DEXTER, MISSOURI

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15.2		1.6		4.8		9.9		15.3		20.7		25.3		27.3		26.1		22.2		16.1		9.3		3.6

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		21		6.3		10.1		15.8		21.7		26.8		31.4		33.3		32.2		28.6		22.8		14.7		8.3

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.3		-3.1		-0.5		4.1		8.9		14.6		19.1		21.3		20		15.8		9.2		3.9		-1.2

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		38		11.4		14.9		19.2		25.3		30.1		33.9		38		36.1		31.8		26.9		19.6		12.7

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-10.6		-10.6		-6.9		0.4		6.3		11.3		16.9		19.4		17.6		13.7		5.7		-1.6		-8.3

Average Number of Days Above 90F/32C

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		63.2		---		---		---		---		3.6		14.2		23		16.2		5.7		0.5		---		---

Average Number of Days Below 32F/0C

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		80		23.4		17.8		9.6		1.4		---		---		---		---		---		1.1		8		18.6

Average Number of Days Below 0F/-17C

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.5		1		0.2		---		---		---		---		---		---		---		---		---		0.3

Average Precipitation

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1210		110		90		110		110		110		110		80		90		100		80		90		90

Average Number of Days With Precipitation

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		98		9		8		9		9		10		9		7		7		7		7		8		8

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		336		208		248		336		233		269		189		245		213		191		310		258		296

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		4		23		32		37		45		50		23		4		12		19		16		16		28

Most Precipitation Reported in a Day

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		161.8		148.8		93.2		134.6		104.4		108		122.9		115.6		100.3		161.8		132.8		103.4		105.2

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

Years on Record: 64

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

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

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		31		3		2		3		3		3		3		2		2		2		2		3		3

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

Years on Record: 64

		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 Number of Rainy Days

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		80		8		7		7		7		7		7		5		6		6		5		6		6

Average Snowfall

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		23.6		8.1		7.1		3.8		---		---		---		---		---		---		---		1		3.6

Most Snow Reported in a Month

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		61		57.1		50.8		61		2.5		---		---		---		---		---		5.1		20.3		31.8

Average Relative Humidity

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		71		78		73		70		68		71		71		70		72		72		69		67		74

Average Dew Point

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10		1		2		4		8		14		20		20		20		15		10		2		---

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2135.6		519.4		378.9		263.3		108.3		27.8		---		---		---		10		98.9		272.2		456.7

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1001.1		---		---		1.7		18.9		100		207.8		278.3		241.1		125		27.2		1.1		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2540.1		---		---		---		160		332.4		458.3		537.3		499.4		365		187.7		---		---

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		14.6		15.2		14.9		14		12.8		11.6		10.7		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		14.8		7.6		10.4		13.9		17.9		19.7		21.6		21.6		19.7		17		12.8		8.5		6.9

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		7.2		8.3		8.8		8.4		7.4		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		16.1		11.5		13.4		15.9		18		18.1		18.9		19.3		19.1		18.8		16.9		12.3		10.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.1		11.6		13.2		14.8		17.3		17.4		19.4		20		19.3		19.3		17.2		12.6		11

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.8		7.6		10.4		13.9		17.9		19.7		21.6		21.6		19.7		17		12.8		8.5		6.9

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		4.8		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		19.3		14.9		16.7		19.2		22.9		21.7		21.3		21.8		21.4		21.3		20.6		16		13.6

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		16.5		18.4		20.1		26.3		24.8		24.7		25.7		23.8		23.7		22.9		17.9		14.9

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.2		6.3		8.2		11.2		14.1		16.3		18.9		18.7		17.2		14.5		9.1		6.4		5.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		2.9		3.9		5.3		6		7.5		8.1		7.6		6.8		5.2		3.8		3.1		2.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.7		8.9		9.8		12.3		13.9		15		16.7		16.8		16.6		15.6		10.8		8.4		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		10.8		7.8		8.3		9.7		10.7		11.7		14.8		14.9		14.7		14.1		8.7		7.1		7.1