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Monthly
Summary

Climate
Summary

United States of America

RIVERHEAD, NEW YORK

Home > North America > United States > New York
Elevation: 67 feet Latitude: 40 50N Longitude: 072 37W

WEATHER

Monthly - Summary

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		50		30		31		37		47		56		66		71		70		65		54		44		33

Average High Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		58		37		39		44		55		64		74		79		78		73		63		52		41

Average Low Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		43		23		24		30		40		48		58		64		63		58		46		37		26

Highest Recorded Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		96		57		59		70		84		86		96		94		96		92		80		72		62

Lowest Recorded Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-2		-1		-2		11		16		33		37		46		49		37		20		17		1

Average Number of Days Above 90F/32C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.9		---		---		---		---		---		0.8		1.3		0.7		0.1		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		105.5		26.6		22.8		18.1		4.4		---		---		---		---		---		0.9		9.6		23.1

Average Number of Days Below 0F/-17C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.4		0.3		0.1		---		---		---		---		---		---		---		---		---		---

PRECIPITATION

Average Precipitation

Years on Record: 3

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		34.4		2.8		3.1		3.5		4		3.1		2.1		1.3		1.2		2.1		2.9		5.7		2.6

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 3

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		63.9		4.5		6.4		7		7		6.5		3.5		3.3		2.4		3.8		6.3		8.2		5

HUMIDITY

Average Relative Humidity

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		76		73		74		72		75		75		77		78		80		78		77		74		73

Average Dew Point

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		43		22		24		28		39		48		58		64		64		58		48		37		26

DEGREE DAYS

Heating Degree Days

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5620.4		1085		946.4		868		525		279		---		---		---		---		325.5		615		976.5

Cooling Degree Days

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		417		---		---		---		---		---		30		201.5		170.5		15		---		---		---

Growing Degree Days

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2572.5		---		---		---		---		186		480		666.5		635.5		465		139.5		---		---

NEARBY - MAP

NEARBY - LIST

Westhampton, New York (1 mi / 2 km)
Calverton, New York (9 mi / 14 km)
Aquebogue, New York (10 mi / 17 km)
Brookhaven, New York (12 mi / 19 km)
Bridgehampton, New York (17 mi / 28 km)

GEOBA.SE

Riverhead, New York

WEATHER FORECAST