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Weather & Climate in Martinez, GA

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

Martinez enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 46°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 46.9 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 400 feet.

Temperature

46°F Jan (8°C) 82°F Jul (28°C)
Annual Average64.1°F
19% above US avg
January Average46°F (8°C)
July Average82°F (28°C)
Sunny Days308 days/yr

Geography

Elevation400 ft (122 m)
Area14.6 sq mi (37.8 km²)
Population Density2,276/sq mi
Coordinates33.5204°N, 82.1012°W
TimezoneAmerica/New_York
CountyColumbia County County
Nearest AirportAugusta Regional At Bush Field (AGS)
13 miles away

Precipitation & Snow

Annual Rainfall 46.9"
23% above US avg
Wettest Month (Mar) 4.76"
Driest Month (Nov) 2.72"

Air Quality

AQI Median44.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score76.8 / 100
Social Vulnerability10.6 / 100
Community Resilience52.3 / 100

Hazard Breakdown

Tornado Relatively Moderate
Hurricane Relatively Low
Earthquake Relatively Low
Wildfire Relatively Low
Flood Relatively Moderate
Hail Relatively Low
Strong Wind Relatively Moderate
Heat Wave Relatively Low
Winter Weather Relatively Low
Lightning Relatively Moderate
Ice Storm Relatively High
Drought Very Low
Cold Wave Relatively Low
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

48 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.

Feb 15, 2014 12 km ENE of Parksville, South Carolina M4.1 33 km 5 km
Jun 18, 2022 7 km E of Stillmore, Georgia M3.9 119 km 1 km
Jun 29, 2022 6 km E of Elgin, South Carolina M3.6 146 km 3 km
Jul 13, 2003 6 km N of Cobbtown, Georgia M3.6 132 km 5 km
Jan 18, 2000 11 km SSE of Gray, Georgia M3.5 143 km 19 km
Mar 18, 2003 11 km S of Rayle, Georgia M3.5 75 km 5 km
Jun 29, 2022 6 km E of Elgin, South Carolina M3.5 146 km 3 km
Jun 26, 2022 6 km E of Elgin, South Carolina M3.4 146 km 4 km
Jan 3, 1992 4 km ENE of Willington, South Carolina M3.4 59 km 3 km
May 9, 2022 5 km ESE of Elgin, South Carolina M3.3 145 km 4 km
Dec 7, 2009 4 km WNW of Deepstep, Georgia M3.2 101 km 7 km
Aug 8, 1993 12 km ENE of Aiken, South Carolina M3.2 48 km 9 km
Jun 20, 2017 6 km SW of Augusta, Georgia M3.2 13 km 13 km
Apr 4, 2009 15 km N of Milledgeville, Georgia M3.1 108 km 0 km
Aug 23, 2025 3 km N of Coronaca, South Carolina M3.0 85 km 2 km
Feb 16, 2014 13 km WNW of Edgefield, South Carolina M3.0 35 km 7 km
Feb 18, 2005 7 km ENE of Irmo, South Carolina M2.9 113 km 1 km
Aug 23, 2025 3 km NNW of Coronaca, South Carolina M2.9 86 km 7 km
Apr 26, 2013 9 km E of Lincolnton, Georgia M2.8 38 km 12 km
Sep 18, 1996 6 km E of Clarks Hill, South Carolina M2.8 18 km 14 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Hurricane History

11 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.

Year Name Category Max Wind Closest
2024 Helene Category 1 92 mph 271 km
2023 Idalia Category 1 — 299 km
2022 Ian Category 1 86 mph 270 km
2020 Isaias Category 1 92 mph 291 km
2018 Michael Category 3 92 mph 231 km
2016 Matthew Category 2 98 mph 218 km
2004 Charley Category 1 81 mph 258 km
2004 Gaston Category 1 75 mph 240 km
1989 Hugo Category 4 138 mph 160 km
1985 Bob Category 1 75 mph 210 km
1985 Kate Category 1 75 mph 260 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).

Tornado History

366 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 23 fatalities, 371 injuries.

Date Rating Distance Path Fatalities
Dec 13, 1973 EF4 74 km 1.0 mi 2
Mar 31, 1973 EF4 76 km 22.6 mi 7
Apr 5, 2022 EF3 95 km 34.5 mi 0
Apr 5, 2022 EF3 94 km 13.3 mi 0
Apr 13, 2020 EF3 84 km 5.4 mi 0
Apr 13, 2020 EF3 69 km 35.7 mi 2
Apr 13, 2020 EF3 59 km 8.5 mi 0
Apr 13, 2020 EF3 79 km 1.4 mi 0
Apr 13, 2020 EF3 46 km 37.9 mi 0
Apr 10, 2009 EF3 26 km 14.6 mi 0
Apr 10, 2009 EF3 45 km 26.3 mi 0
Apr 10, 2009 EF3 16 km 17.7 mi 0
Apr 10, 2009 EF3 82 km 6.8 mi 0
Feb 18, 2009 EF3 79 km 10.4 mi 1
Feb 18, 2009 EF3 73 km 19.7 mi 0
Mar 15, 2008 EF3 85 km 27.5 mi 0
May 7, 1998 EF3 41 km 5.0 mi 0
May 7, 1998 EF3 17 km 12.0 mi 1
Nov 2, 1995 EF3 99 km 1.5 mi 0
Aug 16, 1994 EF3 90 km 0.3 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (8,427 acres, 2009).

Year Name Acres Burned Distance
2009 UNNAMED 8,427 53 km
2014 UNNAMED 3,897 28 km
2019 UNNAMED 3,772 28 km
2009 UNNAMED 3,165 56 km
2010 UNNAMED 2,968 51 km
2021 C-326/327 LC 2,852 12 km
2010 UNNAMED 2,796 65 km
2008 UNNAMED 2,711 66 km
2013 UNNAMED 2,654 37 km
2010 UNNAMED 2,532 27 km
2008 UNNAMED 2,407 54 km
2010 UNNAMED 2,330 62 km
2018 UNNAMED 2,262 58 km
2009 UNNAMED 2,228 65 km
2009 UNNAMED 2,216 54 km
2020 C-56 RX BURN 2,183 62 km
2018 C- 80 RX BURN 2,173 65 km
2020 C-249 LC 2,084 58 km
2022 C-297 LC 2,060 30 km
2020 C-250 LC 1,887 55 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 46°F (8°C) 4.6 in Coldest
February 48°F (9°C) 4.2 in
March 55°F (13°C) 4.8 in Wettest
April 62°F (17°C) 3.6 in
May 70°F (21°C) 3.7 in
June 77°F (25°C) 4.1 in
July 82°F (28°C) 4.5 in Warmest
August 79°F (26°C) 4.3 in
September 74°F (23°C) 3.0 in
October 64°F (18°C) 3.2 in
November 55°F (13°C) 2.7 in Driest
December 47°F (8°C) 3.7 in

Martinez has a seasonal temperature swing of 36°F / from 46°F in January to 82°F in July. Total annual precipitation is 46.4 inches, with March being the wettest month (4.8") and November the driest (2.7").

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