LEOMINSTER, MASSACHUSETTS

Average Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		50		25		28		38		48		60		68		73		70		61		52		43		30

Average High Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59		32		36		46		57		70		78		83		80		72		61		50		37

Average Low Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		41		17		19		29		39		50		58		63		60		51		42		35		23

Highest Recorded Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		102		61		70		86		95		96		99		100		102		94		87		76		69

Lowest Recorded Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-18		-18		-17		3		13		30		40		42		38		28		21		12		-11

Average Number of Days Above 80F/26C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		66		---		---		1		6		14		22		17		5		1		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		122		28		24		20		5		1		---		---		---		1		5		12		26

Average Number of Days Below 0F/-17C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5		2		2		---		---		---		---		---		---		---		---		---		1

Average Precipitation

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		45.8		3.8		3.1		3.8		4.2		3.3		3.9		3.6		3.9		3.9		4.5		4.4		3.9

Average Number of Rainy Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		125		10		9		10		12		12		11		11		10		10		10		10		10

Average Number of Days With Thunderstorms

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17		---		1		1		1		2		3		4		3		1		1		---		---

Most Rain Reported in a Day

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		3.6		3.1		1.7		2		3.6		3		3.4		2.1		2.5		3.3		3.4		2.3		2.7

Most Rain Reported in a Month

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		64.4		11.3		7.2		11.1		11.1		9.8		11.8		6.4		6.9		9.9		9.2		9.8		6.7

Least Rain Reported in a Month

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		35.5		0.8		0.1		0.5		1.9		1		0.8		1.1		1		0.8		2.2		1.1		0.9

Average Snowfall

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		57.3		17.8		13		8.8		2.2		0.1		---		---		---		---		0.5		3.6		13.5

Average Number of Days With Snow

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24		7		5		4		1		---		---		---		---		---		1		1		5

Deepest Snow Cover Reported

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		29		28		29		17		12		2		---		---		---		---		3		9		22

Most Snow Reported in a Day

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		106.1		23		12		9		1.5		---		---		---		---		4.3		12		21.3		23

Most Snow Reported in a Month

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		95		50		34		33.2		14		1.5		---		---		---		---		4.8		12		27.3

Average Morning Relative Humidity

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		73.6		63.9		67.6		66		73.2		74		74.3		77.3		81.8		83		77.2		71.5		68.4

Average Evening Relative Humidity

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		51.5		50.1		49.1		46.6		51.4		50.3		52.6		52.9		54.7		54.6		50.9		53.7		52

Average Dew Point

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		37		12		17		22		33		45		53		60		59		51		39		30		18

Average Wet Bulb

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		45		22		27		33		42		53		60		66		64		57		46		39		28

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6606		1256		1190		859		515		276		24		14		25		177		434		734		1102

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		512		---		---		---		2		40		130		133		169		37		---		1		---

Growing Degree Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2575		---		---		---		---		310		540		713		620		330		62		---		---

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		11.1		12.5		13.9		15.2		15.8		15.5		14.3		12.9		11.5		10.3		9.6

Average Number of Days With Fog

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		147		10		9		10		11		13		13		14		17		15		14		11		10

Average Possibility of Clouds

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		60.3		55.9		60.6		59.2		67.7		69.9		62.2		60.3		57.2		55.4		53.1		61.8		61.1

Average Wind Speed

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		11		4		5		5		4		3		3		3		3		3		4		4		4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.6		1.8		2.7		3.7		4.5		5		5.4		5.5		4.9		4		2.7		1.7		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		0.9		1.4		1.9		2.3		2.5		2.4		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		4.1		3.3		4.2		4.6		4.6		4.6		4.7		4.9		4.8		4.5		3.8		2.8		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		4.1		3.4		4.3		4.5		4.4		4.2		4.6		5		4.8		4.5		3.7		2.8		2.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.6		1.8		2.7		3.7		4.5		5		5.4		5.5		4.9		4		2.7		1.7		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		1.5		2		2.4		2.5		2.4		2.1		1.6		1.2		0.8		0.6

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		4.1		5.3		5.4		5.7		5.3		5.3		5.4		5.6		5.3		4.8		3.2		4.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.4		4.4		5.9		5.7		6.3		5.7		5.9		6		6.4		5.7		5.2		3.3		4.6

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		2.4		3.2		3.5		4.3		4.4		4.8		4.3		3.4		2.2		1.4		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		1.3		1.7		2.2		2.4		2.3		1.9		1.5		1		0.8		0.5

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		2.7		3.5		3.9		3.6		3.9		3.9		4.3		4.2		3.8		2.8		2.1		2.1

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		2.5		3.5		3.6		2.7		3.1		3.1		3.7		3.7		3.3		2.4		1.8		2