| August 2013 | Lightning | Summerville | 2 hurt, $5,000 | Broadcast media relayed reports of two people injured by lightning in Summerville. Wiring in the apartment complex that was struck was damaged. |
| April 2014 | Thunderstorm Wind | Summerville | 1 hurt, $40,000 | The Chattooga County 911 Center reported that several trees were snapped or uprooted in an area from Cloudland to Trion to Summerville. A large tree fell on a house off Butler Dairy Road. The tree penetrated the roof and ceiling which caused injury to the homeowner. |
| March 2013 | Thunderstorm Wind | Summerville | $120,000 | The Chattooga County 911 Center reported that numerous trees were blown down or snapped, causing several power outages in Summerville. Some of the trees fell on homes. |
| July 2004 | Thunderstorm Wind | Summerville | $50,000 | A law enforcement official with Chattooga county reported that several large oak trees were split in half by thunderstorm winds. The winds also brought down power and phone lines in the area. The Summerville News reported that two homes were damaged when trees fell on them, one on Georgia Avenue and another on Hair Lake Road. |
| July 2001 | Lightning | Summerville | $50,000 | The Summerville News reported that the county 911 center received extensive damage to computer equipment because of a lightning strike, either to the building or the nearby tower. The entire 911 center was briefly shut down when the lightning strike occurred before backup systems could be employed. A majority of the computers, telephone lines, recording equipment, communications equipment, and other pieces of equipment were either totally destroyed or shut down during the event. |
| April 2019 | Thunderstorm Wind | West Summerville | $25,000 | The Chattooga County 911 center reported several trees and power lines blown down from Summerville to north of Trion. |
| June 2002 | Thunderstorm Wind | Summerville | $25,000 | The Summerville News reported that strong thunderstorm winds blew trees over onto several homes and across roads and also blew down the cook shed at the Chattooga County Memorial Home. |
| June 2019 | Thunderstorm Wind | Summerville | $16,000 | The Chattooga County 911 center reported around 20 trees blown down across Summerville and areas just west of Summerville including a few trees around the intersection Selman Avenue and Maple Drive. |
| November 2002 | Thunderstorm Wind | Summerville | $15,000 | The Summerville News reported that a large tree was blown down onto a camper parked at a residence. The camper suffered major damage as a result. |
| March 2017 | Thunderstorm Wind | Summerville | $10,000 | The manager of the Crushed Tomato Restaurant reported a tree blown down onto a car on Montgomery Street in Summerville and the public reported large tree branches blown down as far south as Lyerly. |
| October 2002 | Thunderstorm Wind | Summerville | $7,000 | The Summerville News reported that thunderstorm winds, combined with very heavy rain, blew down several trees. One of the trees fell on the roof of a florist shop causing significant damage to the roof. Some trees were blown down onto roads as well, causing temporary blockages. |
| May 2010 | Thunderstorm Wind | Summerville | $5,000 | The Chattooga County Emergency Management Director reported that several trees and power lines were down around Summerville. Washington Street at Georgia Highway 48 was closed from downed trees. |
| October 2009 | Thunderstorm Wind | Summerville | $5,000 | The Chattooga County 911 Center reported that at least a dozen trees were blown down across the county, especially in the Summerville area. Some power lines were also down as a result of the downed trees. |
| June 1994 | Thunderstorm Wind | Summerville | $5,000 | Numerous trees and power lines were downed by thunderstorm winds. |
| July 2012 | Thunderstorm Wind | Summerville | $4,000 | The Chattooga County 911 Center reported that six to seven trees and several power lines were blown down in Summerville. |
| May 2025 | Thunderstorm Wind | Summerville | $3,000 | Several trees down on the roads in summerville. |
| April 2025 | Thunderstorm Wind | Summerville | $3,000 | Em reports several trees down in summerville. |
| May 2024 | Thunderstorm Wind | Summerville | $3,000 | Power pole broken in half near the intersection of Northwest Congress St and Mitchell Ave. |
| May 1997 | Flash Flood | Summerville | $3,000 | no account filed |
| March 2026 | Thunderstorm Wind | Summerville | $2,000 | Emergency manager reported two trees down in city limits of summerville. |
| December 2021 | Thunderstorm Wind | Summerville | $2,000 | The Chattooga County EM reported a tree down around Marble Springs Road and Sloppy Floyd Lake Road. |
| June 2001 | Thunderstorm Wind | Summerville | $2,000 | The Chattooga County 911 center reported that two trees were blown down in Summerville and another was blown down onto a power line. |
| April 2000 | Lightning | Summerville | $2,000 | A surge of energy from a bolt of lightning traveled from a satellite dish through the wiring of a house and caused damage to the house's underpinnings. A resident felt the floor becoming hot, but the fire department responded so quickly that the fire never caused any extensive damage to the home. |
| June 2014 | Thunderstorm Wind | West Summerville | $1,500 | The Chattooga County 911 Center reported several trees down. One was along Fish Hatchery Road. |
| March 2025 | Thunderstorm Wind | Summerville | $1,000 | Report of a tree down off of ramey st . |
| May 2025 | Thunderstorm Wind | Summerville | $1,000 | Tree blocking road along 100 block of apple blossom lane. |
| June 2025 | Thunderstorm Wind | Summerville | $1,000 | Tree down near the intersection of Marble Springs Road and White Oak Road. |
| July 2024 | Thunderstorm Wind | Summerville | $1,000 | Tree down at Highland Avenue and Hawkins Drive. |
| May 2024 | Thunderstorm Wind | Summerville | $1,000 | Tree and powerlines reported down near the intersection of Henry St and Union St. |
| August 2023 | Thunderstorm Wind | Summerville | $1,000 | A tree was downed in the 100 block of Woods St. |
| January 2023 | Thunderstorm Wind | Summerville | $1,000 | Report of powerlines down near intersection of State St and Selman Ave. |
| July 2023 | Thunderstorm Wind | Summerville | $1,000 | Tree down on house at NW Congress St and Nixon St. |
| July 2023 | Thunderstorm Wind | Summerville | $1,000 | Tree down on powerlines on E Washington St near College St and E Penn St. |
| July 2023 | Thunderstorm Wind | Summerville | $1,000 | Tree down on house at NW Congress St and Nixon St. |
| June 2015 | Thunderstorm Wind | Summerville | $1,000 | The Chattooga County 911 center reported a few trees down from Summerville to Welcome Hill, including the areas around Lewis street in Summerville, Ridgeway drive and Henderson road in Welcome Hill and Center Post road and Cummings road in Welcome Hill. |
| May 2011 | Thunderstorm Wind | Summerville | $1,000 | The Chattooga County 911 Center reported that up to three trees were down on roads southeast of Summerville. |
| July 2010 | Thunderstorm Wind | Summerville | $1,000 | The Chattooga County 911 Center reported that a couple of trees were down. At least one power line was down with power outages noted in Summerville. |
| March 2004 | Thunderstorm Wind | Summerville | $1,000 | The Chattooga county 911 center reported that several trees were blown down. |
| May 2001 | Thunderstorm Wind | Summerville | $500 | The Rome News Tribune reported that a couple of trees were blown down. |
| June 2014 | Thunderstorm Wind | West Summerville | $250 | The Chattooga County 911 Center reported a tree down in the area of Filter Plant Road. |
| June 2013 | Thunderstorm Wind | West Summerville | $250 | The Chattooga County Emergency Manager reported a large tree down at the intersection of Harrisburg Road and Highway 337. |
| April 2013 | Thunderstorm Wind | Summerville | $250 | The Chattooga County Emergency Manager reported a tree down on East Washington Street in Summerville. |
| January 2013 | Thunderstorm Wind | Summerville | $250 | The public reported that a tree was blown down. |
| April 2005 | Thunderstorm Wind | Summerville | $250 | The Chattooga County 911 Center reported that one tree was down on Airport Road. |
| May 2025 | Hail | Summerville | - | Trained spotter reported penny-sized hail near Georgia Ave in Summerville. |
| March 2023 | Thunderstorm Wind | Summerville | - | Report of tree on an outbuilding on Edmondson St. |
| March 2021 | Flash Flood | Summerville | - | The Emergency Manager reported flooding of the southbound lane of Highway 27 near the intersection with Woodhaven Drive. Radar estimates indicate that rainfall in the area ranged between 4 and 6 inches, resulting in the flash flooding. |
| March 2021 | Flash Flood | Summerville | - | The Emergency Manager reported Wildlife Lake Road near Highway 27 underwater due to high flow conditions on Lowe Branch and the Chattooga River. Radar estimates indicate that rainfall of 4 to 6 inches occurred in the area, resulting in the flash flooding. |
| March 2021 | Flash Flood | Summerville | - | The Emergency Manager reported water over Maplewood Road near Summerville Baptist Church. Radar estimates indicate that rainfall in the area ranged between 3 and 6 inches, resulting in the flash flooding. |
| March 2017 | Hail | Summerville | - | The manager of the Crushed Tomato restaurant in Summerville reported ping pong ball size hail. |
| April 2017 | Hail | Summerville | - | The public reported penny size hail a mile north of the James H. Sloppy Floyd State Park. |
| January 2017 | Flash Flood | Summerville | - | Emergency Management reported several roads were flooded in portions of Summerville due to heavy rainfall. In total, 3 to 4 inches of rainfall occurred in a short period. |
| July 2015 | Hail | Summerville | - | The public reported quarter sized hail in Summerville. |
| September 2010 | Hail | Summerville | - | A CoCoRaHS observer near Lyerly, south of Summerville, observed nickel-sized hail. Radar data suggest that similar-size hail likely fell from here northeastward toward Summerville and Tidings. |
| May 2008 | Hail | Summerville | - | The Chattooga County 911 Center observed penny to quarter-sized hail. |
| July 2008 | Hail | Summerville | - | The public reported that penny-sized hail fell for up to 20 minutes northwest of Summerville. Two trees were also blown down in the area. |
| August 2007 | Hail | Summerville | - | The public observed nickel-sized hail between Summerville and Menlo. |
| April 2006 | Hail | Summerville | - | The public reported penny-sized hail. |
| March 2004 | Heavy Rain | Summerville | - | The Chattooga county 911 center reported that heavy rain had caused minor flooding on several roads in the Summerville area. However, no road closures were reported. |
| May 2003 | Flash Flood | Summerville | - | The Chattooga county 911 center reported that several roads were flooded in Summerville, including Bitting Avenue, Georgia Highway 48 at Pennsylvania Street, and Ramey Street. In addition, a home was flooded out on Scoggin Street. In Lyerly, the bridge on Lyerly Dam Road was flooded out. |