Hail history for Jefferson County, Tennessee
Every NOAA hail report filed in Jefferson County since 1986, with preliminary National Weather Service reports to November 3, 2026.
Readout · Jefferson County
- Last hail
- Oct 21, 2025
- 0.75 in, penny size
- Hail days, last 5 years
- 6
- since Nov 3, 2021 · 6 reports
- Largest ever
- 2.00 in
- hen egg · Apr 27, 2011
51 reports on 39 days since 1986 · #61 of 96 Tennessee counties
Hail map · Jefferson County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Jefferson County
The latest hail report in Jefferson County is from October 21, 2025, 0.75 in (penny size). Since November 3, 2021 there have been 6 separate hail days; the biggest stones in that time were 1.25 in on May 17, 2025.
Over the 20 years 2006–2025, Jefferson County logged 26 reports on 19 hail days, about 1.3 reports a year. That is 21% less than the median Tennessee county (1.6 a year) and ranks #61 of 96 Tennessee counties for all-time reports. Jefferson County holds 1% of all 7,198 hail reports in Tennessee.
2% of reports with a size were 2 inches (hen egg) or larger, against 4% for the median Tennessee county. The largest hail on record here is 2.00 in (hen egg) on April 27, 2011 near 3 SW Dandridge.
Reports were down 47% in 2016–2025 (9) compared with 2006–2015 (17). The busiest year was 1999, with 8 reports on 7 days. Hail here peaks in May (31% of reports); 67% fall between April and June.
Reports a year 2006–2025 average
- Jefferson County 1.3
- Median Tennessee county 1.6
Hail days 2006–2025
- Jefferson County 19
- Median Tennessee county 23
Share 2 in or larger of sized reports
- Jefferson County 2%
- Median Tennessee county 4%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 1 | 1 | 1 | 3 | |||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 1 | 1 | 2 | ||||||||||
| 2021 | 2 | 2 | |||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 1 | 1 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Oct 21, 2025 | 1 | 0.75 in | — |
| May 17, 2025 | 1 | 1.25 in | — |
| Feb 6, 2025 | 1 | 1.00 in | — |
| May 26, 2024 | 1 | 1.00 in | — |
| Jun 2, 2022 | 1 | 1.25 in | — |
| May 6, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| Apr 27, 2011 | 2.00 inhen egg | 3 SW Dandridge | 19:48 local · NCEI |
| Apr 27, 2011 | 1.75 ingolf ball | White Pine | 19:30 local · NCEI |
| Apr 27, 2011 | 1.75 ingolf ball | White Pine | 19:28 local · NCEI |
| Apr 22, 2005 | 1.75 ingolf ball | Jefferson City | 20:24 local · NCEI |
| May 13, 1999 | 1.75 ingolf ball | White Pine | 16:20 local · NCEI |
Size of every report
- Under 1 in 21 41%
- 1–2 in 29 57%
- 2 in + 1 2%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Oct 21, 2025 | 0.75 inpenny | Dandridge | 13:42 local · NCEI |
| May 17, 2025 | 1.25 inhalf dollar | 0.89 NE Deep Spgs | 02:20 local · NCEI |
| Feb 6, 2025 | 1.00 inquarter | 2.24 E Chestnut Hill | 21:50 local · NCEI |
| May 26, 2024 | 1.00 inquarter | 0.56 E Jefferson Estates | 16:10 local · NCEI |
| Jun 2, 2022 | 1.25 inhalf dollar | Jefferson Estates | 14:15 local · NCEI |
| May 6, 2022 | 1.00 inquarter | 0.89 NE Chestnut Hill | 16:05 local · NCEI |
| Mar 27, 2021 | 1.50 inping pong ball | 1.78 SW White Pine | 09:20 local · NCEI |
| Mar 27, 2021 | 1.00 inquarter | 1.38 S Oakland | 09:05 local · NCEI |
| Apr 22, 2017 | 1.00 inquarter | 2.98 SSE Sugar Forks | 17:15 local · NCEI |
| Jul 14, 2015 | 1.00 inquarter | Chestnut Grove | 14:10 local · NCEI |
| Jun 9, 2013 | 1.00 inquarter | 4 SSW Jefferson City | 14:59 local · NCEI |
| May 26, 2011 | 0.88 innickel | 1.78 SW White Pine | 14:45 local · NCEI |
Cities and towns in Jefferson County
| Place | Reports | Largest |
|---|---|---|
| Jefferson City | 19 | 1.75 in |
| Dandridge | 10 | 2.00 in |
Smaller places with fewer than 10 reports
These places have too few reports for a page of their own, so their record lives here.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| New Market | 7 | 7 | May 28, 2010 |
| White Pine | 7 | 6 | Mar 27, 2021 |
| Strawberry Plains | 5 | 5 | Feb 25, 2017 |
| Fairgarden | 1 | 1 | Jul 19, 1998 |
Questions about hail in Jefferson County
How often does it hail in Jefferson County, Tennessee?
51 hail reports have been logged in Jefferson County since 1986. Over the 20 years 2006–2025 that averages 1.3 reports a year. That ranks #61 of 96 Tennessee counties by number of reports.
When is hail season in Jefferson County?
Most reports come in May, April, July. May alone accounts for 31% of all reports.
What is the largest hail recorded in Jefferson County?
2.00 in (hen egg size) on April 27, 2011 near 3 SW Dandridge. 2% of reports here were 2 inches or larger.
When did it last hail in Jefferson County?
The most recent report in this data is from October 21, 2025 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Jefferson County had in the last five years?
6 separate days with hail reports since November 3, 2021, adding up to 6 reports. The most recent was October 21, 2025.
Where does this hail data come from?
Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.