Snow totals Boise, ID
As of October 8, 2026, Boise has recorded no snowfall for the 2026-27 season. The normal amount of snow that would have fallen by this date is 0.0 inches, while the full-season average for the city is 20.1 inches. The reading is a station observation from Boise Air Terminal in the GHCN-Daily network. NOAA quality-checks the reading.
as of
Data from Boise Air Terminal, with records back to 1940. 100 percent of days since 1940 carry a reading, and the 2025-26 season reached 100 percent.
Most recent snowfall
2026-27 has produced no measurable snow at this station so far.
How much snow did Boise get?
| Snowfall to date | 0.0 inches | 2026-27 |
|---|---|---|
| Normal to date | 0.0 inches | 1991-2020 normal through October 8, 2026 |
| Snow days | 0 | days with measurable snowfall |
| Biggest day | n/a | |
| Last snow day | n/a | |
| Season average | 20.1 inches | 86 seasons on record |
In Boise, the median first measurable snow lands on November 23, GHCN-Daily records show. The earliest date on record is October 10 and the latest is January 1, a span that starts in 1940. The median first inch lands on December 1, with the earliest on October 10 and the latest on April 6.
Boise snow season totals
| Season | Snowfall | Snow days |
|---|---|---|
| 2025-26 | 1.8 inches | 4 |
| 2024-25 | 13.6 inches | 11 |
| 2023-24 | 36.9 inches | 24 |
| 2022-23 | 31.1 inches | 37 |
| 2021-22 | 22.0 inches | 24 |
| 2020-21 | 21.2 inches | 23 |
| 2019-20 | 15.3 inches | 18 |
| 2018-19 | 18.0 inches | 23 |
| 2017-18 | 20.1 inches | 18 |
| 2016-17 | 39.1 inches | 25 |
| 2015-16 | 10.9 inches | 15 |
| 2014-15 | 13.3 inches | 13 |
| 2013-14 | 14.4 inches | 15 |
| 2012-13 | 16.0 inches | 18 |
| 2011-12 | 8.6 inches | 10 |
Station observations from GHCN-Daily, with a 1 to 3 day lag and quality checks.
Snowfall days at each threshold in Boise
| Season | 1+ in. | 3+ in. | 5+ in. | 10+ in. |
|---|---|---|---|---|
| 2025-26 | 1 | 0 | 0 | 0 |
| 2024-25 | 6 | 0 | 0 | 0 |
| 2023-24 | 12 | 3 | 2 | 0 |
| 2022-23 | 14 | 2 | 0 | 0 |
| 2021-22 | 7 | 0 | 0 | 0 |
| 2020-21 | 6 | 2 | 1 | 0 |
| 2019-20 | 6 | 0 | 0 | 0 |
| 2018-19 | 5 | 3 | 0 | 0 |
| 2017-18 | 7 | 2 | 0 | 0 |
| 2016-17 | 13 | 5 | 1 | 0 |
| Average | 7.3 | 1.4 | 0.3 | 0.0 |
A day counts when its snowfall total meets or passes the column amount, from Boise Air Terminal records in GHCN-Daily. The final row averages all 86 complete seasons, running from 1940 onward.
All-time snowfall records
| Biggest day | 9.8 inches | Dec 20, 1996 |
|---|---|---|
| Snowiest season | 48.8 inches | 1948-49 |
| Least snowy season | 1.8 inches | 2025-26 |
| Average season | 20.1 inches | 86 seasons on record |
| Record begins | 1940 | 31,672 daily readings |
Monthly snowfall normals
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inches | 5.3 | 3.3 | 1.2 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 2.0 | 5.6 |
Normals, the 1991-2020 average, come from NCEI.
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