GENEVA, SWITZERLAND

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		50.9		34.7		36.5		43.2		49.5		57.6		63.9		68.4		67.1		59.7		52		41.9		36.7

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59.4		40.1		43.3		52.2		58.8		67.5		74.3		79.7		78.4		69.6		59.7		47.8		41.5

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		43.2		29.7		30.2		34.9		40.6		48.4		54.1		57.9		57.2		51.4		45.3		36.3		32.2

Highest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		96		57		64		77		77		84		90		96		94		88		81		68		67

Lowest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-2		-2		1		18		24		25		36		41		41		34		28		16		12

Average Number of Days Above 90F/32C

Years on Record: 21

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

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		15		---		---		---		---		0.2		2.6		6.7		5.4		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		60		---		---		---		0.4		3.6		12.4		20.2		17.7		5.4		0.3		---		---

Average Number of Days Above 65F/18C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		129		---		---		1		5		16		23		29		28		22		5		---		---

Average Number of Days Below 32F/0C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		90		22		18		12		5		---		---		---		---		---		2		11		19

Average Number of Days Below 0F/-17C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9		4.4		2		---		---		---		---		---		---		---		---		0.4		2.2

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		39.6		3		2.7		2.8		2.8		3.3		3.6		3.1		3.2		4		4.1		3.5		3.5

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		101.2		10.3		9.6		10.1		9.5		11.1		9.5		7.5		8.5		7.7		8.4		9.5		9.8

Average Number of Days With Thunderstorms

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		37		1		---		1		2		5		8		7		7		4		1		---		1

Most Rain Reported in a Month

Years on Record: 165

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		54.2		7.8		7.3		7.4		9.6		11.7		7.7		8		9.8		9.5		11.7		10.4		10

Least Recorded Rainfall

Years on Record: 165

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		18		---		---		---		---		0.3		0.1		0.1		0.5		---		---		0.2		---

Average Relative Humidity

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		73.3		81.5		76.9		72.1		68.7		70.4		66.9		63.8		66.9		72.8		79.1		79.1		81

Average Morning Relative Humidity

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		86		86		86		85		84		86		83		82		87		89		90		86		85

Average Evening Relative Humidity

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		59		73		66		56		51		51		50		46		47		55		66		71		75

Average Dew Point

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		41		29		30		33		36		45		50		54		54		51		44		35		31

Heating Degree Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5590.8		961		819.3		697.5		525		294.5		90		---		---		150		465		705		883.5

Cooling Degree Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		93		---		---		---		---		---		---		46.5		46.5		---		---		---		---

Growing Degree Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1853.5		---		---		---		---		170.5		360		511.5		511.5		300		---		---		---

Average Station Pressure

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
inHg		28.6		28.7		28.6		28.6		28.5		28.6		28.6		28.6		28.6		28.6		28.6		28.6		28.6

Average Vapor Pressure

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
inHg		0.3		0.2		0.2		0.2		0.2		0.3		0.4		0.4		0.4		0.4		0.3		0.2		0.2

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.7		10.9		12.5		14.1		15.6		16.4		16		14.6		13		11.4		10		9.3

Average Monthly Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hr		1828.1		58.7		88.5		153.9		176.6		197		234.9		263.1		237		185.2		117.3		66.5		49.4

Average Number of Days With Fog

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		228		21		20		19		17		18		16		15		18		21		22		20		21

Average Possibility of Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		44		23.3		33		44.6		46.1		44.7		52.7		58.4		57.5		52.7		37.6		26.2		20.5

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		5.4		5.4		5.8		6.5		6.3		5.4		5.1		4.9		4.5		4.7		4.7		5.1		5.8

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.5		1.4		2.2		3.4		4.3		5.2		5.9		6		5.1		3.8		2.4		1.4		1.1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		0.8		1.2		1.7		1.9		2.5		2.6		2.5		2.2		1.8		1.2		0.9		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		2.3		3.2		4		4.4		4.8		5.1		5.3		5		4.3		3.2		2.2		1.8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.6		2		2.8		3.5		4.3		4.5		5.3		5.6		5		4		2.9		1.9		1.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.5		1.4		2.2		3.4		4.3		5.2		5.9		6		5.1		3.8		2.4		1.4		1.1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.8		1		1.3		1.8		2.1		2.5		2.7		2.6		2.3		2		1.4		1		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.7		2.9		4.1		4.9		6		5.8		5.8		5.9		5.8		5.7		4.2		2.7		2.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.8		2.7		3.9		4.6		6.4		6.4		6.6		6.8		6.3		5.7		4		2.4		2.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.8		1.1		1.7		2.8		3		4.4		4.8		5.2		4.2		3		1.8		1		0.8

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		0.7		1		1.6		1.7		2.4		2.6		2.5		2.2		1.7		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		2.9		1.6		2.3		3.2		3.1		4		4.2		4.6		4.1		3.3		2.3		1.3		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		2.4		1.3		2		2.5		2.4		3.2		3.4		4.3		3.4		2.6		1.9		1		0.9