Hail History

Hail history for Coconino County, Arizona

Every NOAA hail report filed in Coconino County since 1962, with preliminary National Weather Service reports to November 3, 2026.

Readout · Coconino County

Last hail
Oct 22, 2026
1.00 in, quarter size · preliminary
Hail days, last 5 years
13
since Nov 3, 2021 · 29 reports
Largest ever
3.00 in
teacup · Jul 19, 1998

197 reports on 142 days since 1962 · #2 of 15 Arizona counties

Hail map · Coconino County

Flagstaff Parks Sedona 50 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
190 most recent reports with a location. Dot size and colour follow hail size. Open street map

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What the record says about Coconino County

The latest hail report in Coconino County is from October 22, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 13 separate hail days; the biggest stones in that time were 1.75 in on October 21, 2026.

Over the 20 years 2006–2025, Coconino County logged 81 reports on 65 hail days, about 4.0 reports a year. That is about twice the median Arizona county (1.6 a year) and ranks #2 of 15 Arizona counties for all-time reports. Coconino County holds 14% of all 1,415 hail reports in Arizona.

4% of reports with a size were 2 inches (hen egg) or larger, against 2% for the median Arizona county. The largest hail on record here is 3.00 in (teacup) on July 19, 1998 near 70 SE Flagstaff.

Reports were down 35% in 2016–2025 (32) compared with 2006–2015 (49). The busiest year was 2026, with 20 reports on 7 days. Hail here peaks in August (32% of reports); 6% fall between April and June.

Reports a year 2006–2025 average

  • Coconino County 4.0
  • Median Arizona county 1.6

Hail days 2006–2025

  • Coconino County 65
  • Median Arizona county 30

Share 2 in or larger of sized reports

  • Coconino County 4%
  • Median Arizona county 2%

Hail over time

05101520 1962: 1 reports, largest 1.25 in 1965: 2 reports, largest 1.75 in 1966: 1 reports, largest 2.00 in 1970: 1 reports, largest 0.75 in 1970 1972: 2 reports, largest 1.50 in 1973: 1 reports, largest 1.00 in 1974: 1 reports, largest 0.75 in 1980 1981: 2 reports, largest 1.75 in 1982: 1 reports, largest 1.00 in 1985: 2 reports, largest 1.00 in 1986: 2 reports, largest 1.50 in 1987: 1 reports, largest 0.75 in 1990 1992: 3 reports, largest 1.75 in 1994: 2 reports, largest 0.75 in 1995: 5 reports, largest 1.00 in 1996: 4 reports, largest 1.75 in 1997: 8 reports, largest 1.00 in 1998: 10 reports, largest 3.00 in 1999: 3 reports, largest 1.00 in 2000: 2 reports, largest 0.75 in 2000 2001: 9 reports, largest 1.00 in 2002: 3 reports, largest 2.00 in 2003: 10 reports, largest 1.75 in 2004: 10 reports, largest 1.00 in 2005: 10 reports, largest 1.30 in 2006: 8 reports, largest 1.25 in 2007: 5 reports, largest 1.00 in 2008: 8 reports, largest 1.00 in 2010: 8 reports, largest 2.75 in 2010 2011: 9 reports, largest 1.50 in 2012: 2 reports, largest 1.75 in 2013: 4 reports, largest 1.50 in 2014: 1 reports, largest 1.00 in 2015: 4 reports, largest 2.50 in 2016: 3 reports, largest 1.00 in 2017: 1 reports, largest 1.00 in 2018: 9 reports, largest 2.50 in 2019: 2 reports, largest 1.00 in 2020: 1 reports, largest 1.00 in 2020 2021: 7 reports, largest 2.50 in 2022: 1 reports, largest 1.25 in 2023: 1 reports, largest 1.50 in 2024: 3 reports, largest 1.00 in 2025: 4 reports, largest 1.00 in 2026: 20 reports, largest 1.75 in
Reports per year, 1962–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
020406080 Jan Feb March: 1 reports (1%) Mar April: 2 reports (1%) Apr May: 4 reports (2%) May June: 6 reports (3%) Jun July: 40 reports (20%) Jul August: 64 reports (32%) Aug September: 45 reports (23%) Sep October: 35 reports (18%) Oct Nov Dec
All 197 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 12215 20
2025 4 4
2024 111 3
2023 1 1
2022 1 1
2021 241 7
2020 1 1
2019 11 2
2018 342 9
2017 1 1

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Oct 22, 2026 1 1.00 in View
Oct 21, 2026 13 1.75 in View
Oct 20, 2026 1 0.50 in View
Sep 23, 2026 2 0.50 in View
Aug 11, 2026 1 0.70 in View
Aug 6, 2026 1 1.00 in View
Jul 29, 2026 1 1.00 in —
Sep 25, 2025 4 1.00 in —
Oct 18, 2024 1 0.25 in —
Sep 21, 2024 1 1.00 in —
Jul 12, 2024 1 1.00 in —
May 17, 2023 1 1.50 in —
Oct 3, 2022 1 1.25 in —

Largest hail on record

Largest hail reports in Coconino County
Date Size Location Damage Time · source
Jul 19, 1998 3.00 inteacup 70 SE Flagstaff $47K 17:05 local · NCEI
Oct 6, 2010 2.75 inbaseball 12.64 S Indian Vlg — 06:00 local · NCEI
Aug 16, 2021 2.50 intennis ball 5.34 SSW Walnut Canyon — 14:40 local · NCEI
Sep 1, 2018 2.50 intennis ball 8.31 N East Red Lake — 16:19 local · NCEI
Jun 5, 2015 2.50 intennis ball 3.5 N Leupp Corner — 21:00 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Coconino County
Date Size Location Time · source
Oct 22, 2026 1.00 inquarter 1 NE Bellemont (NWS Fla 17:17 UTC · NWS prelim.
Oct 21, 2026 1.75 ingolf ball 2 WSW Downtown Flagstaf 17:43 UTC · NWS prelim.
Oct 21, 2026 1.50 inping pong ball 2 N Flagstaff Airport 17:34 UTC · NWS prelim.
Oct 21, 2026 1.00 inquarter 1 N Downtown Flagstaff 17:08 UTC · NWS prelim.
Oct 21, 2026 1.75 ingolf ball 2 WSW Downtown Flagstaf 16:43 UTC · NWS prelim.
Oct 21, 2026 1.50 inping pong ball 1 N Flagstaff Airport 16:38 UTC · NWS prelim.
Oct 21, 2026 1.50 inping pong ball 2 N Flagstaff Airport 16:34 UTC · NWS prelim.
Oct 21, 2026 1.25 inhalf dollar 2 NW Downtown Flagstaff 16:31 UTC · NWS prelim.
Oct 21, 2026 1.25 inhalf dollar 1 NE Downtown Flagstaff 16:28 UTC · NWS prelim.
Oct 21, 2026 1.00 inquarter 1 N Downtown Flagstaff 16:28 UTC · NWS prelim.
Oct 21, 2026 1.00 inquarter 3 NNW Downtown Flagstaf 16:24 UTC · NWS prelim.
Oct 21, 2026 1.25 inhalf dollar 1 N Flagstaff Airport 16:20 UTC · NWS prelim.

Cities and towns in Coconino County

PlaceReportsLargest
Flagstaff612.00 in
Parks141.75 in
Sedona102.00 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.

PlaceReportsHail daysLatest
Munds Park87Aug 6, 2021
Williams88Jul 12, 2024
Doney Park75Oct 21, 2026
Fort Valley66May 17, 2023
Bellemont55Oct 22, 2026
Cameron44Jul 16, 2012
Kachina Village44Aug 6, 2026
Mormon Lake44Aug 20, 2016
Mountainaire44Jul 26, 1996
Red Lake43Oct 3, 2022
Forest Lakes33Jul 10, 2021
Tusayan33Aug 30, 2008
Valle33Aug 23, 2003
Grand Canyon Village22Oct 20, 2026
Page22Aug 23, 1997
Timberline-Fernwood22Jul 28, 2018
Kaibito11Sep 16, 2001
Moenkopi11Sep 2, 1965
Mountain View Ranches11Sep 10, 2002
Tuba City11Oct 18, 2005

Questions about hail in Coconino County

How often does it hail in Coconino County, Arizona?

197 hail reports have been logged in Coconino County since 1962. Over the 20 years 2006–2025 that averages 4.0 reports a year. That ranks #2 of 15 Arizona counties by number of reports.

When is hail season in Coconino County?

Most reports come in August, September, July. August alone accounts for 32% of all reports.

What is the largest hail recorded in Coconino County?

3.00 in (teacup size) on July 19, 1998 near 70 SE Flagstaff. 4% of reports here were 2 inches or larger.

When did it last hail in Coconino County?

The most recent report in this data is from October 22, 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 Coconino County had in the last five years?

13 separate days with hail reports since November 3, 2021, adding up to 29 reports. The most recent was October 22, 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.