Frost dates · Washington
When is the first frost in Spokane?
In a typical year, Spokane’s first frost comes around October 12 and its last around April 26.
One year in ten the first frost comes as early as September 29, and nine years in ten it has arrived by October 28. One year in ten the last frost is over as early as April 9, and nine years in ten it is over by May 10. Spokane averages about 132 nights a year at 32°F or colder, with about 168 frost-free days in between in a typical year. It’s frost season here, and the last frost usually comes around April 26. That makes it the 24th earliest first frost of the 117 cities we track where it freezes most years.
Last updated
No freeze in the forecast for the next 48 hours.
Spokane gets its first frost in mid-October, just after the city finished pretending it was still summer.
Live 48-hour check from OpenWeatherMap, refreshed about every half hour. Alerts from the National Weather Service.
Frost dates, early, typical and late years
| Early year (1 in 10) | Typical | Late year (1 in 10) | |
|---|---|---|---|
| First frost | September 29 | October 12 | October 28 |
| Last frost | April 9 | April 26 | May 10 |
A frost date here is a night when the official thermometer reads 32°F or colder. Frost on the ground can show up on clear, calm nights a few degrees milder.
Cities with about the same first frost
- Binghamton, New York: first frost around October 11
- Dubuque, Iowa: first frost around October 11
- Lansing, Michigan: first frost around October 13
Source: NOAA U.S. Climate Normals, 1991 to 2020, station USW00024157.