STORRS MANSFIELD, CONNECTICUT

Average Temperature

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		48		25.6		26.4		35		45.9		56.5		65		69.9		68.3		61.4		51.1		40.8		29.7

Average High Temperature

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57.4		33.9		35		43.8		56.1		67.3		75.4		79.8		77.9		71.3		61.1		49.2		37.6

Average Low Temperature

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		38.6		17.3		17.8		26.2		35.8		45.6		54.7		60.1		58.7		51.5		41.2		32.3		21.8

Highest Recorded Temperature

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		101		68		69		83		91		93		95		101		97		97		89		82		73

Lowest Recorded Temperature

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-20		-19		-20		-6		10		25		35		32		37		26		16		1		-17

Average Number of Days Above 90F/32C

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.2		---		---		---		---		0.1		0.6		1.5		0.8		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		39.2		---		---		---		0.6		2.2		7.8		13.8		11.5		3		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		116		---		---		0.3		3		11.4		22.9		29.4		28.1		16.8		3.7		0.4		---

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		177.2		0.2		0.3		2.2		10.4		23.9		29.1		31		30.8		28.1		15.8		4.6		0.7

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		233.8		2.2		3.4		8.8		21.4		30.1		30		31		31		30		27.2		14.2		4.5

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		288.1		7.5		10.2		20.2		28.6		31		30		31		31		30		30.8		25.4		12.5

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		360.2		31		28		31		30		31		29.3		28.7		29.5		29.6		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		311.4		31		28		31		29.8		30.3		19.6		11.1		15		24.3		30.3		30		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		241		31		28		30.9		28.3		20.7		4.7		0.5		1		10.3		26		28.6		30.9

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		176.2		30.5		27.4		28.9		18.2		4.4		0.2		---		0.1		1.5		12.8		22.7		29.4

Average Number of Days Below 32F/0C

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		138.1		28.7		26.4		24.1		10.4		0.8		---		---		---		0.2		5		15.9		26.6

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		45.4		16.4		12.6		5.5		0.2		---		---		---		---		---		---		1		9.7

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		13.8		7		3.2		1.1		---		---		---		---		---		---		---		---		2.5

Average Number of Days Below 0F/-17C

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.8		2.3		1.6		0.1		---		---		---		---		---		---		---		---		0.7

Average Precipitation

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		46		3.7		3.2		4		3.8		3.7		3.4		4.1		4.2		4		3.8		4		4

Average Number of Days With Precipitation

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		113		10		9		10		10		11		10		9		9		8		8		9		10

Most Reported Precipitation in a Month

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		17		13.8		8.9		10.7		10.9		9.2		12.8		12.2		14.8		17		15.6		9.2		10

Least Reported Precipitation in a Month

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		0.1		0.6		0.4		0.2		0.6		0.3		0.1		0.8		0.5		0.4		0.2		0.5		0.7

Most Precipitation Reported in a Day

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		6.2		3.6		2.9		3.4		3.3		4.9		4.3		4.7		5.7		6.2		5.5		4.5		4.2

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		83.4		6.2		6.5		7		7.5		8.3		7.4		7		6.4		6.5		6.6		6.9		7.1

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

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		78		7		6		7		7		7		7		6		6		6		6		6		7

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

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		33		3		2		3		3		2		2		3		3		3		3		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		33.2		2.4		2.5		3		2.8		2.4		2.5		2.6		2.9		2.8		3		3.3		3

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

Years on Record: 123

		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: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		39.7		11.2		10.7		7.4		1.4		---		---		---		---		---		0.1		1.8		7.1

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.2		3.5		3		2		0.2		---		---		---		---		---		---		0.4		2.1

Most Snow Reported in a Month

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		40		40		35.6		37.5		15		3		---		---		---		---		4.5		16		29.4

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		9.3		2.8		2.4		1.8		0.2		---		---		---		---		---		---		0.3		1.8

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		3.9		1.2		1.1		0.6		0.1		---		---		---		---		---		---		0.1		0.8

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		1.9		0.6		0.5		0.3		0.1		---		---		---		---		---		---		---		0.4

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

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6320		1215		1001		894		539		269		70		10		19		137		433		684		1048

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		490		---		---		---		3		17		94		179		146		47		4		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2514		---		1		7		64		232		474		634		592		364		116		26		4

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.1		11.1		12.5		13.9		15.1		15.7		15.4		14.3		12.9		11.5		10.3		9.7

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		1.8		2.7		3.7		4.5		5.2		5.5		5.7		5		4.1		3		1.9		1.5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.7		1		1.4		1.9		2.3		2.5		2.3		2		1.6		1.1		0.8		0.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.2		3.3		4		4.4		4.6		4.7		4.8		5.1		4.9		4.7		4.1		3.1		2.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.2		3.4		4.1		4.4		4.3		4.5		4.7		5.2		4.9		4.7		4.1		3.2		3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		1.8		2.7		3.7		4.5		5.2		5.5		5.7		5		4.1		3		1.9		1.5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		1.1		1.5		2		2.4		2.5		2.4		2.1		1.7		1.2		0.8		0.7

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		4.2		5.2		5.1		5.5		5.5		5.4		5.8		5.6		5.4		5		3.9		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		5.5		4.5		5.8		5.4		5.9		6		6.1		6.8		6.3		5.9		5.5		4.2		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		3.1		1.5		2.2		3.2		3.5		4.1		4.5		5		4.5		3.5		2.5		1.5		1.2

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		0.6		0.8		1.4		1.8		2.2		2.4		2.2		1.9		1.4		1		0.7		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		2.6		3		3.8		3.5		3.8		4		4.5		4.4		3.8		3.3		2.3		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		2.4		2.7		3.4		2.7		2.8		3.2		4.1		4		3.4		2.9		2.1		1.8