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Weather & Climate in Annapolis, MD
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Annapolis enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 37°F in January while summers reach 80°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 41. The city sits at an elevation of 43 feet.
Temperature
37°F Jan (3°C)
80°F Jul (27°C)
| Annual Average | 58.8°F |
| 9% above US avg | |
| January Average | 37°F (3°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 297 days/yr |
Geography
| Elevation | 43 ft (13 m) |
| Area | 7.2 sq mi (18.7 km²) |
| Population Density | 5,651/sq mi |
| Coordinates | 38.9722°N, 76.5053°W |
| Timezone | America/New_York |
| County | Anne Arundel County County |
| Nearest Airport | Baltimore/Washington International Thurgood Marshall (BWI) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 81.9 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 89.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
22 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Jul 16, 2010 | 5 km NNW of Barnesville, Maryland | M3.6 | 84 km | 7 km |
| Oct 23, 1990 | 3 km W of Hancocks Bridge, New Jersey | M3.2 | 105 km | 10 km |
| Jun 3, 2010 | 4 km ENE of Franklintown, Pennsylvania | M3.1 | 130 km | 2 km |
| Jan 17, 2016 | 3 km NE of Ranson, West Virginia | M3.0 | 120 km | 5 km |
| Nov 14, 1997 | 0 km S of Rothsville, Pennsylvania | M3.0 | 132 km | 5 km |
| Apr 24, 2009 | 1 km S of Franklintown, Pennsylvania | M2.9 | 129 km | 1 km |
| Sep 15, 2019 | 5 km ESE of East Berlin, Pennsylvania | M2.8 | 112 km | 5 km |
| Jul 1, 2009 | 3 km ESE of Pennsville, New Jersey | M2.8 | 115 km | 5 km |
| Oct 25, 2009 | 4 km ENE of Franklintown, Pennsylvania | M2.8 | 131 km | 1 km |
| Mar 15, 1993 | 5 km W of Columbia, Maryland | M2.7 | 45 km | 5 km |
| Oct 28, 1994 | 1 km E of Mount Vernon, Maryland | M2.7 | 37 km | — |
| Mar 11, 1995 | 0 km ENE of Landisville, Pennsylvania | M2.7 | 126 km | 5 km |
| Jan 25, 2015 | 4 km ESE of Downingtown, Pennsylvania | M2.6 | 135 km | 2 km |
| Jan 13, 1990 | 6 km ENE of Eldersburg, Maryland | M2.6 | 60 km | 5 km |
| Jun 25, 2021 | 2 km SE of Woodlawn, Maryland | M2.6 | 41 km | 3 km |
| Jan 18, 1994 | 3 km SE of Clay, Pennsylvania | M2.6 | 138 km | 5 km |
| Oct 28, 1996 | 2 km W of Reinholds, Pennsylvania | M2.6 | 147 km | 5 km |
| Jul 5, 1996 | 2 km NW of Chester Heights, Pennsylvania | M2.6 | 136 km | 18 km |
| Jul 27, 1997 | 5 km SSE of Culpeper, Virginia | M2.5 | 142 km | 19 km |
| Sep 29, 1997 | Virginia | M2.5 | 83 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
7 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2012 | Sandy | Category 1 | 92 mph | 297 km |
| 2011 | Irene | Category 1 | 75 mph | 163 km |
| 2003 | Isabel | Category 1 | 75 mph | 274 km |
| 1999 | Floyd | Category 1 | — | 244 km |
| 1991 | Bob | Category 3 | 115 mph | 281 km |
| 1986 | Charley | Category 1 | 81 mph | 209 km |
| 1985 | Gloria | Category 2 | 98 mph | 185 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
455 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 13 fatalities, 446 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 28, 2002 | EF4 | 75 km | 38.0 mi | 3 |
| Apr 1, 2023 | EF3 | 79 km | 14.3 mi | 1 |
| Apr 28, 2002 | EF3 | 64 km | 18.0 mi | 0 |
| Sep 24, 2001 | EF3 | 41 km | 17.5 mi | 2 |
| Jul 19, 1996 | EF3 | 72 km | 2.2 mi | 0 |
| Sep 5, 1979 | EF3 | 54 km | 17.9 mi | 1 |
| Jan 26, 1978 | EF3 | 87 km | 0.7 mi | 1 |
| Apr 1, 1973 | EF3 | 74 km | 9.8 mi | 0 |
| Jun 9, 1961 | EF3 | 27 km | 0.1 mi | 0 |
| Sep 1, 2021 | EF2 | 16 km | 11.4 mi | 0 |
| Sep 1, 2021 | EF2 | 100 km | 5.9 mi | 0 |
| Aug 4, 2020 | EF2 | 87 km | 1.3 mi | 0 |
| Aug 4, 2020 | EF2 | 88 km | 35.8 mi | 0 |
| Apr 15, 2019 | EF2 | 91 km | 6.2 mi | 0 |
| Nov 2, 2018 | EF2 | 71 km | 5.5 mi | 0 |
| Jul 23, 2017 | EF2 | 14 km | 2.4 mi | 0 |
| Sep 18, 2004 | EF2 | 82 km | 2.0 mi | 0 |
| Sep 17, 2004 | EF2 | 81 km | 15.0 mi | 0 |
| Sep 17, 2004 | EF2 | 88 km | 4.0 mi | 0 |
| May 2, 2002 | EF2 | 87 km | 4.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 145 km |
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: BESTPITCH (7,743 acres, 2017).
| Year | Name | Acres Burned | Distance |
| 2017 | BESTPITCH | 7,743 | 78 km |
| 2004 | RETAINING ECOLOGICAL HEALTH | 5,678 | 75 km |
| 2014 | BLACKWATER MARSH WUI BURNS FY14 | 5,433 | 76 km |
| 2005 | MARSH RX-FWS | 4,380 | 75 km |
| 2007 | GUINEA MARSH | 4,173 | 82 km |
| 2009 | DOCTORS CREEK | 3,686 | 81 km |
| 1999 | FB R O C I | 3,525 | 79 km |
| 2019 | MDBWR-FY19-RX-MDWHS SUPPORT | 3,197 | 76 km |
| 2011 | COMPARTMENT J | 2,775 | 76 km |
| 2005 | ISLAND CREEK | 2,729 | 82 km |
| 2004 | UNNAMED | 2,156 | 82 km |
| 1992 | UNNAMED | 2,038 | 78 km |
| 2005 | VEGETATION RESEARCH | 1,926 | 77 km |
| 2011 | THOROFARE | 1,850 | 77 km |
| 1987 | UNNAMED | 1,692 | 74 km |
| 2004 | ROBBINS FIRE | 1,612 | 79 km |
| 2004 | BLACKWATER HAZARD FUEL REDUCTION | 1,518 | 68 km |
| 2009 | BECKERS ISLAND | 1,398 | 78 km |
| 2022 | ELLIOTTS ISLAND | 1,324 | 82 km |
| 1991 | KENTIS WEST | 1,273 | 98 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 3.3 in | |
| February | 36°F (2°C) | 2.8 in | Coldest, Driest |
| March | 45°F (7°C) | 3.9 in | |
| April | 54°F (12°C) | 3.4 in | |
| May | 63°F (17°C) | 4.3 in | Wettest |
| June | 72°F (22°C) | 3.7 in | |
| July | 80°F (27°C) | 4.2 in | Warmest |
| August | 75°F (24°C) | 4.1 in | |
| September | 69°F (20°C) | 3.9 in | |
| October | 57°F (14°C) | 3.2 in | |
| November | 48°F (9°C) | 3.4 in | |
| December | 39°F (4°C) | 3.4 in |
Annapolis has a seasonal temperature swing of 44°F / from 36°F in February to 80°F in July. Total annual precipitation is 43.6 inches, with May being the wettest month (4.3") and February the driest (2.8").