| June 2006 | Hail | Sumter | 9 hurt | Walters Care Facility reported penny size hail and strong winds with small limbs down. |
| September 2004 | Tornado (F2) | Sumter | 3 hurt, $1,700,000 | Emergency manager reported 55 homes damaged, 9 destroyed, and 3 injuries. |
| July 1997 | Lightning | Sumter | $225,000 | Lightning destroyed half of a Longleaf Drive home. |
| January 1995 | Thunderstorm Wind | Sumter | $100,000 | Many roofs and mobile homes in Sumter damaged by winds. Trees and power lines down. |
| June 2010 | Thunderstorm Wind | Sumter | $88,000 | Emergency Manager reported trees and powerlines down. Three roofs on buildings heavily damaged at the public works facility and a couple of trees were on homes on Jerry Street and Hwy 15. |
| September 2011 | Lightning | Sumter | $87,000 | Sumter County Newspaper reported a barn struck by lightning burnt down and 9 horses were killed. |
| September 1996 | Tornado (F2) | Sumter | $75,000 | no account filed |
| April 2011 | Hail | Sumter | $60,000 | Public reported 3 inch hail near Sumter. |
| May 1997 | Thunderstorm Wind | Sumter | $50,000 | no account filed |
| April 2011 | Hail | Sumter | $40,000 | Spotter reported hail ranging from quarter size to golfball size covering the ground in Sumter. |
| April 2011 | Hail | Sumter | $40,000 | COCORAHS Observer reported golfball size hail near the USC Sumter campus. |
| May 2012 | Lightning | Sumter | $30,000 | The Sumter County Newspaper reported that the Sumter Opera House was struck by lightning which caused structural damage to the metal roof and building. Bricks from the four story structure were blown out of the building and into the parking lot and street. |
| June 2010 | Thunderstorm Wind | Sumter | $24,000 | Sheriff reported numerous trees down over the western part of the county. |
| September 2011 | Flash Flood | Sumter | $22,000 | Flood waters entered a residence near Sand Hill Dr. and McCorays Mill Rd....and at at the Friendship Apt. on E. Calhoun St. in Sumter. Also...numerous reports of street flooding were received. |
| July 2009 | Lightning | Sumter | $16,000 | Two homes on Kaempfer Circle were struck by lightning causing moderate damage to one and minimal damage to the other. |
| April 2011 | Thunderstorm Wind | Sumter | $14,000 | Sheriff reported trees down on Hwy 261, Livestock Road, and Nazarene Road. |
| July 2013 | Thunderstorm Wind | Sumter | $12,000 | Sumter County Dispatch reported trees and powerlines down in Sumter. |
| May 2009 | Thunderstorm Wind | Sumter | $12,000 | Public reported several trees down and powerlines down. A few telephone poles were broken and there was minor damage to roofs of county buildings. |
| March 2023 | Flash Flood | Sumter | $10,000 | Sumter Co EM provided reports and photos of flooded and impassable road, and at least one flooded vehicle, at E. Pike St at Bagnall Dr. Times estimated. |
| March 2023 | Flash Flood | Sumter | $10,000 | Sumter Co EM reported water entered the lobby of a nursing home at 431 N. Main St in Sumter. Times estimated. |
| June 2010 | Thunderstorm Wind | Sumter | $8,000 | Sheriff reported trees and powerlines down on the southeast side of town. |
| June 2015 | Thunderstorm Wind | Sumter | $6,000 | Highway Patrol reported trees down on Oswego Highway and Pike Road at Hwy 76. |
| April 2013 | Thunderstorm Wind | Sumter | $6,000 | SKYWARN spotter reported trees down on both sices of HWY 521 just south of Sumter near Frierson road. |
| June 2009 | Thunderstorm Wind | Sumter | $6,000 | Sumter newspaper reported several trees down around town from severe storms. |
| September 2016 | Flash Flood | Sumter | $5,000 | Reported water covering the roadway near Clematis Trail and Shadow Trail. Water is 3 to 4 feet deep. |
| September 2007 | Thunderstorm Wind | Sumter | $5,000 | Fire dept. reported numerous sheds damaged and blown across state hwy 763. One railroad crossing arm blown over at the intersection of Cane Savannah and Wedgefield roads. |
| November 2006 | Thunderstorm Wind | Sumter | $5,000 | Sheriff and public reported several trees and powerlines down in west Sumter. |
| June 1995 | Thunderstorm Wind | Sumter | $5,000 | Thunderstorm winds blew down power lines. |
| March 2013 | Thunderstorm Wind | Sumter | $4,000 | DOT reported several trees down along Hwy 521. |
| September 2011 | Thunderstorm Wind | Sumter | $4,000 | Highway Patrol reported trees down on Mood Ave. |
| June 2010 | Thunderstorm Wind | Sumter | $4,000 | Sheriff reported trees down on Shemp road. |
| July 2009 | Thunderstorm Wind | Sumter | $4,000 | EM reported trees down on hwy 521. |
| April 2015 | Thunderstorm Wind | Sumter | $3,000 | Dispatch reported trees down at the intersection of Dogwood Drive and Bangal Drive. |
| September 2020 | Flash Flood | Sumter | $2,000 | Public reported, via social media, a roadway washout with sinkhole on US Hwy 15 N near US Hwy 76/378, and provided a photo. Times estimated. |
| September 2015 | Flood | Sumter | $2,000 | Roadway flooding reported by public temporarily closing some. |
| September 2015 | Flash Flood | Sumter | $2,000 | Public reported several roads flooded and closed. |
| April 2015 | Thunderstorm Wind | Sumter | $2,000 | Sumter County Dispatch reported powerlines down along Calhoun Street near Stewart Street. |
| July 2010 | Thunderstorm Wind | Sumter | $2,000 | Sheriff reported a couple of trees down on the west side of town. |
| September 2016 | Flash Flood | Sumter | $1,000 | Media reported flooding along Sassafras Drive in Sumter. Water was 1 to 2 feet deep and covering the roadway. Roadway looked impassable from video. |
| September 2020 | Flash Flood | Sumter | $500 | Flooding reported on Sassafras Dr, and yards were underwater. |
| September 2016 | Flash Flood | Sumter | $500 | The pond at Palmetto Park overflowed its banks and spilled into the Palmetto Pointe apartment complex parking lot. |
| April 2023 | Thunderstorm Wind | Sumter | $100 | Broadcast media relayed a social media report and photo from local law enforcement of a large tree that fell and took down some power lines on N. Main St between Victory Dr and Dubose St. Time estimated. |
| June 2023 | Hail | Sumter | $100 | Public reported and provided a photo, via social media, of one half inch hail in the Millwood area of Sumter. |
| June 2023 | Hail | Sumter | $100 | Trained spotter reported pea size hail at Loring Mill Rd and Keels Rd. |
| May 2020 | Flash Flood | Sumter | $100 | Flooding reported at the intersection of Bultman Dr and Wise Dr. |
| August 2018 | Flash Flood | Sumter | $100 | Roadway was flooded with stranded vehicles at Guignard Dr and Birnie Cir. Time estimated. |
| August 2018 | Flash Flood | Sumter | $100 | Flooding with stranded vehicles at Calhoun St and Lafayette Dr in Sumter. Time estimated. |
| May 2017 | Heavy Rain | Sumter | $100 | Heavy rain produced 1.2 inches of rain in the period from 8:56 pm EDT (1956 EST) to 9:30 pm EDT (2030 EST) at Clematis Trail and Shadow Trail. This led to street flooding in that location. |
| July 2016 | Thunderstorm Wind | Sumter | $10 | Estimated wind gusts around 45 knots. 0.89 inches of rain fell in a 10 minute period. |
| July 2025 | Thunderstorm Wind | Sumter | - | SCDPS website reported a tree in roadway at the intersection of Church Street and West Hampton Lane. Time estimated by radar. |
| January 2024 | Thunderstorm Wind | Sumter | - | Numerous trees were downed in Sumter and vicinity. |
| August 2024 | Flash Flood | Sumter | - | Swan Lake Drive closed due to flash flooding in the nearby park. |
| March 2023 | Heavy Rain | Sumter | - | A CoCoRaHS observer reported a 24 hour rainfall amount of 6.21 inches about 1 mile SSW of Sumter. Most of this rain fell late in the night of March 26th through the early morning hours of March 27th. |
| June 2023 | Thunderstorm Wind | Sumter | - | Power lines were downed along Lewis Rd near Club Ln in Sumter. |
| June 2023 | Thunderstorm Wind | Sumter | - | A tree fell on US Hwy 521 and Alice Dr. Time estimated. |
| June 2023 | Heavy Rain | Sumter | - | A trained spotter measured 2.40 inches of rain that fell in 50 minutes, from 2200 to 2250 EDT (2100 to 2150 EST) at Loring Mill Rd and Keels Rd. |
| March 2021 | Thunderstorm Wind | Sumter | - | A river birch tree was downed along Shadow Trl. Time estimated. |
| March 2021 | Thunderstorm Wind | Sumter | - | Media shared a photo of a roof partially removed from a restaurant on Liberty St in Sumter. Time estimated. |
| February 2020 | Thunderstorm Wind | Sumter | - | A power line was downed on Council St and W Bartlette St. Time estimated. |
| September 2020 | Heavy Rain | Sumter | - | A CoCoRaHS observer reported a 24 hour rainfall amount of 8.65 inches, most of that rain fell during the morning and early afternoon of Thursday, September 17th. |