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Weather & Climate in Chester, GA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chester 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 308 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 47.0 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 356 feet.
Temperature
49°F Jan (9°C)
82°F Jul (28°C)
| Annual Average | 65.8°F |
| 22% above US avg | |
| January Average | 49°F (9°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 356 ft (109 m) |
| Area | 0.9 sq mi (2.3 km²) |
| Population Density | 1,941/sq mi |
| Coordinates | 32.3944°N, 83.1557°W |
| Timezone | America/New_York |
| County | Bleckley County County |
| Nearest Airport | Middle Georgia Regional (MCN) 35 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 25.7 / 100 |
| Social Vulnerability | 74.3 / 100 |
| Community Resilience | 52.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
15 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 | 96 km | 1 km |
| Jul 13, 2003 | 6 km N of Cobbtown, Georgia | M3.6 | 95 km | 5 km |
| Jan 18, 2000 | 11 km SSE of Gray, Georgia | M3.5 | 65 km | 19 km |
| Mar 18, 2003 | 11 km S of Rayle, Georgia | M3.5 | 146 km | 5 km |
| Dec 7, 2009 | 4 km WNW of Deepstep, Georgia | M3.2 | 72 km | 7 km |
| Apr 4, 2009 | 15 km N of Milledgeville, Georgia | M3.1 | 91 km | 0 km |
| Apr 6, 2017 | 6 km WSW of Sparta, Georgia | M2.7 | 97 km | 11 km |
| Jul 4, 2012 | 11 km NNE of Deepstep, Georgia | M2.7 | 83 km | 10 km |
| Apr 23, 1993 | 14 km E of Mount Zion, Georgia | M2.7 | 113 km | 0 km |
| May 3, 2011 | 6 km WNW of Mitchell, Georgia | M2.6 | 101 km | 28 km |
| Sep 12, 2022 | 13 km NE of Jackson, Georgia | M2.5 | 128 km | 1 km |
| Apr 6, 2017 | 6 km WSW of Sparta, Georgia | M2.5 | 97 km | 10 km |
| May 18, 2015 | 0 km NNW of Crawfordville, Georgia | M2.5 | 132 km | 1 km |
| Mar 4, 1996 | 9 km SW of Soperton, Georgia | M2.5 | 47 km | 1 km |
| May 17, 1997 | 9 km SW of Soperton, Georgia | M2.5 | 47 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
9 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 | 123 km |
| 2024 | Debby | Category 1 | 81 mph | 278 km |
| 2023 | Idalia | Category 3 | 115 mph | 170 km |
| 2018 | Michael | Category 5 | 161 mph | 77 km |
| 2016 | Matthew | Category 3 | 115 mph | 252 km |
| 2016 | Hermine | Category 1 | 81 mph | 246 km |
| 1989 | Hugo | Category 2 | 98 mph | 293 km |
| 1985 | Kate | Category 2 | 98 mph | 105 km |
| 1985 | Bob | Category 1 | 75 mph | 251 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
403 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 45 fatalities, 761 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 22, 1992 | EF4 | 92 km | 32.0 mi | 5 |
| Apr 30, 1953 | EF4 | 48 km | 1.0 mi | 18 |
| Apr 5, 2022 | EF3 | 45 km | 3.9 mi | 0 |
| Feb 18, 2009 | EF3 | 99 km | 10.4 mi | 1 |
| May 11, 2008 | EF3 | 54 km | 7.7 mi | 0 |
| May 11, 2008 | EF3 | 87 km | 7.3 mi | 0 |
| Mar 1, 2007 | EF3 | 81 km | 9.7 mi | 0 |
| Apr 15, 1999 | EF3 | 86 km | 14.5 mi | 0 |
| Feb 18, 1975 | EF3 | 75 km | 9.7 mi | 2 |
| Jan 13, 1972 | EF3 | 90 km | 33.6 mi | 0 |
| Apr 23, 1971 | EF3 | 90 km | 13.5 mi | 0 |
| Dec 25, 1964 | EF3 | 87 km | 0.1 mi | 2 |
| Mar 31, 1961 | EF3 | 56 km | 1.0 mi | 1 |
| Apr 8, 1957 | EF3 | 61 km | 14.7 mi | 1 |
| Apr 30, 1953 | EF3 | 39 km | 2.0 mi | 1 |
| Mar 3, 1952 | EF3 | 67 km | 4.3 mi | 0 |
| Apr 5, 2022 | EF2 | 72 km | 5.8 mi | 0 |
| Dec 17, 2019 | EF2 | 94 km | 20.3 mi | 0 |
| Mar 3, 2019 | EF2 | 78 km | 6.7 mi | 0 |
| Apr 5, 2017 | EF2 | 17 km | 20.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (3,808 acres, 2021).
| Year | Name | Acres Burned | Distance |
| 2021 | UNNAMED | 3,808 | 94 km |
| 2007 | 14A-14B-15A-16E-17E | 3,397 | 95 km |
| 2006 | 10 A 11 E 11 W RX BURN | 2,969 | 96 km |
| 2007 | UNNAMED | 2,753 | 92 km |
| 1988 | COMP 10 | 2,588 | 97 km |
| 2015 | UNNAMED | 2,574 | 95 km |
| 2010 | COMPT 2 | 2,505 | 90 km |
| 2014 | UNNAMED | 2,433 | 93 km |
| 2010 | COMPT 120 | 2,412 | 100 km |
| 1999 | COMP 1312 | 2,401 | 97 km |
| 2018 | COMPARTMENT 4 5 6 7 8 | 2,386 | 87 km |
| 2009 | 30 | 2,195 | 85 km |
| 2021 | UNNAMED | 2,143 | 92 km |
| 2018 | UNNAMED | 2,101 | 95 km |
| 2016 | UNNAMED | 1,974 | 92 km |
| 2005 | RX BURN 8C/9E/10A | 1,839 | 97 km |
| 2006 | 7 8 A 8 B 9 W RX BURN | 1,805 | 100 km |
| 2018 | GAPDR-FY18-RX-10B 11A 11B 11C 11X | 1,803 | 96 km |
| 2016 | GAPDR FY16 RX 31A 31B 31C | 1,795 | 90 km |
| 2009 | UNNAMED | 1,788 | 98 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (9°C) | 4.7 in | Coldest |
| February | 50°F (10°C) | 4.5 in | |
| March | 58°F (14°C) | 4.8 in | Wettest |
| April | 64°F (18°C) | 3.4 in | |
| May | 72°F (22°C) | 3.3 in | |
| June | 78°F (26°C) | 4.1 in | |
| July | 82°F (28°C) | 4.7 in | Warmest |
| August | 80°F (27°C) | 4.3 in | |
| September | 76°F (24°C) | 3.1 in | |
| October | 66°F (19°C) | 2.4 in | Driest |
| November | 57°F (14°C) | 3.0 in | |
| December | 50°F (10°C) | 3.9 in |
Chester has a seasonal temperature swing of 33°F / from 49°F in January to 82°F in July. Total annual precipitation is 46.1 inches, with March being the wettest month (4.8") and October the driest (2.4").