Olney Mill, MD

Unincorporated community in Montgomery County, Maryland

Olney Mill is a small unincorporated community in Montgomery County, Maryland. It is 0.8 miles NE of Brookeville, the nearest town. Its ZIP code is 20832.

Olney Mill at a glance

State
Maryland
County
Montgomery County
ZIP code
20832
Nearest town
Brookeville (0.8 mi)
Time zone
America/New York
Coordinates
39.1758, -77.0722

Weather in Olney Mill now

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Olney Mill weather by the hour

Olney Mill weather for the next 7 days

Source: National Weather Service (NOAA) · forecast for the coordinates of Olney Mill.

This week in Olney Mill

Sunrise, sunset and moon in Olney Mill

What is the weather usually like in Olney Mill?

Cfa
Humid subtropical climate
Köppen climate classification, calculated from the 1991–2020 normals

Average high and low temperature (°F)

22°40°57°75°92°42°27°Jan45°28°Feb54°36°Mar66°46°Apr74°55°May82°64°Jun87°69°Jul85°67°Aug78°60°Sep66°48°Oct56°38°Nov46°31°Dec

Average precipitation (inches)

3.1"Jan2.6"Feb3.7"Mar3.2"Apr3.6"May4.0"Jun4.0"Jul3.1"Aug4.0"Sep3.5"Oct3.3"Nov3.4"Dec

Best time to visit Olney Mill: May–June and August–September, with mild temperatures and fewer rainy days.

Source: NOAA NCEI U.S. Climate Normals 1991–2020, station ROCKVILLE 1 NE, MD US (USC00187705), adjusted for the elevation of Olney Mill.

Olney Mill weather month by month

January
42° 27°F
3.1 in of rain · 6 wet days
February
45° 28°F
2.6 in of rain · 5 wet days
March
54° 36°F
3.7 in of rain · 7 wet days
April
66° 46°F
3.2 in of rain · 6 wet days
May
74° 55°F
3.6 in of rain · 7 wet days
June
82° 64°F
4.0 in of rain · 6 wet days
July
87° 69°F
4.0 in of rain · 6 wet days
August
85° 67°F
3.1 in of rain · 5 wet days
September
78° 60°F
4.0 in of rain · 6 wet days
October
66° 48°F
3.5 in of rain · 5 wet days
November
56° 38°F
3.3 in of rain · 5 wet days
December
46° 31°F
3.4 in of rain · 6 wet days

Sunrise and sunset in Olney Mill through the year

MonthSunriseSunsetDaylight
January7:24 AM5:11 PM9 h 46 min
February6:58 AM5:46 PM10 h 48 min
March7:17 AM7:16 PM11 h 58 min
April6:29 AM7:46 PM13 h 17 min
May5:53 AM8:16 PM14 h 22 min
June5:39 AM8:37 PM14 h 57 min
July5:53 AM8:35 PM14 h 42 min
August6:20 AM8:05 PM13 h 44 min
September6:48 AM7:18 PM12 h 29 min
October7:16 AM6:31 PM11 h 14 min
November6:50 AM4:55 PM10 h 5 min
December7:19 AM4:47 PM9 h 28 min

Times for the 15th of each month, local time (America/New York).

What is the weather like in Olney Mill?

Olney Mill has a humid subtropical climate. The warmest month is July, with an average high of 87°F (31°C), and the coldest is January, with average lows of 27°F (-3°C).

It gets about 41.3 inches (1,050 mm) of precipitation a year. The wettest month is September and the driest is February.

The best time to visit Olney Mill is May–June and August–September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.

Webcams near Olney Mill

The closest live webcam is Garrett Park › South-east: Dulcet Drive West - Academy Park Drive, 9.9 miles S of Olney Mill.

Garrett Park › South-east: Dulcet Drive West - Academy Park DriveGarrett Park · 9.9 mi SOn Windy
LaurelLaurel · 13.1 mi SEOn Windy
Parkview Hills: I-495 - MM 42.5 - NBunknown · 15.7 mi SOn Windy
Parkview Hills: I-495 - MM 42.7 - SBunknown · 15.9 mi SOn Windy
River Oaks: I-495 - MM 42.8 - SBunknown · 16.0 mi SOn Windy
River Oaks: I-495 - MM 42.9 - SBunknown · 16.0 mi SOn Windy
River Oaks: I-495 - MM 43.4 - SBunknown · 16.5 mi SWOn Windy
Broyhill-Langley Estates: I-495 - MM 43.5 - NBunknown · 16.6 mi SWOn Windy
Washington: Woodley Park › North-west: Great Cats Exhibit/Lion and Tiger Hill - Smithsonian National Zoological ParkWashington · 17.2 mi SOn Windy

Webcams: Windy.com. Distances in a straight line from Olney Mill.

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Map of Olney Mill, MD

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Olney Mill Street View

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Towns near Olney Mill

Other communities near Olney Mill

Questions about Olney Mill

Where is Olney Mill, MD?

Olney Mill is an unincorporated community in Montgomery County, Maryland, 0.8 miles NE of Brookeville.

What county is Olney Mill in?

Olney Mill is in Montgomery County, Maryland.

What is the ZIP code of Olney Mill, MD?

The ZIP code for Olney Mill is 20832.

What is the nearest town to Olney Mill?

Brookeville, 0.8 miles away.

Are there webcams near Olney Mill?

Yes. The closest is Garrett Park › South-east: Dulcet Drive West - Academy Park Drive, 9.9 miles away.

What is the hottest month in Olney Mill?

July, with an average high of 87°F (31°C).

What is the coldest month in Olney Mill?

January, with an average low of 27°F (-3°C).

How much does it rain in Olney Mill?

About 41.3 inches (1,050 mm) a year; the wettest month is September.

Does it snow in Olney Mill?

Snow is very rare or not recorded at the nearest weather station.

When is the best time to visit Olney Mill?

May–June and August–September, when temperatures are most pleasant and rainy days are fewer.

What climate does Olney Mill have?

Humid subtropical (Köppen Cfa).

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