PONTA DELGADA, PORTUGAL

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		62.8		57.4		56.7		57.6		58.5		60.6		64.6		68.7		71.1		69.8		66		62.2		59.2

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		67.6		61.7		61.3		62.1		63.3		65.7		69.8		74.7		77		75.2		71.1		66.9		63.7

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57.6		52.7		52		52.7		53.4		55.6		59.4		63		65.1		64.2		61		57.7		54.7

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		83.8		67.6		68.7		71.4		70.3		75.2		78.1		82		83.8		83.5		79.2		76.3		70.9

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		38.3		39.9		38.3		39.6		41.5		43.9		46.9		53.4		53.4		49.3		47.5		45.3		42.3

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		32.9		---		---		---		---		---		0.1		6.8		16.9		8.6		0.5		---		---

Average Number of Days Above 70F/21C

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		118		---		---		---		---		1		11		29		31		28		17		2		---

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		38.3		4.4		3.2		3.3		2.6		2.5		1.5		1.1		1.9		3.8		4.2		4.8		4.8

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		229.5		22.5		19.4		19.5		19.5		18.7		16.3		15.9		15.1		18.5		20.5		20.9		22.7

Most Precipitation Reported in a Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		8.3		5.7		1.6		2.5		2		6.5		1.6		1.4		3.4		6.2		8.3		3.6		2.9

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		27.2		3.4		2.4		2.7		1.6		1.6		1		0.6		1.2		2.3		2.7		4		3.7

Average Number of Days With Thunderstorms

Years on Record: 16

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

Most Rain Reported in a Month

Years on Record: 97

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		52.8		11.6		9.8		9.1		7.1		6.4		4.3		3.9		9.5		9.2		14.4		11.1		9.5

Least Recorded Rainfall

Years on Record: 97

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		19		0.5		0.3		0.2		0.1		0.1		0.2		0.1		0.2		0.2		0.4		0.7		0.6

Avg. No. of Days w/Rain Above 0.1in/2mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		121.5		13		12		11.1		9.9		9.3		6.3		5.7		6.2		10.1		11.3		12.8		13.8

Average Morning Relative Humidity

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		87		85		86		86		85		89		90		90		90		88		86		86		85

Average Evening Relative Humidity

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		78		81		79		79		76		78		78		75		75		76		78		81		81

Average Dew Point

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57		52		51		52		51		55		59		62		65		63		60		56		54

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1320.5		241.8		235.9		235.6		199.5		134.9		12		---		---		---		---		81		179.8

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		480.6		---		---		---		---		---		---		119.4		187.6		141		32.6		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4639		223.2		187.9		229.4		250.5		330.2		438		584.4		652.6		591		497.6		369		285.2

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.4		11.3		12.4		13.7		14.7		15.3		15		14		12.8		11.6		10.6		10.1

Average Number of Days With Fog

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		61		4		6		8		5		6		5		3		4		3		4		6		7

Average Wind Speed

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		10		10		16		11		10		9		9		8		6		8		9		10		10

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		2		2.9		4		5.4		6.1		6.6		6.9		6.4		5.1		3.4		2.3		1.8

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		0.9		1.1		1.5		1.9		2.2		2.3		2.1		1.8		1.5		1.2		0.9		0.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.8		3.1		3.8		4.7		5.5		5.6		5.7		6.1		6.3		5.7		4.5		3.5		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		5.1		3.1		3.8		4.5		5.7		6		6.5		7.4		7.4		6.3		4.6		3.6		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		4.4		2		2.9		4		5.4		6.1		6.6		6.9		6.4		5.1		3.4		2.3		1.8

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		0.9		1.2		1.6		2		2.4		2.5		2.3		1.9		1.6		1.3		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		5.6		3.8		5.1		5.4		6.5		6.3		6.1		6.9		6.8		6.2		5.9		4.3		3.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.6		4.1		5.8		5.7		7.7		7.6		7.5		9.5		8.6		7.2		6.7		4.7		4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.9		1.7		2.4		3.4		4.6		5.4		5.7		6.2		5.9		4.7		2.9		2		1.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		0.8		1		1.4		1.6		2		2.2		1.7		1.5		1.3		1		0.8		0.7

Minimum 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		2.5		2.9		3.8		4.7		5		5		5.5		5.7		5.2		3.7		2.9		2.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4		2.3		2.6		3.3		4.3		4.7		4.8		5.9		6.3		5.3		3.4		2.8		2