SIEDLCE, POLAND

Average Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		46		27		28		36		45		55		60		63		63		55		47		37		31

Average High Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		52		31		32		42		53		64		69		71		71		63		52		40		34

Average Low Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		39		23		23		30		37		46		51		54		53		47		40		33		27

Highest Recorded Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		92		52		61		70		75		86		88		92		90		84		76		59		57

Lowest Recorded Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-26		-26		-14		-6		19		27		32		39		37		27		16		1		-8

Average Number of Days Above 80F/26C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13		---		---		---		---		2		3		4		4		1		---		---		---

Average Number of Days Above 65F/18C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		100		---		---		---		3		15		20		24		24		11		3		---		---

Average Number of Days Below 32F/0C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		118		25		23		19		9		1		---		---		---		1		6		13		22

Average Number of Days Below 5F/-15C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		3		3		---		---		---		---		---		---		---		---		---		1

Average Number of Days With Precipitation

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		200		22		18		17		15		14		15		15		13		14		14		20		23

Average Number of Rainy Days

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		157		10		8		11		13		14		15		15		13		14		14		16		14

Average Number of Days With Thunderstorms

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20		---		---		---		1		4		5		5		4		1		---		---		---

Average No. of Days With Freezing Rain

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		2		1		1		---		---		---		---		---		---		---		1		2

Average Number of Days With Snow

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		65		17		14		9		4		---		---		---		---		---		1		7		13

Average Morning Relative Humidity

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		87		88		89		89		84		80		81		85		87		91		92		91		90

Average Evening Relative Humidity

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		70		84		78		68		57		57		61		61		59		66		74		85		88

Average Dew Point

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		39		23		23		29		36		46		52		55		54		49		41		33		28

Heating Degree Days

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7180.4		1178		1059.4		899		600		310		150		77.5		93		300		589		855		1069.5

Growing Degree Days

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1364.5		---		---		---		---		155		300		387.5		372		150		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.9		9		10.6		12.5		14.6		16.5		17.5		16.9		15.2		13.2		11.2		9.4		8.5

Average Number of Days With Fog

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		274		24		22		24		22		19		20		22		23		25		26		24		23

Average Number of Days With Smoke/Haze

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		44		2		3		6		6		3		3		3		5		5		5		2		1

Average No. of Days With Vision Obstruction

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		281		26		24		24		22		20		20		22		24		25		26		24		24

Average Wind Speed

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		10		13		11		8		10		8		9		9		9		10		10		11		12

Average No. of Days With Blowing Snow

Years on Record: 18

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

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		0.9		1.6		2.7		3.8		5		5		4.8		4.4		2.9		1.7		0.9		0.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.6		0.9		1.5		2.1		2.6		2.8		2.6		2.2		1.6		1		0.6		0.5

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.1		1.6		2.6		3.4		4		4.6		4.3		4.2		4.3		3.3		2.3		1.4		1.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.8		1.5		2.2		2.8		3.4		4.4		3.8		3.8		3.9		2.8		2		1.2		1.2

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		0.9		1.6		2.7		3.8		5		5		4.8		4.4		2.9		1.7		0.9		0.7

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		0.7		1.1		1.7		2.1		2.6		2.8		2.7		2.3		1.7		1.1		0.7		0.5

Maximum 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		3.6		4.8		4.8		5.5		5		5.5		5		4.3		3		1.9		1.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.9		2.1		3.2		4.2		4.7		6		5.3		6.2		5.1		4.1		2.7		1.7		1.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.3		0.7		1.2		2.1		3.2		4.2		4.2		4		3.6		2		1.2		0.7		0.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.5		0.8		1.4		2		2.5		2.7		2.6		2.2		1.4		0.8		0.5		0.4

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.4		1.2		1.6		2.4		3.2		3.8		3.7		3.5		3.5		2.1		1.6		1		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		1.8		1		1.3		1.7		2.2		3		2.7		2.5		2.6		1.3		1.2		0.8		0.8