StormProof → hail seasons → Portland (OR)
Which month does Portland (OR) get hail?
Hail is most common in Portland (OR) in May — 2 of 6 NWS-recorded ≥1-inch hail reports since 1996 (33%) fell in May. Most severe hail near Portland (OR) falls between May–September: about 83% of all ≥1-inch reports since 1996 land in those months.
Hail by month near Portland (OR)
Every NWS-recorded ≥1″ hail report within 30 miles of Portland (OR) since 1996, grouped by the calendar month it fell in.
| Month | ≥1″ reports | Share |
|---|---|---|
| January | 0 | 0% |
| February | 1 | 17% |
| March | 0 | 0% |
| April | 0 | 0% |
| May (peak) | 2 | 33% |
| June | 0 | 0% |
| July | 1 | 17% |
| August | 1 | 17% |
| September | 1 | 17% |
| October | 0 | 0% |
| November | 0 | 0% |
| December | 0 | 0% |
Portland (OR) hail, season by season
Every NWS-recorded hail report of 1″ or larger within 30 miles of Portland (OR), grouped by season — 6 reports since 1996, the largest 1.75" (1999-08-04). Source: NCEI Storm Events (vintage c20260527); the current season also carries preliminary SPC reports, labeled.
| Season | ≥1″ reports | Storm days | Max hail |
|---|---|---|---|
| 2025 | 1 | 1 | 1.00" |
| 2007 | 1 | 1 | 1.00" |
| 2006 | 1 | 1 | 1.00" |
| 2004 | 1 | 1 | 1.00" |
| 1999 | 1 | 1 | 1.75" |
| 1998 | 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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