ZELTWEG, AUSTRIA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6.6		-4.8		-2.1		2.5		6.7		11.9		15		16.9		16.4		12.5		7.1		1		-3.4

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.1		0.8		4.2		9.3		13.4		18.6		21.7		23.9		23.6		19.8		14.1		6.5		1.4

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		1.6		-9.2		-6.7		-2.4		1.1		5.7		9.1		10.9		10.7		7.1		2.5		-2.8		-7

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		36.2		12.2		17.8		22.7		25.5		29.1		32.6		36.2		33.6		30.6		24.8		20.3		17.2

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-29.8		-29.8		-28.5		-25.3		-7.8		-13.6		-0.4		2.3		0.4		-4.4		-11.1		-19.8		-26.4

Average Number of Days Above 90F/32C

Years on Record: 6

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Average Number of Days Above 86F/30C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.3		---		---		---		---		---		0.6		1.6		2		0.1		---		---		---

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		38.6		---		---		---		---		2.3		7.8		13		12.2		3.3		---		---		---

Average Number of Days Below 55F/12C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		231.1		31		28.3		30.9		27.5		14.4		4.2		0.8		1.4		9.4		24.5		28.8		29.9

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		149.5		29.7		25.9		21.9		11.9		1.5		---		---		---		0.6		8.5		21.1		28.4

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		33.2		13.8		4.8		0.9		---		---		---		---		---		---		---		2.2		11.5

Average Number of Days Below 0F/-17C

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14		8		2		---		---		---		---		---		---		---		---		---		3

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		799.5		26.5		26.9		39.5		51.6		78.8		116.2		124.4		109.1		82		63.4		48		33.1

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		64.1		2.3		3.7		3		4.7		5.5		7.1		6.3		7.7		6.4		9		4.5		3.9

Average Number of Days With Hail

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.3		0.1		---		---		---		0.2		0.2		0.3		0.3		0.1		---		---		0.1

Most Precipitation Reported in a Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		90		23		37		30		47		55		71		63		77		64		90		45		39

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

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		25.6		0.7		0.7		1.1		1.5		2.5		4.1		4.3		3.5		2.6		2.2		1.5		0.9

Average Number of Rainy Days

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		68		2		2		3		5		9		5		9		9		6		7		4		3

Average Number of Days With Thunderstorms

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		36.5		---		0.1		0.2		1.3		5.1		8		9.6		8.5		3		0.7		0.1		---

Average Snowfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		75		14.3		16.8		12.7		8.5		0.8		---		---		---		---		0.4		7.5		14

Average Snow Cover

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		122		46		122		58		53		22		---		---		---		---		8		35		36

Av. # of Days w/Snow Depth Above 0.4in/10mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		76.4		24.1		16.7		9.1		1.9		0.2		---		---		---		---		0.2		6.3		17.9

Av. # of Days w/Snow Depth Above 7.8in/20cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16.7		6.1		4.8		2.6		0.3		0.1		---		---		---		---		---		0.8		2

Average Relative Humidity

Years on Record: 4

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		---		---		94		77		71		76		73		81		78		74		80		96		97

Average Morning Relative Humidity

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		89.3		89.5		89.6		89.2		87.3		85		84.7		86.7		91.1		92.9		92.9		91.7		90.7

Average Evening Relative Humidity

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		59.7		74.1		63.2		54.6		50.4		52.4		54.2		53.3		54.7		55.9		59.4		68		76.5

Average Dew Point

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		---		---		-2		-1		1		6		9		12		11		8		5		1		-3

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4522.1		699.2		553.2		461.6		332.5		191.2		87.5		29.3		36.2		146.7		310.9		494.2		655.3

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		784.3		---		---		---		---		67.2		162.5		229.1		222.2		103.3		---		---		---

Average Vapor Pressure

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mbar		8.5		4		4.5		5.6		7		10		12.4		14.1		14.3		11.6		8.5		5.9		4.5

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.6		10.9		12.5		14.2		15.7		16.5		16.1		14.7		13		11.4		9.9		9.1

Average Monthly Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		1788.6		103		127.5		144.3		157.9		189.3		191		213.5		205.3		160.5		130.4		91.9		74

Average No. of Days w/Cloud Cover 0-20%

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		28		3.9		4.2		2.6		1.6		1.2		0.9		2		2.3		1.5		2.1		2.5		3.2

Average No. of Days w/Cloud Cover 80-100%

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		111.7		8.9		7.9		10.8		11.2		9.9		9.2		7.8		7.3		8.4		9.3		10.3		10.7

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		5.4		3.6		4.7		7.2		8.3		7.6		6.8		6.5		5		4.7		4.3		3.6		3.2

Avg. # of Days w/Wind Above 32 mph/52 km/h

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		43.4		3		3		5.2		5.6		5		4.5		4.7		3		2.1		2.5		2.3		2.5

Avg. # of Days w/Wind Above 39 mph/63 km/h

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6.4		0.8		0.6		1		0.9		0.4		0.4		0.7		0.4		0.2		0.2		0.4		0.5

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.5		5.2		8.2		11.8		14.8		17.7		17.6		17.9		16		11.9		7.9		5		4

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6		3		4.2		6		7.7		9		9.5		9.2		8.1		6.1		4.1		3		2.5

Average 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		8.9		12.2		14.3		15.2		16.2		15.4		15.9		15.7		13.4		10.6		8		6.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.2		7.8		10.9		12.4		13		14.5		13.2		14.2		13.8		11.6		9.6		7		6.2

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.5		5.2		8.2		11.8		14.8		17.7		17.6		17.9		16		11.9		7.9		5		4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		3.3		4.8		6.4		7.7		9.1		9.6		9.3		8.2		6.7		4.9		3.2		2.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.3		10.6		15.8		16.6		18.1		18.8		16.9		18.4		19.6		18		13.8		9.1		8.7

Maximum 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		9.5		14.4		15.3		17.7		19.3		16		19		20.5		17.5		13.1		8.1		8

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.4		4.5		6.8		10.1		12.8		14.3		14.2		15.2		13		8.7		6		4.3		3.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		2.7		3.7		5.7		7.6		8.8		9.1		9.1		7.9		5.5		3.5		2.7		2.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.2		7.3		9.7		11.8		12.9		13		12.5		13.6		12.5		9.2		7.6		6.6		5.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.7		6.5		8.6		9.5		9.5		9.1		8.3		10		8.8		6.4		6.3		5.4		4.6