ROCKVILLE, MARYLAND

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Elevation: 415 feet Latitude: 39 06N Longitude: 077 06W

WEATHER

Monthly - Summary

CURRENT CONDITIONS

Sunrise/Set

06:52 am

04:53 pm
Local Time
6:58 am EST
15 November, 2024

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MONTHLY - WEATHER AVERAGES SUMMARY [ Show All Data ]

[ °C ] °F

Average Temperature

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		55		33.9		35.6		44		54.7		63.5		71.7		75.9		74.3		67.4		56.7		46.3		36.6

Average High Temperature

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		65.5		42.7		45.2		54.9		66.5		75		82.6		86.5		84.7		78.2		67.9		56.5		45.4

Average Low Temperature

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		44.6		25.1		26		33.2		42.8		52		60.6		65.3		63.9		56.7		45.5		36.1		27.7

Average Precipitation

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		40.4		3		2.6		3.5		3.1		4		3.9		3.9		3.9		3.4		2.9		3.1		2.9

Average Number of Days With Precipitation

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107		9		8		10		10		11		10		9		9		7		7		8		9

Highest Recorded Temperature

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		105		78		82		89		100		97		102		105		104		99		93		85		80

Lowest Recorded Temperature

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-13		-13		-12		1		18		28		35		38		39		28		20		10		-12

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.3		11.2		12.4		13.7		14.9		15.4		15.1		14.1		12.9		11.6		10.5		10

Average Number of Days Above 90F/32C

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24.9		---		---		---		0.3		1.3		4.9		9.5		6.5		2.2		0.1		---		---

Average Number of Days Below 32F/0C

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		98.7		23.5		20.9		15.1		3.6		0.3		---		---		---		0.1		2.5		11.3		21.4

Average Snowfall

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		19		6.2		5.3		3.2		0.2		---		---		---		---		---		---		0.9		3.2

Most Rain Reported in a Month

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		65.1		8.2		6.3		8		7.6		8.9		14.7		9.8		10.4		11.4		8.4		7.8		6.4

Least Rain Reported in a Month

Years on Record: 100

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		26.1		0.3		0.2		0.1		0.4		---		0.7		0.4		0.2		0.1		---		0.4		0.3

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.7		3		1.9		1.1		0.1		---		---		---		---		---		---		0.3		1.3

NEARBY - MAP

NEARBY - LIST

Brookeville, Maryland (8 mi / 13 km)
Potomac, Maryland (9 mi / 14 km)
Brookdale, Maryland (10 mi / 16 km)
Laurel, Maryland (10 mi / 17 km)
College Park, Maryland (11 mi / 18 km)

GEOBA.SE

Rockville, Maryland