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StormProofhail seasons → Boise

Which month does Boise get hail?

Hail is most common in Boise in June — 8 of 26 NWS-recorded ≥1-inch hail reports since 1996 (31%) fell in June. Most severe hail near Boise falls between April–June: about 77% of all ≥1-inch reports since 1996 land in those months.

Hail by month near Boise

Every NWS-recorded ≥1″ hail report within 25 miles of Boise since 1996, grouped by the calendar month it fell in.

Month≥1″ reportsShare
January 0 0%
February 0 0%
March 1 4%
April 5 19%
May 7 27%
June (peak) 8 31%
July 1 4%
August 2 8%
September 2 8%
October 0 0%
November 0 0%
December 0 0%

Boise hail, season by season

Every NWS-recorded hail report of 1″ or larger within 25 miles of Boise, grouped by season — 26 reports since 1996, the largest 2.00" (2018-05-25). Source: NCEI Storm Events (vintage c20260527); the current season also carries preliminary SPC reports, labeled.

Season≥1″ reportsStorm daysMax hail
2026 (in progress) 2 (preliminary) 0 1.00"
2024 2 1 1.00"
2022 6 2 1.25"
2018 1 1 2.00"
2016 1 1 1.00"
2015 1 1 1.50"
2013 2 1 1.50"
2012 1 1 1.25"
2009 1 1 1.50"
2008 1 1 1.00"
2007 1 1 1.00"
2006 3 1 1.25"
2004 1 1 1.00"
2000 2 1 1.00"
1998 1 1 1.75"
1997 1 1 1.00"
1996 1 1 1.00"

NWS records are point and path observations. The absence of a nearby report does NOT prove that no hail fell at this address — it means no observation was logged nearby. A report of nearby hail documents the event; it does not by itself prove damage to a specific structure.

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