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Weather & Climate in Walnut Grove, GA

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

Walnut Grove enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 43°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 50.5 inches (wetter than the 38-inch national average). The area receives 1.3 inches of snow annually. Air quality is rated Good with a median AQI of 44. The city sits at an elevation of 892 feet.

Temperature

43°F Jan (6°C) 80°F Jul (27°C)
Annual Average62.1°F
15% above US avg
January Average43°F (6°C)
July Average80°F (27°C)
Sunny Days304 days/yr

Geography

Elevation892 ft (272 m)
Area2.9 sq mi (7.4 km²)
Population Density557/sq mi
Coordinates33.7479°N, 83.8500°W
TimezoneAmerica/New_York
CountyWalton County County
Nearest AirportHartsfield - Jackson Atlanta International (ATL)
34 miles away

Precipitation & Snow

Annual Rainfall 50.5"
33% above US avg
Snowfall 1.3"
Wettest Month (Mar) 5.55"
Driest Month (Oct) 3.43"

Air Quality

AQI Median44.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score55.0 / 100
Social Vulnerability18.9 / 100
Community Resilience45.3 / 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

19 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.5.

Jan 18, 2000 11 km SSE of Gray, Georgia M3.5 99 km 19 km
Mar 18, 2003 11 km S of Rayle, Georgia M3.5 89 km 5 km
Jan 3, 1992 4 km ENE of Willington, South Carolina M3.4 135 km 3 km
Dec 7, 2009 4 km WNW of Deepstep, Georgia M3.2 112 km 7 km
Apr 4, 2009 15 km N of Milledgeville, Georgia M3.1 84 km 0 km
Apr 26, 2013 9 km E of Lincolnton, Georgia M2.8 136 km 12 km
Apr 6, 2017 6 km WSW of Sparta, Georgia M2.7 93 km 11 km
Jul 4, 2012 11 km NNE of Deepstep, Georgia M2.7 111 km 10 km
Sep 2, 2001 10 km SW of Plum Branch, South Carolina M2.7 138 km 21 km
Apr 23, 1993 14 km E of Mount Zion, Georgia M2.7 101 km 0 km
May 3, 2011 6 km WNW of Mitchell, Georgia M2.6 115 km 28 km
Sep 12, 2022 13 km NE of Jackson, Georgia M2.5 41 km 1 km
May 18, 2015 0 km NNW of Crawfordville, Georgia M2.5 90 km 1 km
Apr 6, 2017 6 km WSW of Sparta, Georgia M2.5 92 km 10 km
Aug 9, 2001 9 km SSE of Dalton, Georgia M2.5 144 km 0 km
Apr 7, 2013 7 km NNE of Lincolnton, Georgia M2.5 129 km 6 km
Mar 25, 2010 9 km ESE of Lincolnton, Georgia M2.5 135 km 16 km
Aug 18, 1993 2 km NNW of Lakeview Estates, Georgia M2.5 18 km 0 km
Oct 13, 2012 2 km SE of McCaysville, Georgia M2.5 144 km 8 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 277 km
2018 Michael Category 1 92 mph 183 km
1989 Hugo Category 1 — 274 km
1985 Kate Category 1 75 mph 252 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).

Tornado History

440 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 52 fatalities, 1,223 injuries.

Date Rating Distance Path Fatalities
Nov 22, 1992 EF4 73 km 32.0 mi 5
Nov 22, 1992 EF4 78 km 20.0 mi 0
Apr 3, 1974 EF4 82 km 17.7 mi 6
Jan 12, 2023 EF3 87 km 31.2 mi 0
Apr 13, 2020 EF3 82 km 5.3 mi 0
Apr 27, 2011 EF3 94 km 30.8 mi 2
Apr 27, 2011 EF3 94 km 21.7 mi 2
Apr 10, 2009 EF3 99 km 6.8 mi 0
Feb 18, 2009 EF3 91 km 19.7 mi 0
Jan 2, 2006 EF3 87 km 3.0 mi 0
Mar 20, 1998 EF3 70 km 4.0 mi 12
Mar 27, 1994 EF3 90 km 44.0 mi 3
Mar 27, 1994 EF3 93 km 23.0 mi 3
Feb 21, 1993 EF3 81 km 8.0 mi 0
Nov 22, 1992 EF3 92 km 10.0 mi 1
Mar 29, 1991 EF3 75 km 5.0 mi 0
Nov 15, 1989 EF3 100 km 8.0 mi 0
Mar 24, 1975 EF3 63 km 14.8 mi 3
Dec 13, 1973 EF3 61 km 9.5 mi 0
May 28, 1973 EF3 24 km 18.7 mi 1
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 55 km
2010 COMPT 163 4,755 58 km
2021 UNNAMED 3,808 71 km
2007 14A-14B-15A-16E-17E 3,397 72 km
2006 10 A 11 E 11 W RX BURN 2,969 69 km
2007 UNNAMED 2,753 73 km
1988 COMP 10 2,588 70 km
2015 UNNAMED 2,574 69 km
2010 COMPT 2 2,505 78 km
2014 UNNAMED 2,433 71 km
2010 COMPT 120 2,412 65 km
1999 COMP 1312 2,401 70 km
2018 COMPARTMENT 4 5 6 7 8 2,386 80 km
2019 UNNAMED 2,294 63 km
2018 UNNAMED 2,286 56 km
2021 UNNAMED 2,201 93 km
2009 30 2,195 82 km
2021 UNNAMED 2,143 72 km
2018 UNNAMED 2,101 70 km
2013 UNNAMED 2,077 62 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 43°F (6°C) 5.1 in Coldest
February 46°F (8°C) 4.6 in
March 54°F (12°C) 5.6 in Wettest
April 61°F (16°C) 4.0 in
May 69°F (20°C) 4.1 in
June 76°F (24°C) 3.8 in
July 80°F (27°C) 4.7 in Warmest
August 78°F (25°C) 3.9 in
September 72°F (22°C) 3.5 in
October 62°F (17°C) 3.4 in Driest
November 53°F (12°C) 3.7 in
December 45°F (7°C) 4.2 in

Walnut Grove has a seasonal temperature swing of 37°F / from 43°F in January to 80°F in July. Total annual precipitation is 50.5 inches, with March being the wettest month (5.6") and October the driest (3.4").

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