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Weather & Climate in King William, VA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
King William enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 39°F in January while summers reach 79°F in July. The area gets 305 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 45.6 inches. The area receives 7.8 inches of snow annually. Air quality is rated Good with a median AQI of 35. The city sits at an elevation of 111 feet.
Temperature
39°F Jan (4°C)
79°F Jul (26°C)
| Annual Average | 59.3°F |
| 10% above US avg | |
| January Average | 39°F (4°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 111 ft (34 m) |
| Area | 4.6 sq mi (11.9 km²) |
| Population Density | 33/sq mi |
| Coordinates | 37.6832°N, 77.0298°W |
| Timezone | America/New_York |
| County | King William County County |
| Nearest Airport | Richmond International (RIC) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 8.3 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 72.6 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Coastal Flood | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
39 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 | 84 km | 6 km |
| Aug 25, 2011 | 8 km SW of Mineral, Virginia | M4.5 | 87 km | 7 km |
| Aug 24, 2011 | 11 km SSW of Mineral, Virginia | M4.2 | 85 km | 0 km |
| Oct 21, 1998 | 13 km S of Dillwyn, Virginia | M3.8 | 128 km | 13 km |
| Mar 15, 1991 | 7 km NNW of Goochland, Virginia | M3.8 | 78 km | 16 km |
| May 5, 2003 | Virginia | M3.6 | 82 km | 13 km |
| Aug 24, 2011 | 16 km NNW of Goochland, Virginia | M3.4 | 82 km | 0 km |
| Sep 1, 2011 | 7 km SSW of Mineral, Virginia | M3.4 | 85 km | 3 km |
| Sep 22, 2001 | 5 km E of Pantops, Virginia | M3.2 | 126 km | 0 km |
| May 22, 2014 | 15 km ENE of Cumberland, Virginia | M3.1 | 93 km | 10 km |
| Jan 30, 2012 | 9 km SSE of Louisa, Virginia | M3.1 | 89 km | 3 km |
| Oct 2, 2010 | 10 km NNW of Ashland, Virginia | M3.0 | 47 km | 19 km |
| Mar 26, 2012 | 13 km S of Louisa, Virginia | M3.0 | 88 km | 9 km |
| Oct 12, 2011 | 9 km S of Louisa, Virginia | M3.0 | 89 km | 4 km |
| May 6, 2025 | 8 km S of Dillwyn, Virginia | M3.0 | 129 km | 8 km |
| Aug 3, 1995 | 13 km N of Williamsburg, Virginia | M2.9 | 44 km | 1 km |
| Mar 15, 2015 | 6 km SW of Mineral, Virginia | M2.8 | 87 km | 5 km |
| Aug 23, 2011 | 9 km SSW of Mineral, Virginia | M2.8 | 84 km | 0 km |
| Apr 21, 1998 | 1 km NNW of Free Union, Virginia | M2.8 | 146 km | 2 km |
| Jan 14, 2025 | 1 km NNE of Wyndham, Virginia | M2.8 | 51 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
10 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2019 | Dorian | Category 2 | 98 mph | 291 km |
| 2014 | Arthur | Category 2 | 98 mph | 248 km |
| 2011 | Irene | Category 1 | 75 mph | 150 km |
| 2003 | Isabel | Category 2 | 98 mph | 124 km |
| 1999 | Floyd | Category 1 | 81 mph | 128 km |
| 1998 | Bonnie | Category 1 | 86 mph | 231 km |
| 1993 | Emily | Category 3 | 115 mph | 262 km |
| 1991 | Bob | Category 3 | 115 mph | 260 km |
| 1986 | Charley | Category 1 | 81 mph | 148 km |
| 1985 | Gloria | Category 2 | 104 mph | 195 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
377 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 18 fatalities, 588 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 28, 2002 | EF4 | 97 km | 38.0 mi | 3 |
| Aug 6, 1993 | EF4 | 64 km | 1.0 mi | 4 |
| Feb 24, 2016 | EF3 | 13 km | 30.3 mi | 0 |
| Apr 16, 2011 | EF3 | 66 km | 46.9 mi | 2 |
| Apr 1, 1998 | EF3 | 56 km | 5.0 mi | 2 |
| Aug 6, 1993 | EF3 | 41 km | 2.9 mi | 0 |
| Oct 18, 1990 | EF3 | 9 km | 5.0 mi | 1 |
| May 4, 1990 | EF3 | 81 km | 8.0 mi | 0 |
| Oct 14, 1986 | EF3 | 43 km | 5.0 mi | 0 |
| May 8, 1984 | EF3 | 49 km | 5.0 mi | 0 |
| May 8, 1984 | EF3 | 62 km | 2.0 mi | 0 |
| Sep 5, 1979 | EF3 | 95 km | 2.5 mi | 0 |
| Jan 26, 1978 | EF3 | 94 km | 0.7 mi | 1 |
| Jul 9, 1977 | EF3 | 86 km | 5.9 mi | 0 |
| Nov 2, 1966 | EF3 | 40 km | 0.1 mi | 0 |
| May 3, 2021 | EF2 | 50 km | 4.4 mi | 0 |
| Aug 4, 2020 | EF2 | 61 km | 15.6 mi | 0 |
| Apr 19, 2019 | EF2 | 36 km | 3.1 mi | 0 |
| Apr 19, 2019 | EF2 | 77 km | 2.0 mi | 0 |
| Oct 11, 2018 | EF2 | 88 km | 1.6 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
4 wildfires (100+ acres) recorded within 100 km. Largest: OLD STAGE ROAD (2,238 acres, 2008).
| Year | Name | Acres Burned | Distance |
| 2008 | OLD STAGE ROAD | 2,238 | 89 km |
| 2011 | CHOPPING ROAD | 889 | 86 km |
| 2017 | VAGDR FY17 RX DGIF SUPPORT | 674 | 84 km |
| 2019 | VAJRR-FY19-RX-FUEL REDUCTION | 514 | 46 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 3.5 in | Coldest |
| February | 39°F (4°C) | 3.2 in | |
| March | 47°F (9°C) | 3.7 in | |
| April | 57°F (14°C) | 3.0 in | Driest |
| May | 65°F (19°C) | 4.1 in | |
| June | 73°F (23°C) | 3.7 in | |
| July | 79°F (26°C) | 4.5 in | Warmest, Wettest |
| August | 76°F (24°C) | 4.1 in | |
| September | 70°F (21°C) | 3.7 in | |
| October | 58°F (15°C) | 3.3 in | |
| November | 49°F (10°C) | 3.3 in | |
| December | 40°F (5°C) | 3.3 in |
King William has a seasonal temperature swing of 40°F / from 39°F in January to 79°F in July. Total annual precipitation is 43.2 inches, with July being the wettest month (4.5") and April the driest (3.0").