BROOKLINE STATION, MISSOURI

Average Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.3		0.2		2.8		7.5		13.3		18.3		23.1		25.5		25.1		20.6		14.4		7.6		2.1

Average High Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		19.3		5.7		8.6		13.7		19.7		24.3		29		31.5		31.4		26.8		20.8		13.4		7.4

Average Low Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.3		-5.4		-3.1		1.3		6.9		12.3		17.1		19.5		18.7		14.3		8		1.7		-3.3

Highest Recorded Temperature

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		45		24		28		33		33		35		38		45		41		40		33		27		25

Lowest Recorded Temperature

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-33		-28		-33		-22		-8		-1		5		6		6		-1		-7		-15		-26

Average Number of Days Above 90F/32C

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40.6		---		---		---		0.1		0.3		6.3		15.1		14.4		4.1		0.3		---		---

Average Number of Days Below 32F/0C

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		100.4		25.3		20.2		13.6		3.1		0.2		---		---		---		---		2.3		12.7		22.9

Average Number of Days Below 0F/-17C

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.8		1.6		0.5		---		---		---		---		---		---		---		---		---		0.6

Average Precipitation

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1075		54		59		89		104		120		123		91		82		108		86		88		71

Average Number of Days With Precipitation

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107		8		8		10		11		11		10		8		8		8		8		9		8

Most Reported Precipitation in a Month

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		476		172		163		239		269		341		341		476		218		444		221		311		224

Least Reported Precipitation in a Month

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		2		2		2		13		4		39		6		8		9		2		11		5		3

Most Precipitation Reported in a Day

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		159.3		97.8		79.2		99.8		86.9		106.9		122.4		114.8		86.1		127.8		139.2		159.3		93.2

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

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		68		4		4		6		7		8		7		6		5		6		5		5		5

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

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		28		1		2		2		3		3		4		2		2		3		2		2		2

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

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		---		---		1		1		1		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		109.5		8.4		8.2		10.4		11.1		11.4		10.6		8.1		8.5		8.6		8.1		8.1		8.4

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		110		70		80		80		100		130		140		110		120		130		150		90

Most Rain Reported in a Month

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1600		230		140		230		300		410		310		470		270		440		300		310		220

Least Rain Reported in a Month

Years on Record: 100

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

Average Snowfall

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		41.9		11.7		9.7		7.4		0.8		---		---		---		---		---		---		3.8		8.6

Most Snow Reported in a Month

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		89		58		48		60		18		1		---		---		---		---		3		49		36

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2556.7		574.4		438.9		322.8		166.7		55.6		4.4		0.6		0.6		34.4		137.8		321.1		499.4

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		758.9		---		---		1.7		11.1		46.1		143.3		230.6		210.6		99.4		15.6		0.6		---

Growing Degree Days

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2150		---		---		---		100		256.6		391.7		480.5		466.7		316.7		137.8		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.4		11.3		12.4		13.7		14.7		15.2		14.9		14		12.8		11.6		10.6		10.1

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15		7.9		10.4		14.2		18.1		20.2		21.6		22.3		20		17		12.8		8.6		7.1

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		8.7		8.2		7.3		5.8		4.4		3.4		2.8

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		12.2		13.5		16.3		18.3		18.4		18.9		19.8		19.3		18.8		16.7		12.5		11.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		12.4		13.5		15.5		17.8		18.1		19.4		21.3		19.8		19.3		17.1		12.9		11.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15		7.9		10.4		14.2		18.1		20.2		21.6		22.3		20		17		12.8		8.6		7.1

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		7.7		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		20.1		16.7		17.2		20.3		22.1		21.1		21.6		22.2		21.8		22.8		21		19		14.5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.9		19.1		19.1		21.9		24.8		23.4		25.6		26.7		24.8		26.4		23.6		22.6		16.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.2		6.7		8.2		11.6		14.4		15.2		17.9		19.1		17.9		14.1		9.2		5.7		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		5.1		2.7		3.8		5		6.3		7.7		8		7.4		6.7		4.8		3.7		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		12.7		9.7		9.9		12.8		14.3		14		15.8		17.2		17.2		15.1		10.9		7.2		8.9

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		9		8.3		10.3		11.1		10.2		13.2		15.7		15.9		13.2		8.9		5.7		8.3