CASTALIA, OHIO

Average Temperature

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.4		-3.1		-2.1		2.7		9.2		15.3		21		23.3		22.6		18.6		12.4		5.7		-0.5

Average High Temperature

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.8		0.8		1.9		6.9		13.9		20.1		25.8		28.1		27.3		23.6		17.2		9.7		3.1

Average Low Temperature

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6		-6.9		-6.1		-1.5		4.4		10.6		16.2		18.6		17.8		13.7		7.6		1.8		-4.1

Highest Recorded Temperature

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		40		22		22		29		32		33		40		40		40		37		33		27		22

Lowest Recorded Temperature

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-28		-28		-26		-21		-10		-1		3		5		7		1		-5		-16		-26

Average Number of Days Above 90F/32C

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13.5		---		---		---		---		0.5		3.1		5.1		3.4		1.3		0.1		---		---

Average Number of Days Below 32F/0C

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		114.4		27.5		24.6		20.3		4.8		---		---		---		---		---		1.1		11.8		24.3

Average Number of Days Below 0F/-17C

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.9		2.1		1.1		---		---		---		---		---		---		---		---		---		0.7

Average Precipitation

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		861		52		47		66		80		86		104		93		83		75		53		65		57

Average Number of Days With Precipitation

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		132		12		10		12		13		13		11		9		9		9		10		12		12

Most Reported Precipitation in a Month

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		320		167		115		138		183		230		318		320		252		196		125		166		164

Least Reported Precipitation in a Month

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		5		---		18		19		17		17		17		5		4		1		6		12

Most Precipitation Reported in a Day

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		152.7		51.6		53.3		60.5		67.3		97.3		143		152.7		98.8		87.6		57.9		53.6		59.7

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

Years on Record: 75

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

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

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20		1		1		1		2		2		3		2		2		2		1		2		1

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

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5		---		---		---		---		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		134.3		12.6		10.9		12.5		12.6		12.4		10.8		10		9.1		9.4		9.6		11.5		12.3

Most Rain Reported in a Day

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		150		50		40		60		60		90		140		150		90		80		50		50		50

Most Rain Reported in a Month

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1280		160		110		220		180		220		310		320		250		190		150		160		160

Least Rain Reported in a Month

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		460		---		---		---		---		10		10		---		10		10		---		---		10

Average Snowfall

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		62		19.1		14.7		10.4		1.8		---		---		---		---		---		---		3		12.9

Most Snow Reported in a Month

Years on Record: 101

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		126		95		40		32		30		---		---		---		---		---		---		50		51

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3369.4		679.4		576.1		483.9		288.3		123.9		15.6		---		5		40.6		199.4		374.4		582.8

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		436.1		---		---		---		0.6		26.1		85.6		151.1		124.4		42.8		5.6		---		---

Growing Degree Days

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1631.9		---		---		---		---		165.3		330		413.3		390.9		258.3		74.1		---		---

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		9.8

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		6.5		9.4		12.4		16.2		19		21.2		21.6		19		15.4		10.5		6.4		5.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		2.7		3.7		5.4		7.1		8.3		8.8		8.2		7.2		5.7		4.2		3		2.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15		11.2		13.3		14.7		16.5		17.4		18.5		19.3		18.6		17.4		14.2		9.7		8.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.9		11.1		13.3		13.6		15.3		16.8		19.2		20.8		19.2		17.7		13.8		9.3		8.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		6.5		9.4		12.4		16.2		19		21.2		21.6		19		15.4		10.5		6.4		5.2

Maximum 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		2.8		3.9		5.5		7.2		8.5		9		8.8		7.6		6.1		4.4		3.1		2.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.8		14.5		16.6		18.4		18.7		19.5		20.9		21.3		20.9		20.7		16.7		13.6		12.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.5		15.6		18		19.3		19.1		20.9		24.8		25.3		23.8		23.2		17.4		14.6		12.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.3		5.4		8.2		10		13.8		15.9		19.6		17.1		16.7		12.3		8.7		4		4.1

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		2.5		3.4		5		6.8		8		8.1		7.7		6.6		5.1		4		2.7		2.3

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.9		8.4		11.2		11.2		13.8		14.6		17.2		15.3		16.2		13.3		11.1		5.1		6.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.3		7.8		10.2		8.8		11.1		11.7		16.4		13		14.8		11.3		9.5		3.7		5.5