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Weather & Climate in Dunwoody, GA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dunwoody enjoys a temperate climate with an average annual temperature of 62°F (16°C). Winters average 42°F in January while summers reach 80°F in July. The area gets 304 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 51.4 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 44. The city sits at an elevation of 1,037 feet.
Temperature
42°F Jan (6°C)
80°F Jul (26°C)
| Annual Average | 61.5°F |
| 14% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 80°F (26°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 1,037 ft (316 m) |
| Area | 13.0 sq mi (33.7 km²) |
| Population Density | 3,966/sq mi |
| Coordinates | 33.9414°N, 84.3127°W |
| Timezone | America/New_York |
| County | DeKalb County County |
| Nearest Airport | Hartsfield - Jackson Atlanta International (ATL) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 94.3 / 100 |
| Social Vulnerability | 37.7 / 100 |
| Community Resilience | 33.4 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Very High |
| Ice Storm | Very High |
| Drought | No Rating |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
65 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Apr 29, 2003 | 8 km S of Valley Head, Alabama | M4.6 | 136 km | 20 km |
| Jul 19, 1997 | 12 km E of Cohutta, Georgia | M3.5 | 121 km | 3 km |
| Jan 18, 2000 | 11 km SSE of Gray, Georgia | M3.5 | 138 km | 19 km |
| Mar 18, 2003 | 11 km S of Rayle, Georgia | M3.5 | 135 km | 5 km |
| Aug 1, 2009 | 8 km ENE of Ducktown, Tennessee | M3.2 | 125 km | 5 km |
| Mar 21, 2001 | 7 km ESE of Trenton, Georgia | M3.2 | 144 km | 0 km |
| Apr 29, 2003 | 7 km E of Fort Payne, Alabama | M3.1 | 134 km | 3 km |
| Oct 30, 1991 | 9 km NNE of Eton, Georgia | M3.1 | 113 km | 8 km |
| May 2, 2003 | 8 km S of Valley Head, Alabama | M3.1 | 134 km | 15 km |
| Apr 4, 2009 | 15 km N of Milledgeville, Georgia | M3.1 | 131 km | 0 km |
| Jun 23, 2008 | 10 km ESE of Cohutta, Georgia | M3.1 | 120 km | 9 km |
| Jan 15, 1993 | 1 km N of Apison, Tennessee | M3.1 | 138 km | 8 km |
| Nov 1, 2009 | 1 km ESE of South Cleveland, Tennessee | M3.0 | 142 km | 25 km |
| Jan 21, 2022 | 16 km NNE of Eton, Georgia | M2.9 | 120 km | 15 km |
| Sep 19, 1990 | 6 km NNW of Menlo, Georgia | M2.9 | 127 km | 6 km |
| May 19, 1997 | 9 km NNW of Trion, Georgia | M2.9 | 122 km | 3 km |
| Jul 28, 1990 | 3 km WNW of Varnell, Georgia | M2.9 | 126 km | 14 km |
| Mar 20, 2000 | 7 km WSW of Linwood, Georgia | M2.8 | 127 km | 4 km |
| Jan 19, 1990 | 4 km E of Cohutta, Georgia | M2.8 | 125 km | 11 km |
| May 15, 2000 | 3 km N of Cleveland, Tennessee | M2.8 | 149 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
3 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2018 | Michael | Category 1 | 92 mph | 208 km |
| 1995 | Opal | Category 1 | — | 289 km |
| 1985 | Kate | Category 1 | 75 mph | 282 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
486 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 73 fatalities, 1,450 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Mar 27, 1994 | EF4 | 69 km | 49.0 mi | 3 |
| Nov 22, 1992 | EF4 | 33 km | 20.0 mi | 0 |
| Apr 3, 1974 | EF4 | 48 km | 17.7 mi | 6 |
| Apr 3, 1974 | EF4 | 92 km | 29.5 mi | 9 |
| Jan 12, 2023 | EF3 | 88 km | 31.2 mi | 0 |
| Jan 30, 2013 | EF3 | 74 km | 21.8 mi | 1 |
| Mar 2, 2012 | EF3 | 91 km | 29.0 mi | 0 |
| Dec 22, 2011 | EF3 | 81 km | 11.4 mi | 0 |
| Apr 27, 2011 | EF3 | 63 km | 23.1 mi | 0 |
| Apr 27, 2011 | EF3 | 87 km | 37.0 mi | 1 |
| Apr 27, 2011 | EF3 | 90 km | 21.7 mi | 2 |
| Mar 15, 2008 | EF3 | 75 km | 16.9 mi | 2 |
| Feb 26, 2008 | EF3 | 100 km | 7.2 mi | 0 |
| Jan 2, 2006 | EF3 | 89 km | 3.0 mi | 0 |
| Mar 20, 1998 | EF3 | 62 km | 4.0 mi | 12 |
| Mar 27, 1994 | EF3 | 63 km | 44.0 mi | 3 |
| Mar 27, 1994 | EF3 | 75 km | 23.0 mi | 3 |
| Mar 27, 1994 | EF3 | 95 km | 21.0 mi | 0 |
| Mar 27, 1994 | EF3 | 71 km | 40.0 mi | 9 |
| Feb 21, 1993 | EF3 | 36 km | 8.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (5,084 acres, 2015).
| Year | Name | Acres Burned | Distance |
| 2015 | UNNAMED | 5,084 | 99 km |
| 2014 | UNNAMED | 3,298 | 78 km |
| 2019 | UNNAMED | 2,294 | 99 km |
| 2013 | UNNAMED | 2,077 | 99 km |
| 2019 | COMPARTMENT 107 | 2,058 | 92 km |
| 2022 | UNNAMED | 2,047 | 92 km |
| 2013 | UNNAMED | 1,949 | 100 km |
| 2015 | UNNAMED | 1,848 | 92 km |
| 1999 | PIGEON ROOST | 1,729 | 89 km |
| 2019 | COMPARTMENT 115 | 1,719 | 95 km |
| 2021 | UNNAMED | 1,701 | 88 km |
| 1999 | TURKEY STAMP | 1,657 | 94 km |
| 2018 | UNNAMED | 1,641 | 99 km |
| 2013 | UNNAMED | 1,637 | 88 km |
| 2016 | UNNAMED | 1,555 | 97 km |
| 2007 | UNNAMED | 1,520 | 95 km |
| 2014 | UNNAMED | 1,450 | 99 km |
| 2015 | UNNAMED | 1,371 | 94 km |
| 2018 | UNNAMED | 1,365 | 99 km |
| 2019 | UNNAMED | 1,365 | 99 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 5.2 in | Coldest |
| February | 46°F (8°C) | 4.8 in | |
| March | 54°F (12°C) | 5.8 in | Wettest |
| April | 61°F (16°C) | 4.5 in | |
| May | 69°F (21°C) | 4.3 in | |
| June | 76°F (24°C) | 3.8 in | |
| July | 80°F (26°C) | 4.9 in | Warmest |
| August | 78°F (26°C) | 3.9 in | |
| September | 73°F (23°C) | 3.8 in | |
| October | 62°F (17°C) | 3.5 in | Driest |
| November | 53°F (12°C) | 3.9 in | |
| December | 45°F (7°C) | 4.6 in |
Dunwoody has a seasonal temperature swing of 37°F / from 42°F in January to 80°F in July. Total annual precipitation is 53.0 inches, with March being the wettest month (5.8") and October the driest (3.5").