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2018-10-25 14 33 59 View west along Virginia State Route 267 (Dulles Greenway) at Exit 5 (Virginia State Route 901-Claiborne Parkway, Ashburn Farm, Broadlands) in Broadlands, Loudoun County, VirginiaPhoto: Famartin · CC BY-SA 4.0
Climate in Broadlands · NOAA 1991–2020 normals

Broadlands’ winters are milder and less snowy than most of the U.S.

A typical July afternoon reaches 88°, a January night drops to 25°, and about 21 inches of snow falls in a normal winter.

Milder January nights than 63% of U.S. towns#178Mildest winters  of 225 in VA
Less snow than 51% of U.S. towns#166Least snow  of 225 in VA
All VA rankings →

A year in Broadlands at a glance

Each month’s typical high and low, and what it brings.

Jan43°25° 7" snow
Feb46°27° 7" snow
Mar55°33° 4" snow
Apr67°43° Last frost ~Apr 131 day 90°+
May75°52° 1 day 90°+
Jun83°62° 6 days 90°+Wettest
Jul88°66° 12 days 90°+
Aug86°64° 9 days 90°+
Sep79°58° 3 days 90°+
Oct68°46° First frost ~Oct 26
Nov now56°36°
Dec46°29°

What stands out about Broadlands’ climate

Compared with towns across the U.S., with Broadlands’ place in Virginia beside it.

A normal year

What a year in Broadlands feels like

Typical highs and lows by season and by month, from NOAA’s 30-year normals.

Winter
45° / 27°
5 days with 1"+ of snow
Spring
65° / 43°
Last frost around Apr 13
Summer
85° / 64°
32 days reach 90°
Fall
68° / 46°
First frost around Oct 26
Best months to be outsideAprMayJunSepOctHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 195 frost-free days a year

In half of years the last 32° night comes by April 13 and the first by October 26. Frost and day counts come from NOAA’s station at Wfo Sterling, VA, 3 miles from the town’s center, at about the same height.

119
nights at or below 32° in a normal year
41st most of 225 in Virginia
More freezing nights than 54% of U.S. towns
<1
nights at or below 0°
187th fewest of 225 in Virginia
Fewer nights at or below 0° than 57% of U.S. towns
32
days that reach 90°
94th most of 225 in Virginia
More 90° days than 64% of U.S. towns
<1
days that reach 100°
93rd most of 225 in Virginia
More 100° days than 65% of U.S. towns
7aUSDA zone
Plant hardiness zone 7a

The 2023 USDA map puts Broadlands’ center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 5°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

26
JFMAMJJASOND

90° days by month

Average days at 90° or more

12
JFMAMJJASOND
Rain & snow

About 21 inches of snow a winter

Snow, measured at Washington Dc Dulles Airport, is heaviest from January through February, about 7 inches a month. Precipitation (rain plus melted snow) adds up to 43 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 121 days a year.

43"
Rain + melted snow a year
157th wettest of 225 in Virginia
Wetter than 51% of U.S. towns
21"
Snow in a normal winter
166th least snowy of 225 in Virginia
Less snow than 51% of U.S. towns
14 days
With 1"+ of snow on the ground
123rd fewest of 205 in Virginia
Fewer days with snow on the ground than 58% of U.S. towns

Rain + melted snow by month

Inches of water

4.4"
JFMAMJJASOND

Snowfall by month

Inches of snow

7"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Broadlands

79% of the work is heating. Months averaging under 55° run from November through April.

4,714 heating degree daysLess heating than 62% of U.S. towns
1,239 cooling degree daysMore cooling than 66% of U.S. towns

Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Wfo Sterling, VA.

Living here

Living with Broadlands’ climate

What the numbers mean for a garden, a free afternoon and a bad-weather day.

The garden window

195 frost-free days in zone 7a. The last frost comes by Apr 13 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 26.

Get outside

Months with highs of 62–84° and lows of 40° or more: April, May, June, September and October. 0.8 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Broadlands from natural hazards, river flooding is the largest share (62%); heat waves, cold waves, winter storms and ice storms together are 12%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Broadlands and its neighbors

Every town next door is within a degree of Broadlands in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.

One Loudoun: January low 25°, July high 88°Kincora: January low 25°, July high 88°Belmont: January low 25°, July high 87°Goose Creek Village: January low 25°, July high 87°University Center: January low 25°, July high 88°Sterling: January low 25°, July high 87°Dulles Town Center: January low 25°, July high 87°Loudoun Valley Estates: January low 25°, July high 88°Arcola: January low 25°, July high 87°Ashburn: January low 25°, July high 88°Moorefield: January low 25°, July high 88°Brambleton: January low 25°, July high 88°Broadlands: January low 25°, July high 88°BroadlandsAshburnMoorefieldBrambleton
ColderMilder25° to 25°
Broadlands25.0°
Ashburn25.2° about the same
Moorefield25.2° about the same
Brambleton25.2° about the same

Climates most like Broadlands’, farther away

TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.

TownJan. lowJuly highPrecip.Snow
Broadlands, VA25°88°43"21"
Fort Thomas, KY24°87°45"23"
Overland, MO23°88°42"17"
Moorestown-Lenola, NJ25°87°47"22"
Cincinnati, OH23°87°44"16"

Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.

Then and now

Warmer than it used to be

The last 30 years in Broadlands averaged 1.7° warmer than the 1900s. The biggest change is in December (+3.0°).

+1.7°1991–2020 vs. 1901–2000

A bigger shift than in 72% of U.S. towns.

Winter+2.6°now 36°, was 33°
Spring+1.5°now 54°, was 53°
Summer+1.5°now 75°, was 73°
Fall+1.2°now 57°, was 56°

Change by month

JanFebMarAprMayJunJulAugSepOctNovDec

The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.

Compared with other towns

How Broadlands compares

Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Broadlands’ place among Virginia’s.

Summer heat88° July high
Hotter July afternoons than 65% of U.S. towns111th hottest of 225 in Virginia
Winter cold25° January low
Milder January nights than 63% of U.S. towns178th mildest of 225 in Virginia
Precipitation43" a year
Wetter than 51% of U.S. towns157th wettest of 225 in Virginia
Snow21" a winter
Less snow than 51% of U.S. towns166th least snowy of 225 in Virginia
Hot days32 days at 90°+
More 90° days than 64% of U.S. towns94th most of 225 in Virginia
Freezing nights119 a year
More freezing nights than 54% of U.S. towns41st most of 225 in Virginia
Growing season195 frost-free days
A longer frost-free season than 63% of U.S. towns135th longest of 225 in Virginia
Month by month

Broadlands weather by month

Highs, lows and precipitation from NOAA’s grid at Broadlands’ center; snow, wet days and snow on the ground from Washington Dc Dulles Airport. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January43°25°3.0"6.9"10426° – 41°
February46°27°2.5"7.0"9526° – 44°
March55°33°3.5"3.9"11237° – 53°
April67°43°3.3"0.1"11051° – 60°
May75°52°4.3"0.0"13059° – 70°
June83°62°4.4"0.0"11068° – 77°
July88°66°4.2"0.0"11072° – 81°
August86°64°3.5"0.0"9070° – 79°
September79°58°4.1"0.0"9065° – 73°
October68°46°3.7"0.0"8053° – 62°
November56°36°3.0"0.3"9040° – 52°
December46°29°3.4"2.8"10229° – 48°
Year66°45°42.8"21.0"12114
Year to year

How much a month can swing

A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 29° to 48°. September is the most reliable, staying within 8°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Broadlands’ numbers come from

Normals are 30-year averages, not a forecast. How TownRatings reads climate data →

  • Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Broadlands’ center.
  • Snow: Washington Dc Dulles Airport.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Wfo Sterling, VA, 3 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
  • Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
  • Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
  • Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).

Common questions about Broadlands’ climate

What is the weather like in Broadlands?

A typical July afternoon reaches 88°, a January night drops to 25°, and about 21 inches of snow falls in a normal winter. Milder January nights than 63% of U.S. towns; hotter July afternoons than 65% of U.S. towns.

How cold does it get in Broadlands in winter?

January nights average 25°. About 119 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 26°.

How much snow does Broadlands get?

About 21 inches in a normal winter at Washington Dc Dulles Airport, heaviest from January through February, about 7 inches a month, with snow on the ground about 14 days a year.

How hot does it get in Broadlands?

July, with a typical high of 88° and a low of 66°. About 32 days a year reach 90° (Wfo Sterling, VA).

When is the first and last frost in Broadlands?

In half of years the last spring frost (32°) comes by April 13 and the first fall frost by October 26, about 195 frost-free days, at Wfo Sterling, VA.

What growing zone is Broadlands in?

Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 5°.

What is the best time of year to visit Broadlands?

By one simple rule (highs of 62–84° and lows of 40° or more), April, May, June, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.

Is Broadlands getting warmer?

Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 72% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Broadlands.

Town Square →
Ask your neighbors

Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.