Hail history in Duncan, Oklahoma
Since 2015, hail was reported within 5 miles of Duncan on 28 days. The largest was 2.75" (baseball) on May 27, 2017. The most recent hail report was on April 25, 2026.
10 largest hail days
Open a date to see the map and every report from that storm.
- DateMay 27, 2017
Reports3 reports within 5 miles of DuncanLargest2.75" (baseball) - DateDecember 13, 2022
Reports1 report within 5 miles of DuncanLargest2" (hen egg) - DateMay 8, 2020
Reports4 reports within 5 miles of DuncanLargest2" (hen egg) - DateApril 28, 2020
Reports1 report within 5 miles of DuncanLargest2" (hen egg) - DateMarch 29, 2025
Reports3 reports within 5 miles of DuncanLargest1.75" (golf ball) - DateMay 9, 2024
Reports3 reports within 5 miles of DuncanLargest1.75" (golf ball) - DateMarch 16, 2023
Reports2 reports within 5 miles of DuncanLargest1.75" (golf ball) - DateApril 22, 2020
Reports1 report within 5 miles of DuncanLargest1.75" (golf ball) - DateApril 21, 2020
Reports3 reports within 5 miles of DuncanLargest1.75" (golf ball) - DateApril 11, 2020
Reports5 reports within 5 miles of DuncanLargest1.75" (golf ball)
Hail days by year
Each number is a day when hail was reported within 5 miles of Duncan.
- 20153 days
- 20161 day
- 20174 days
- 20181 day
- 20191 day
- 20206 days
- 20210 days
- 20221 day
- 20233 days
- 20243 days
- 20253 days
- 20262 days
When hail is most common
Hail is most common in April (10 hail days), May (8 hail days) and March (5 hail days).
- January0 days
- February0 days
- March5 days
- April10 days
- May8 days
- June2 days
- July1 day
- August0 days
- September0 days
- October1 day
- November0 days
- December1 day
Where hail was reported
Under 1"1" to 1.74"1.75" (golf ball) and up
Reports show where people observed hail, not what fell on a particular roof. This is general information, not insurance, legal or roofing advice.