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Weather & Climate in Glennville, GA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Glennville enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 49°F in January while summers reach 82°F in July. The area gets 301 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 49.8 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 173 feet.
Temperature
49°F Jan (9°C)
82°F Jul (28°C)
| Annual Average | 66.1°F |
| 22% above US avg | |
| January Average | 49°F (9°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 173 ft (53 m) |
| Area | 7.1 sq mi (18.3 km²) |
| Population Density | 737/sq mi |
| Coordinates | 31.9388°N, 81.9324°W |
| Timezone | America/New_York |
| County | Long County County |
| Nearest Airport | Wright Army Air Field (Fort Stewart)/Midcoast Regional (LIY) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 8.0 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 4.2 / 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 | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Jun 18, 2022 | 7 km E of Stillmore, Georgia | M3.9 | 60 km | 1 km |
| Jul 13, 2003 | 6 km N of Cobbtown, Georgia | M3.6 | 48 km | 5 km |
| Mar 4, 1996 | 9 km SW of Soperton, Georgia | M2.5 | 81 km | 1 km |
| May 17, 1997 | 9 km SW of Soperton, Georgia | M2.5 | 81 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
18 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Helene | Category 4 | 138 mph | 148 km |
| 2024 | Debby | Category 1 | 81 mph | 266 km |
| 2023 | Idalia | Category 3 | 115 mph | 142 km |
| 2022 | Ian | Category 1 | 86 mph | 279 km |
| 2020 | Isaias | Category 1 | 92 mph | 227 km |
| 2019 | Dorian | Category 3 | 115 mph | 229 km |
| 2018 | Michael | Category 3 | 92 mph | 186 km |
| 2016 | Matthew | Category 3 | 115 mph | 132 km |
| 2016 | Hermine | Category 1 | 81 mph | 268 km |
| 2014 | Arthur | Category 1 | 92 mph | 287 km |
| 2004 | Gaston | Category 1 | 75 mph | 248 km |
| 2004 | Charley | Category 1 | 86 mph | 184 km |
| 1999 | Floyd | Category 3 | 115 mph | 287 km |
| 1999 | Irene | Category 1 | 81 mph | 227 km |
| 1989 | Hugo | Category 4 | 138 mph | 222 km |
| 1985 | Kate | Category 1 | 92 mph | 156 km |
| 1985 | Bob | Category 1 | 75 mph | 138 km |
| 1984 | Diana | Category 2 | 92 mph | 244 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
313 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 12 fatalities, 300 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 5, 2022 | EF4 | 33 km | 14.4 mi | 1 |
| May 11, 2008 | EF4 | 74 km | 11.0 mi | 0 |
| May 11, 2008 | EF3 | 48 km | 7.3 mi | 0 |
| May 11, 2008 | EF3 | 76 km | 7.7 mi | 0 |
| Apr 9, 1998 | EF3 | 42 km | 8.0 mi | 2 |
| Nov 18, 1968 | EF3 | 92 km | 0.5 mi | 0 |
| Mar 9, 2024 | EF2 | 86 km | 4.7 mi | 0 |
| May 23, 2017 | EF2 | 88 km | 7.5 mi | 0 |
| Feb 9, 2017 | EF2 | 57 km | 9.8 mi | 0 |
| Dec 2, 2009 | EF2 | 56 km | 5.1 mi | 0 |
| Oct 27, 2009 | EF2 | 22 km | 0.8 mi | 0 |
| May 11, 2008 | EF2 | 56 km | 1.2 mi | 0 |
| Mar 15, 2008 | EF2 | 82 km | 0.5 mi | 0 |
| Mar 15, 2008 | EF2 | 77 km | 7.0 mi | 0 |
| Dec 15, 2007 | EF2 | 82 km | 3.5 mi | 0 |
| Apr 15, 2007 | EF2 | 72 km | 5.4 mi | 0 |
| Mar 22, 2005 | EF2 | 52 km | 2.0 mi | 0 |
| Jul 1, 2003 | EF2 | 88 km | 6.0 mi | 0 |
| Jul 1, 2003 | EF2 | 66 km | 7.0 mi | 0 |
| Sep 3, 1998 | EF2 | 94 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: SESSOM COMMUNITY FIRE (20,916 acres, 2011).
| Year | Name | Acres Burned | Distance |
| 2011 | SESSOM COMMUNITY FIRE | 20,916 | 80 km |
| 2008 | UNNAMED | 12,186 | 28 km |
| 2007 | UNNAMED | 10,963 | 35 km |
| 2008 | UNNAMED | 10,163 | 36 km |
| 2008 | UNNAMED | 4,291 | 23 km |
| 2008 | UNNAMED | 4,021 | 35 km |
| 2011 | ELIM CHURCH RD. FIRE | 3,850 | 32 km |
| 2001 | UNNAMED | 3,827 | 74 km |
| 2010 | UNNAMED | 3,521 | 92 km |
| 2010 | UNNAMED | 2,990 | 99 km |
| 2004 | UNNAMED | 2,880 | 93 km |
| 2008 | UNNAMED | 2,845 | 56 km |
| 2008 | UNNAMED | 2,768 | 43 km |
| 2008 | UNNAMED | 2,748 | 44 km |
| 1994 | UNNAMED | 2,732 | 84 km |
| 2008 | UNNAMED | 2,650 | 39 km |
| 2004 | UNNAMED | 2,553 | 99 km |
| 1994 | UNNAMED | 2,549 | 92 km |
| 2008 | UNNAMED | 2,503 | 51 km |
| 2008 | UNNAMED | 2,475 | 41 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (9°C) | 4.2 in | Coldest |
| February | 53°F (11°C) | 3.7 in | |
| March | 59°F (15°C) | 4.2 in | |
| April | 66°F (19°C) | 3.0 in | |
| May | 73°F (23°C) | 3.7 in | |
| June | 79°F (26°C) | 4.8 in | |
| July | 82°F (28°C) | 5.4 in | Warmest |
| August | 80°F (27°C) | 6.0 in | Wettest |
| September | 77°F (25°C) | 4.0 in | |
| October | 67°F (20°C) | 2.8 in | |
| November | 59°F (15°C) | 2.5 in | Driest |
| December | 52°F (11°C) | 3.4 in |
Glennville has a seasonal temperature swing of 33°F / from 49°F in January to 82°F in July. Total annual precipitation is 47.8 inches, with August being the wettest month (6.0") and November the driest (2.5").