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Weather & Climate in Royston, GA

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

Royston enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 42°F in January while summers reach 79°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 51.2 inches (wetter than the 38-inch national average). The area receives 2.1 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

42°F Jan (6°C) 79°F Jul (26°C)
Annual Average60.7°F
12% above US avg
January Average42°F (6°C)
July Average79°F (26°C)
Sunny Days301 days/yr

Geography

Elevation892 ft (272 m)
Area3.3 sq mi (8.5 km²)
Population Density708/sq mi
Coordinates34.2858°N, 83.1118°W
TimezoneAmerica/New_York
CountyFranklin County County
Nearest AirportAnderson Regional (AND)
27 miles away

Precipitation & Snow

Annual Rainfall 51.2"
35% above US avg
Snowfall 2.1"
Wettest Month (Mar) 5.59"
Driest Month (Sep) 3.43"

Air Quality

AQI Median44.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score33.1 / 100
Social Vulnerability72.0 / 100
Community Resilience34.1 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Relatively Low
Earthquake Relatively Low
Wildfire Very Low
Flood Relatively Low
Hail Relatively Low
Strong Wind Relatively Low
Heat Wave Very Low
Winter Weather Very Low
Lightning Relatively Low
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

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

Feb 15, 2014 12 km ENE of Parksville, South Carolina M4.1 108 km 5 km
Mar 18, 2003 11 km S of Rayle, Georgia M3.5 70 km 5 km
Jan 3, 1992 4 km ENE of Willington, South Carolina M3.4 72 km 3 km
Jun 16, 2006 9 km W of Maggie Valley, North Carolina M3.4 137 km 1 km
Jun 4, 2023 4 km NNW of West Canton, North Carolina M3.2 146 km 0 km
Aug 1, 2009 8 km ENE of Ducktown, Tennessee M3.2 138 km 5 km
Jun 20, 2017 6 km SW of Augusta, Georgia M3.2 139 km 13 km
Dec 7, 2009 4 km WNW of Deepstep, Georgia M3.2 140 km 7 km
Apr 4, 2009 15 km N of Milledgeville, Georgia M3.1 119 km 0 km
Aug 23, 2025 3 km N of Coronaca, South Carolina M3.0 93 km 2 km
Feb 16, 2014 13 km WNW of Edgefield, South Carolina M3.0 109 km 7 km
Aug 23, 2025 3 km NNW of Coronaca, South Carolina M2.9 92 km 7 km
Apr 26, 2013 9 km E of Lincolnton, Georgia M2.8 88 km 12 km
Sep 18, 1996 6 km E of Clarks Hill, South Carolina M2.8 115 km 14 km
Jul 5, 1996 7 km WNW of Marble, North Carolina M2.8 130 km 5 km
May 23, 2023 4 km N of West Canton, North Carolina M2.8 145 km 1 km
Aug 14, 2025 7 km N of Columbus, North Carolina M2.7 142 km 6 km
Apr 6, 2017 6 km WSW of Sparta, Georgia M2.7 114 km 11 km
Apr 23, 1993 14 km E of Mount Zion, Georgia M2.7 104 km 0 km
Sep 2, 2001 10 km SW of Plum Branch, South Carolina M2.7 89 km 21 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Hurricane History

2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.

Year Name Category Max Wind Closest
2018 Michael Category 1 — 254 km
1989 Hugo Category 2 98 mph 190 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).

Tornado History

379 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 32 fatalities, 732 injuries.

Date Rating Distance Path Fatalities
Mar 31, 1973 EF4 55 km 22.6 mi 7
Apr 13, 2020 EF3 37 km 16.7 mi 1
Apr 27, 2011 EF3 87 km 37.0 mi 1
Feb 18, 2009 EF3 72 km 19.7 mi 0
Mar 20, 1998 EF3 73 km 4.0 mi 12
Mar 27, 1994 EF3 54 km 28.0 mi 0
Mar 27, 1994 EF3 90 km 23.0 mi 3
Nov 22, 1992 EF3 81 km 10.0 mi 1
Nov 22, 1992 EF3 89 km 67.0 mi 1
Nov 15, 1989 EF3 58 km 8.0 mi 0
Apr 8, 1974 EF3 36 km 1.0 mi 0
Dec 13, 1973 EF3 88 km 17.7 mi 0
Dec 13, 1973 EF3 70 km 9.5 mi 0
Dec 13, 1973 EF3 87 km 10.7 mi 0
May 28, 1973 EF3 67 km 18.7 mi 1
May 27, 1973 EF3 83 km 60.2 mi 0
Apr 2, 1970 EF3 98 km 6.5 mi 0
May 10, 1952 EF3 98 km 22.7 mi 2
Mar 23, 2022 EF2 68 km 6.3 mi 0
May 3, 2021 EF2 40 km 29.4 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: ROCK MOUNTAIN (25,224 acres, 2016).

Year Name Acres Burned Distance
2016 ROCK MOUNTAIN 25,224 87 km
2016 PINNACLE MOUNTAIN 7,869 93 km
2015 UNNAMED 5,084 60 km
2009 UNNAMED 3,165 72 km
2020 CHAMBERS-GRAPE-HICKORY AP 2,421 59 km
2018 UNNAMED 2,286 73 km
2021 UNNAMED 2,201 40 km
2010 BRAMLETT RIDGE 2,200 78 km
2023 BRAMLETT RIDGE FY 23 2,172 77 km
2018 UNNAMED 2,133 77 km
2023 TRAIL RIDGE FY23 2,085 82 km
2020 C-249 LC 2,084 70 km
2013 UNNAMED 1,998 82 km
2014 UNNAMED 1,911 77 km
2020 C-250 LC 1,887 73 km
2020 PARSONS MTN SOUTH LC 1,878 74 km
2014 UNNAMED 1,803 66 km
2023 SLICK SHOALS RX FY23 1,760 66 km
2013 UNNAMED 1,753 52 km
1999 PIGEON ROOST 1,729 90 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 42°F (6°C) 5.2 in Coldest
February 45°F (7°C) 4.6 in
March 53°F (12°C) 5.6 in Wettest
April 60°F (16°C) 4.0 in
May 68°F (20°C) 4.2 in
June 75°F (24°C) 4.0 in
July 79°F (26°C) 4.5 in Warmest
August 77°F (25°C) 3.9 in
September 72°F (22°C) 3.4 in Driest
October 61°F (16°C) 3.5 in
November 52°F (11°C) 3.7 in
December 44°F (7°C) 4.3 in

Royston has a seasonal temperature swing of 37°F / from 42°F in January to 79°F in July. Total annual precipitation is 51.0 inches, with March being the wettest month (5.6") and September the driest (3.4").

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