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Weather & Climate in Grayson, GA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Grayson enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 43°F in January while summers reach 79°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 50.9 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 1,082 feet.
Temperature
43°F Jan (6°C)
79°F Jul (26°C)
| Annual Average | 61.3°F |
| 14% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 1,082 ft (330 m) |
| Area | 2.5 sq mi (6.6 km²) |
| Population Density | 1,926/sq mi |
| Coordinates | 33.8908°N, 83.9581°W |
| Timezone | America/New_York |
| County | Walton County County |
| Nearest Airport | Hartsfield - Jackson Atlanta International (ATL) 32 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 55.0 / 100 |
| Social Vulnerability | 18.9 / 100 |
| Community Resilience | 45.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
37 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.5.
| Mar 18, 2003 | 11 km S of Rayle, Georgia | M3.5 | 101 km | 5 km |
| Jan 18, 2000 | 11 km SSE of Gray, Georgia | M3.5 | 117 km | 19 km |
| Jul 19, 1997 | 12 km E of Cohutta, Georgia | M3.5 | 142 km | 3 km |
| Jan 3, 1992 | 4 km ENE of Willington, South Carolina | M3.4 | 142 km | 3 km |
| Dec 7, 2009 | 4 km WNW of Deepstep, Georgia | M3.2 | 130 km | 7 km |
| Aug 1, 2009 | 8 km ENE of Ducktown, Tennessee | M3.2 | 134 km | 5 km |
| Oct 30, 1991 | 9 km NNE of Eton, Georgia | M3.1 | 132 km | 8 km |
| Apr 4, 2009 | 15 km N of Milledgeville, Georgia | M3.1 | 103 km | 0 km |
| Jun 23, 2008 | 10 km ESE of Cohutta, Georgia | M3.1 | 141 km | 9 km |
| Jan 21, 2022 | 16 km NNE of Eton, Georgia | M2.9 | 138 km | 15 km |
| Jul 28, 1990 | 3 km WNW of Varnell, Georgia | M2.9 | 150 km | 14 km |
| Jul 5, 1996 | 7 km WNW of Marble, North Carolina | M2.8 | 146 km | 5 km |
| Apr 26, 2013 | 9 km E of Lincolnton, Georgia | M2.8 | 147 km | 12 km |
| Dec 10, 2013 | 11 km SSE of Wildwood Lake, Tennessee | M2.8 | 146 km | 8 km |
| Jan 19, 1990 | 4 km E of Cohutta, Georgia | M2.8 | 147 km | 11 km |
| Apr 6, 2017 | 6 km WSW of Sparta, Georgia | M2.7 | 110 km | 11 km |
| Jul 4, 2012 | 11 km NNE of Deepstep, Georgia | M2.7 | 129 km | 10 km |
| Jul 23, 1998 | 5 km SSE of Varnell, Georgia | M2.7 | 141 km | 7 km |
| Apr 23, 1993 | 14 km E of Mount Zion, Georgia | M2.7 | 117 km | 0 km |
| Jun 18, 1998 | 8 km E of LaFayette, Georgia | M2.7 | 146 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
4 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Helene | Category 1 | 92 mph | 295 km |
| 2018 | Michael | Category 1 | 92 mph | 199 km |
| 1989 | Hugo | Category 1 | — | 278 km |
| 1985 | Kate | Category 1 | 75 mph | 269 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
445 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 51 fatalities, 1,258 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 22, 1992 | EF4 | 92 km | 32.0 mi | 5 |
| Nov 22, 1992 | EF4 | 66 km | 20.0 mi | 0 |
| Apr 3, 1974 | EF4 | 63 km | 17.7 mi | 6 |
| Jan 12, 2023 | EF3 | 94 km | 31.2 mi | 0 |
| Apr 13, 2020 | EF3 | 96 km | 5.3 mi | 0 |
| Apr 27, 2011 | EF3 | 94 km | 23.1 mi | 0 |
| Apr 27, 2011 | EF3 | 86 km | 37.0 mi | 1 |
| Apr 27, 2011 | EF3 | 99 km | 21.7 mi | 2 |
| Jan 2, 2006 | EF3 | 94 km | 3.0 mi | 0 |
| Mar 20, 1998 | EF3 | 55 km | 4.0 mi | 12 |
| Mar 27, 1994 | EF3 | 76 km | 23.0 mi | 3 |
| Mar 27, 1994 | EF3 | 72 km | 44.0 mi | 3 |
| Feb 21, 1993 | EF3 | 69 km | 8.0 mi | 0 |
| Nov 22, 1992 | EF3 | 76 km | 10.0 mi | 1 |
| Mar 29, 1991 | EF3 | 64 km | 5.0 mi | 0 |
| Nov 15, 1989 | EF3 | 88 km | 8.0 mi | 0 |
| Mar 24, 1975 | EF3 | 55 km | 14.8 mi | 3 |
| Dec 13, 1973 | EF3 | 46 km | 9.5 mi | 0 |
| May 28, 1973 | EF3 | 30 km | 18.7 mi | 1 |
| May 27, 1973 | EF3 | 54 km | 0.5 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 | 66 km |
| 2010 | COMPT 163 | 4,755 | 77 km |
| 2021 | UNNAMED | 3,808 | 89 km |
| 2007 | 14A-14B-15A-16E-17E | 3,397 | 90 km |
| 2014 | UNNAMED | 3,298 | 83 km |
| 2006 | 10 A 11 E 11 W RX BURN | 2,969 | 87 km |
| 2007 | UNNAMED | 2,753 | 91 km |
| 1988 | COMP 10 | 2,588 | 87 km |
| 2015 | UNNAMED | 2,574 | 88 km |
| 2010 | COMPT 2 | 2,505 | 95 km |
| 2014 | UNNAMED | 2,433 | 90 km |
| 2010 | COMPT 120 | 2,412 | 84 km |
| 1999 | COMP 1312 | 2,401 | 88 km |
| 2018 | COMPARTMENT 4 5 6 7 8 | 2,386 | 98 km |
| 2019 | UNNAMED | 2,294 | 81 km |
| 2018 | UNNAMED | 2,286 | 70 km |
| 2021 | UNNAMED | 2,201 | 84 km |
| 2009 | 30 | 2,195 | 100 km |
| 2021 | UNNAMED | 2,143 | 91 km |
| 2018 | UNNAMED | 2,101 | 88 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 5.4 in | Coldest |
| February | 45°F (7°C) | 4.7 in | |
| March | 53°F (12°C) | 5.8 in | Wettest |
| April | 61°F (16°C) | 4.3 in | |
| May | 68°F (20°C) | 4.3 in | |
| June | 75°F (24°C) | 3.8 in | |
| July | 79°F (26°C) | 4.7 in | Warmest |
| August | 78°F (25°C) | 3.9 in | |
| September | 72°F (22°C) | 3.7 in | Driest |
| October | 62°F (16°C) | 3.7 in | |
| November | 52°F (11°C) | 3.8 in | |
| December | 45°F (7°C) | 4.4 in |
Grayson has a seasonal temperature swing of 36°F / from 43°F in January to 79°F in July. Total annual precipitation is 52.3 inches, with March being the wettest month (5.8") and September the driest (3.7").