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Climate in Kincora · NOAA 1991–2020 normals

In Kincora, July heat, January chill and rainfall all sit near the middle of U.S. towns

On a normal January night the air cools to about 25°. A year here swings 62° from midwinter lows to midsummer highs. Summer afternoons here are warmer than in 65% of U.S. towns. The heating season runs November to March: each of those months averages under 50°.

Milder January nights than 64% of U.S. towns#156Mildest winters  of 226 in VA
Less snow than 51% of U.S. towns#166Least snow  of 226 in VA
All VA rankings →

A year in Kincora at a glance

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

Jan43°25° 7" snow
Feb46°27° 7" snow
Mar55°34° 4" snow
Apr67°44° Last frost ~Apr 131 day 90°+
May75°53° 1 day 90°+Wettest
Jun83°62° 6 days 90°+
Jul88°67° 12 days 90°+
Aug86°65° 9 days 90°+
Sep79°58° 3 days 90°+
Oct68°46° First frost ~Oct 26
Nov now56°36°
Dec46°29°

What stands out about Kincora’s climate

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

A normal year

What a year in Kincora 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
86° / 65°
32 days reach 90°
Fall
68° / 47°
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, 5 miles from the town’s center, at about the same height.

119
nights at or below 32° in a normal year
41st most of 226 in Virginia
More freezing nights than 54% of U.S. towns
<1
nights at or below 0°
187th fewest of 226 in Virginia
Fewer nights at or below 0° than 57% of U.S. towns
32
days that reach 90°
94th most of 226 in Virginia
More 90° days than 64% of U.S. towns
<1
days that reach 100°
93rd most of 226 in Virginia
More 100° days than 65% of U.S. towns
7aUSDA zone
Plant hardiness zone 7a

The 2023 USDA map puts Kincora’s 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; May 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 226 in Virginia
Wetter than 51% of U.S. towns
21"
Snow in a normal winter
166th least snowy of 226 in Virginia
Less snow than 51% of U.S. towns
14 days
With 1"+ of snow on the ground
123rd fewest of 206 in Virginia
Fewer days with snow on the ground than 58% of U.S. towns

Rain + melted snow by month

Inches of water

4.3"
JFMAMJJASOND

Snowfall by month

Inches of snow

7"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Kincora

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

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 Kincora’s 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.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Kincora from natural hazards, river flooding is the largest share (48%); heat waves, cold waves, winter storms and ice storms together are 18%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Kincora and its neighbors

Every town next door is within a degree of Kincora 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°Broadlands: January low 25°, July high 88°Belmont: January low 25°, July high 87°Moorefield: January low 25°, July high 88°Goose Creek Village: January low 25°, July high 87°University Center: January low 25°, July high 88°Sterling: January low 25°, July high 87°Cascades: January low 25°, July high 88°Ashburn: January low 25°, July high 88°Dulles Town Center: January low 25°, July high 87°Kincora: January low 25°, July high 88°KincoraAshburnDulles Town Center
ColderMilder25° to 25°
Ashburn25.2° about the same
Kincora25.4°
Dulles Town Center25.4° about the same

Climates most like Kincora’s, 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
Kincora, VA25°88°43"21"
Fort Thomas, KY24°87°45"23"
Overland, MO23°88°42"17"
Cincinnati, OH23°87°44"16"
Croydon, PA25°87°47"20"

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 Kincora averaged 1.8° warmer than the 1900s. The biggest change is in December (+3.0°).

+1.8°1991–2020 vs. 1901–2000

A bigger shift than in 76% of U.S. towns.

Winter+2.5°now 36°, was 34°
Spring+1.5°now 54°, was 53°
Summer+1.6°now 75°, was 73°
Fall+1.3°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 Kincora compares

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

Summer heat88° July high
Hotter July afternoons than 65% of U.S. towns111th hottest of 226 in Virginia
Winter cold25° January low
Milder January nights than 64% of U.S. towns156th mildest of 226 in Virginia
Precipitation43" a year
Wetter than 51% of U.S. towns157th wettest of 226 in Virginia
Snow21" a winter
Less snow than 51% of U.S. towns166th least snowy of 226 in Virginia
Hot days32 days at 90°+
More 90° days than 64% of U.S. towns94th most of 226 in Virginia
Freezing nights119 a year
More freezing nights than 54% of U.S. towns41st most of 226 in Virginia
Growing season195 frost-free days
A longer frost-free season than 63% of U.S. towns135th longest of 226 in Virginia
Month by month

Kincora weather by month

Highs, lows and precipitation from NOAA’s grid at Kincora’s 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°34°3.6"3.9"11237° – 54°
April67°44°3.3"0.1"11051° – 61°
May75°53°4.3"0.0"13059° – 70°
June83°62°4.3"0.0"11068° – 77°
July88°67°4.2"0.0"11073° – 81°
August86°65°3.5"0.0"9070° – 79°
September79°58°4.1"0.0"9065° – 73°
October68°46°3.7"0.0"8053° – 63°
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 7°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Kincora’s 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 Kincora’s center.
  • Snow: Washington Dc Dulles Airport.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Wfo Sterling, VA, 5 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 Kincora’s climate

What is the weather like in Kincora?

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 64% of U.S. towns; hotter July afternoons than 65% of U.S. towns.

How cold does it get in Kincora 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 Kincora 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 Kincora?

July, with a typical high of 88° and a low of 67°. About 32 days a year reach 90° (Wfo Sterling, VA).

When is the first and last frost in Kincora?

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 Kincora 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 Kincora?

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 Kincora getting warmer?

Yes: 1991–2020 averaged 1.8° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 76% of U.S. towns.

Neighbors talk weather

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

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.