CONSTANTIA, SOUTH AFRICA

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Elevation: 374 feet Latitude: 34 02S Longitude: 018 25E

WEATHER

Monthly - Summary

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Forecast

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Climate Summary

Daily Averages

Hourly Data

CURRENT CONDITIONS

Sunrise/Set

05:33 am

07:28 pm
Local Time
9:33 am SAST
15 November, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		61		67.5		67.5		66		62.8		58.8		55.9		54.5		54.9		56.7		59.5		62.8		65.5

PRECIPITATION

Average Precipitation

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		40.7		1.2		1.2		1.6		3.1		5.2		7.2		6.1		6.1		3.6		2.3		1.5		1.6

Average Number of Days With Precipitation

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107.6		5		4.5		5.2		8.3		12.1		13.5		12.9		13.9		11.1		9		5.7		6.4

PRECIPITATION - SNOW

Average Number of Days With Frost

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		---		---		---		0.1		0.5		1.2		2		1.8		1		0.3		0.1		---

HUMIDITY

Average Relative Humidity

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		75.6		72.6		73.7		74.4		76.3		78.2		78.9		78.8		78.2		76.8		74.4		72.4		72.6

Average Dew Point

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		53.2		58.4		58.8		57.6		55.2		52		49.5		48.1		48.2		49.5		51.4		53.8		56.4

DEGREE DAYS

Heating Degree Days

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1655.3		---		---		---		66		192.2		273		325.5		313.1		249		170.5		66		---

Cooling Degree Days

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		194.6		77.5		70.6		31		---		---		---		---		---		---		---		---		15.5

Growing Degree Days

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4018.1		542.5		494.4		496		384		272.8		177		139.5		151.9		201		294.5		384		480.5

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		14.6		13.7		12.7		12.7		10.8		10.4		10.6		11.3		12.3		13.4		14.4		14.9

Average Possibility of Sunshine

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		64.7		74.5		74.9		72		63.5		57.9		53.4		56.5		58.3		59.7		64.6		69.6		71.2

WIND

Average Wind Speed

Years on Record: 112

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		11.4		13.9		13.2		11.2		9.4		8.7		8.9		9.2		10.3		10.9		12.3		14.1		14.1

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.4		8.2		7.3		5.9		4.3		3.1		2.6		2.9		3.7		4.9		6.5		7.7		8.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.4		1.9		1.7		1.4		1.1		0.9		0.8		0.8		1.1		1.4		1.7		1.9		2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.9		7.2		7.1		6.5		5.6		4.5		4.2		4.3		4.8		5.7		6.5		7		7.1

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.9		9.4		8.7		7.5		6.1		5		4.8		4.9		5.4		6.2		7.5		8.7		9.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.4		8.2		7.3		5.9		4.3		3.1		2.6		2.9		3.7		4.9		6.5		7.7		8.2

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		2.1		1.9		1.6		1.3		1		0.8		0.9		1.2		1.5		2		2.2		2.2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.5		7.5		7.7		7		6.2		5		5		5.1		5.5		6.5		7		7.5		7.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		8.1		10.1		9.9		8.5		7.1		5.9		6.1		6		6.6		7.5		8.6		10		10.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.9		7.6		6.9		5.4		3.6		2.8		2.4		2.5		3		4.6		5.6		6.9		7.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.2		1.7		1.4		1.2		1		0.8		0.6		0.7		0.9		1.2		1.5		1.6		1.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		6.7		6.7		5.8		4.5		3.9		3.7		3.6		3.8		5.2		5.6		6.3		6.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.7		8.1		7.7		6.2		4.4		4.2		4		3.8		3.7		5.4		5.7		7		8.2

NEARBY - MAP

NEARBY - LIST

Bergvliet, South Africa (2 mi / 3 km)
Bantry Bay, South Africa (3 mi / 5 km)
Retreat, South Africa (3 mi / 5 km)
Claremont, South Africa (4 mi / 7 km)
Newlands, South Africa (4 mi / 6 km)

GEOBA.SE

Constantia, South Africa