---		---		---		---		---		---		3

Average Number of Days Below 0F/-17C

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.7		1.3		0.9		0.1		---		---		---		---		---		---		---		---		0.5

Average Precipitation

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1116		67		67		105		116		129		108		89		85		93		84		93		79

Average Number of Days With Precipitation

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		88		6		6		8		9		10		8		7		7		7		6		7		7

Most Reported Precipitation in a Month

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		444		270		219		393		332		301		444		359		206		326		328		272		365

Least Reported Precipitation in a Month

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		14		24		---		7		---		---		1		---		---

Most Precipitation Reported in a Day

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		190.5		101.6		103.4		190.5		96.3		133.3		127		88.9		86.1		107.2		127		95.2		152.7

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

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		70		5		5		7		7		8		7		6		5		5		5		5		5

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

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29		2		2		3		3		3		3		2		2		3		2		2		2

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

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13		1		1		1		1		2		1		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		89.3		6.6		6.7		8.5		9.3		9.9		8.5		7.1		7.1		7.2		6.3		6.8		6.6

Most Rain Reported in a Day

Years on Record: 100

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

Most Rain Reported in a Month

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1830		260		210		390		330		300		440		350		200		320		320		270		360

Least Rain Reported in a Month

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		620		---		---		20		10		20		---		---		---		---		---		---		---

Average Snowfall

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		28.2		8.6		7.1		5.8		0.5		---		---		---		---		---		---		1.8		4.3

Most Snow Reported in a Month

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		53.3		53.3		36.3		53.3		7.6		---		---		---		---		---		2.5		19.8		33

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4419		969		739		555		265		88		10		---		1		55		267		558		911

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1259		---		---		4		23		76		232		379		364		160		20		2		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4057		8		17		92		245		453		672		843		827		556		251		79		14

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.5		11.3		12.4		13.6		14.7		15.2		14.9		14		12.8		11.6		10.6		10.2

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.9		7.9		10.5		14.1		18		19.8		21.6		22		19.8		17		12.8		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		5.8		3.2		4.2		5.7		7.1		8.3		8.8		8.2		7.3		5.8		4.4		3.4		2.9

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.3		12.1		13.5		16.2		18.2		18.2		18.9		19.7		19.2		18.8		16.8		12.5		11.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.4		12.4		13.5		15.3		17.6		17.6		19.4		20.9		19.6		19.3		17.1		12.8		11.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.9		7.9		10.5		14.1		18		19.8		21.6		22		19.8		17		12.8		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		6.1		3.3		4.4		5.9		7.5		8.6		9.1		8.8		7.8		6.4		4.9		3.6		3

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.9		16.2		16.9		19.8		22.6		21.1		21.4		22		21.6		22.7		21.3		18.5		14.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.6		18.5		18.6		20.9		25.8		23.4		24.9		26.2		24.4		26.2		24.1		21.8		16

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.1		6.3		8.5		11		14.3		15.8		18.5		18.8		17.3		14.7		8.7		5.6		5.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.1		2.7		3.8		5.2		6.1		7.7		8.1		7.5		6.7		4.8		3.6		2.6		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		12.6		9		10.3		12		14.2		14.5		16.4		16.9		16.7		15.8		10.2		7.1		7.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.6		8		8.8		9.3		11		10.9		14.2		15.1		14.9		14.4		7.9		5.5		7