WILLIAMSVILLE, MISSOURI

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57.1		33.3		39.1		48.2		57.8		65.7		73.5		78.5		77.5		69.7		58.8		46.7		36.8

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		1		49.7		59.7		69.9		77.1		84.2		89.7		89.4		81.1		70.9		56.7		46		68

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		99.4		57.2		59.9		65.8		77.6		84.4		91.2		99.4		97.7		88.1		77		69.2		53

Average Precipitation

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		47.1		3.5		3.2		4.3		4.5		4.8		4.1		3.8		3.8		3.4		3.5		4.2		4

Average Number of Days With Precipitation

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		101		8		8		9		10		10		9		8		8		7		7		8		9

Most Reported Precipitation in a Month

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		17.9		14.2		8.7		14.2		13.8		14.3		17.9		9.2		9.5		13		13.5		11.7		17.8

Least Reported Precipitation in a Month

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		---		0.2		0.8		1.1		0.7		0.2		0.6		0.2		---		---		0.1		0.2

Most Precipitation Reported in a Day

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		7.7		5.8		2.8		7.1		3.1		6.7		7.7		5.1		4.2		4.7		4.9		4.8		6.1

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		72		5.2		5.8		6.6		6.8		7.4		5.9		6		5.3		4.4		5.8		6.3		6.5

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

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		72		6		6		7		7		7		6		6		5		5		5		6		6

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

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		32		2		2		3		3		3		3		3		3		2		2		3		3

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		32.2		2		2.5		2.9		3		3.2		2.4		2.9		2.5		1.9		2.9		2.9		3.1

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

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12		1		1		1		1		1		1		1		1		1		1		1		1

Average Snowfall

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		11		3		3.3		1.9		---		---		---		---		---		---		0.1		0.6		2.1

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6.1		1.9		2.1		0.6		---		---		---		---		---		---		---		0.1		1.4

Most Snow Reported in a Month

Years on Record: 87

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		18.8		18.7		18.8		16.8		1		---		---		---		---		---		2.8		9.9		14.3

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		2.7		0.9		0.8		0.3		---		---		---		---		---		---		---		---		0.7

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		1		0.3		0.2		0.2		---		---		---		---		---		---		---		---		0.3

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		0.5		0.2		0.1		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		10.8		3.8		3.3		0.6		---		---		---		---		---		---		---		0.1		3

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		4.4		1.4		1.4		0.3		---		---		---		---		---		---		---		---		1.3

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		1.8		0.6		0.6		0.1		---		---		---		---		---		---		---		---		0.5

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		0.2		---		0.1		0.1		---		---		---		---		---		---		---		---		---

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4281		983		726		525		247		97		6		---		4		46		219		552		876

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1436		---		---		4		31		118		259		417		392		187		27		1		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4025.5		---		---		---		234		486.7		705		883.5		852.5		591		272.8		---		---

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
kWh/m2		4.1		2.2		2.9		3.9		5		5.4		6		6		5.5		4.8		3.6		2.4		1.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.9		1.2		1.6		2		2.3		2.4		2.3		2.1		1.6		1.2		0.9		0.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.5		3.3		3.8		4.5		5		5		5.3		5.4		5.3		5.3		4.7		3.4		3.1

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.5		3.4		3.8		4.2		4.8		4.8		5.4		5.6		5.4		5.4		4.8		3.5		3.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.1		2.2		2.9		3.9		5		5.4		6		6		5.5		4.8		3.6		2.4		1.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		0.9		1.2		1.7		2.1		2.4		2.5		2.5		2.2		1.8		1.3		1		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.5		4.4		4.7		5.4		6.4		6		6.1		6.2		6		6.2		5.8		4.8		3.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.2		4.9		5.2		5.6		7.5		6.7		7.2		7.4		6.7		7.1		6.5		5.5		4.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		1.7		2.5		3.1		3.9		4.5		5.3		5.1		4.8		4.1		2.4		1.6		1.5

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		0.8		1.1		1.5		1.6		2.1		2.2		2.1		1.9		1.4		1		0.8		0.8

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.5		2.4		3		3.4		3.9		4.1		4.7		4.6		4.6		4.4		2.8		2.1		2.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3		2.1		2.7		2.6		3		3.2		4.2		4		4.2		4.1		2.2		1.7		2