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Weather & Climate in Sudley, VA

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Sudley enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 33°F in January while summers reach 78°F in July. The area gets 297 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Air quality is rated Good with a median AQI of 35. The city sits at an elevation of 218 feet.

Temperature

33°F Jan (1°C) 78°F Jul (26°C)
Annual Average55.5°F
3% above US avg
January Average33°F (1°C)
July Average78°F (26°C)
Sunny Days297 days/yr

Geography

Elevation218 ft (66 m)
Area2.8 sq mi (7.2 km²)
Population Density6,674/sq mi
Coordinates38.7868°N, 77.4990°W
TimezoneAmerica/New_York
CountyManassas city County
Nearest AirportManassas Regional/Harry P Davis Field (MNZ)
6 miles away

Precipitation & Snow

Wettest Month (May) 3.82"
Driest Month (Feb) 2.64"

Air Quality

AQI Median35.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score16.6 / 100
Social Vulnerability19.2 / 100
Community Resilience9.3 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Relatively Low
Earthquake Very Low
Wildfire Very Low
Flood Very Low
Hail Very Low
Strong Wind Relatively Low
Heat Wave Relatively Low
Winter Weather Relatively Low
Lightning Relatively Low
Ice Storm Very Low
Drought No Rating
Cold Wave Very Low
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

44 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.8.

Aug 23, 2011 11 km SSW of Mineral, Virginia M5.8 105 km 6 km
Aug 25, 2011 8 km SW of Mineral, Virginia M4.5 102 km 7 km
Aug 24, 2011 11 km SSW of Mineral, Virginia M4.2 105 km 0 km
Mar 15, 1991 7 km NNW of Goochland, Virginia M3.8 121 km 16 km
Jul 16, 2010 5 km NNW of Barnesville, Maryland M3.6 53 km 7 km
May 5, 2003 Virginia M3.6 135 km 13 km
Aug 24, 2011 16 km NNW of Goochland, Virginia M3.4 114 km 0 km
Sep 1, 2011 7 km SSW of Mineral, Virginia M3.4 100 km 3 km
Sep 22, 2001 5 km E of Pantops, Virginia M3.2 115 km 0 km
Jan 30, 2012 9 km SSE of Louisa, Virginia M3.1 103 km 3 km
May 22, 2014 15 km ENE of Cumberland, Virginia M3.1 148 km 10 km
Jan 17, 2016 3 km NE of Ranson, West Virginia M3.0 66 km 5 km
Oct 12, 2011 9 km S of Louisa, Virginia M3.0 103 km 4 km
Oct 2, 2010 10 km NNW of Ashland, Virginia M3.0 104 km 19 km
Mar 26, 2012 13 km S of Louisa, Virginia M3.0 107 km 9 km
Apr 24, 2009 1 km S of Franklintown, Pennsylvania M2.9 148 km 1 km
Sep 15, 2019 5 km ESE of East Berlin, Pennsylvania M2.8 136 km 5 km
Apr 21, 1998 1 km NNW of Free Union, Virginia M2.8 116 km 2 km
Aug 23, 2011 9 km SSW of Mineral, Virginia M2.8 103 km 0 km
Mar 15, 2015 6 km SW of Mineral, Virginia M2.8 100 km 5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Hurricane History

5 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.

Year Name Category Max Wind Closest
2011 Irene Category 1 75 mph 231 km
2003 Isabel Category 1 75 mph 233 km
1999 Floyd Category 1 — 253 km
1986 Charley Category 1 81 mph 254 km
1985 Gloria Category 2 98 mph 264 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).

Tornado History

450 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 10 fatalities, 376 injuries.

Date Rating Distance Path Fatalities
Apr 28, 2002 EF4 38 km 38.0 mi 3
Sep 24, 2001 EF4 48 km 10.0 mi 0
Sep 17, 2004 EF3 40 km 9.0 mi 0
Sep 24, 2001 EF3 48 km 17.5 mi 2
Jul 19, 1996 EF3 91 km 2.2 mi 0
Oct 18, 1990 EF3 68 km 3.5 mi 0
Sep 5, 1979 EF3 36 km 17.9 mi 1
Jan 26, 1978 EF3 36 km 0.7 mi 1
Mar 21, 1976 EF3 89 km 5.6 mi 0
Apr 1, 1973 EF3 15 km 9.8 mi 0
Jun 9, 1961 EF3 89 km 0.1 mi 0
Sep 30, 1959 EF3 97 km 2.0 mi 1
Sep 1, 2021 EF2 79 km 11.4 mi 0
Apr 19, 2019 EF2 93 km 2.0 mi 0
Nov 2, 2018 EF2 69 km 5.5 mi 0
May 8, 2008 EF2 48 km 3.4 mi 0
Sep 17, 2004 EF2 8 km 15.0 mi 0
Sep 17, 2004 EF2 92 km 8.0 mi 0
Sep 17, 2004 EF2 99 km 5.0 mi 0
Sep 17, 2004 EF2 68 km 7.0 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: PINNACLES (24,792 acres, 2000).

Year Name Acres Burned Distance
2000 PINNACLES 24,792 74 km
2024 WATERFALL MOUNTAIN 9,251 94 km
2024 WAITES RUN 5,496 99 km
2002 FULTZ RUN 4,638 96 km
2019 UNNAMED 2,460 92 km
2012 NEIGHBOR MTN FIRE 1,986 76 km
2011 SMITH RUN FIRE 1,908 59 km
1999 BOOTEN GAP 1,652 90 km
2020 UNNAMED 1,572 99 km
1995 SHENGAP 1,385 96 km
2006 CARDINAL 1,345 93 km
2012 POINT 2 1,126 74 km
2024 ROCKY BRANCH 1,018 73 km
2011 CHOPPING ROAD 889 92 km
2024 SERENITY RIDGE FIRE 877 88 km
1999 DOG SLAUGH 838 93 km
1999 NCO 816 29 km
2019 KENNEDY PEAK 769 84 km
2008 CHICKEN RANCH 737 93 km
1984 UNNAMED 696 74 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 33°F (1°C) 2.9 in Coldest
February 37°F (3°C) 2.6 in Driest
March 45°F (7°C) 3.2 in
April 55°F (13°C) 3.0 in
May 64°F (18°C) 3.8 in Wettest
June 72°F (22°C) 3.5 in
July 78°F (26°C) 3.5 in Warmest
August 75°F (24°C) 3.7 in
September 68°F (20°C) 3.5 in
October 57°F (14°C) 3.2 in
November 47°F (8°C) 3.3 in
December 38°F (3°C) 3.0 in

Sudley has a seasonal temperature swing of 45°F / from 33°F in January to 78°F in July. Total annual precipitation is 39.2 inches, with May being the wettest month (3.8") and February the driest (2.6").

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