Hail history for Fairfax, South Dakota
NOAA hail reports in and within about 5 km (3 miles) of Fairfax since 1965, with preliminary reports to November 3, 2026.
Readout · Fairfax
- Last hail
- Sep 1, 2026
- 1.00 in, quarter size · preliminary
- Hail days, last 5 years
- 1
- since Nov 3, 2021 · 2 reports
- Largest ever
- 3.00 in
- teacup · Jul 12, 1965
10 reports on 7 days since 1965 · #292 of 305 South Dakota places
Hail map · Fairfax
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Roof damage after hail? Get a free inspection
Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Fairfax is from September 1, 2026. A local roofer can check and document it at no cost.
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What the record says about Fairfax
The latest hail report in and around Fairfax is from September 1, 2026, 1.00 in (quarter size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 1.00 in on September 1, 2026.
Over the 20 years 2006–2025, Fairfax logged 5 reports on 3 hail days, about 0.3 reports a year. That is 44% less than the median South Dakota town on this site (0.5 a year) and ranks #292 of 305 South Dakota cities and towns on this site for all-time reports. Fairfax accounts for 4% of the 251 reports filed in Gregory County.
10% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median South Dakota town on this site. The largest hail on record here is 3.00 in (teacup) on July 12, 1965.
The busiest year was 2008, with 3 reports on 1 day. Hail here peaks in June (30% of reports); 50% fall between April and June.
Reports a year 2006–2025 average
- Fairfax 0.3
- Gregory County 6.8
- Median South Dakota town on this site 0.5
Hail days 2006–2025
- Fairfax 3
- Gregory County 67
- Median South Dakota town on this site 7
Share 2 in or larger of sized reports
- Fairfax 10%
- Gregory County 8%
- Median South Dakota town on this site 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 2 | 2 | |||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Sep 1, 2026 | 2 | 1.00 in | View |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jul 12, 1965 | 3.00 inteacup | — | Gregory | — | 17:00 local · NCEI |
| Jun 17, 2008 | 1.75 ingolf ball | 2.88 WSW Fairfax | Gregory | $100K | 14:55 local · NCEI |
| Sep 1, 2026 | 1.00 inquarter | Fairfax | Gregory | — | 21:40 UTC · NWS prelim. |
| Mar 20, 2011 | 1.00 inquarter | 0.51 E Fairfax | Gregory | — | 01:09 local · NCEI |
| Jun 17, 2008 | 1.00 inquarter | Fairfax | Gregory | — | 15:00 local · NCEI |
Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.
Size of every report
- Under 1 in 3 30%
- 1–2 in 6 60%
- 2 in + 1 10%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Sep 1, 2026 | 1.00 inquarter | Fairfax | Gregory | — | 21:40 UTC · NWS prelim. |
| Sep 1, 2026 | 0.88 innickel | 1 SSW Fairfax | Gregory | — | 21:39 UTC · NWS prelim. |
| Mar 20, 2011 | 1.00 inquarter | 0.51 E Fairfax | Gregory | — | 01:09 local · NCEI |
| Jun 17, 2008 | 1.00 inquarter | Fairfax | Gregory | — | 15:00 local · NCEI |
| Jun 17, 2008 | 1.75 ingolf ball | 2.88 WSW Fairfax | Gregory | $100K | 14:55 local · NCEI |
| Jun 17, 2008 | 1.00 inquarter | 1.38 N Fairfax | Gregory | — | 14:49 local · NCEI |
| May 5, 2007 | 1.00 inquarter | Fairfax | Gregory | — | 17:09 local · NCEI |
| Aug 7, 2000 | 0.75 inpenny | 4 SE Fairfax | Gregory | — | 15:58 local · NCEI |
| Apr 26, 1991 | 0.88 innickel | — | Gregory | — | 16:30 local · NCEI |
| Jul 12, 1965 | 3.00 inteacup | — | Gregory | — | 17:00 local · NCEI |
Hail history near Fairfax
Questions about hail in Fairfax
How often does it hail in Fairfax, South Dakota?
10 hail reports have been logged in and within about 5 km (3 miles) of Fairfax since 1965. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #292 of 305 South Dakota places by number of reports.
When is hail season in Fairfax?
Most reports come in June, September, March. June alone accounts for 30% of all reports.
What is the largest hail recorded in Fairfax?
3.00 in (teacup size) on July 12, 1965. 10% of reports here were 2 inches or larger.
When did it last hail in Fairfax?
The most recent report in this data is from September 1, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Fairfax had in the last five years?
1 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was September 1, 2026.
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.