Post Falls, ID Weather & Growing Conditions
Today
84°F
Haze then Patchy Smoke
Haze before 10am, then patchy smoke. Sunny, with a high near 84. North wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Haze then Patchy Smoke | 5 mph N | 0% |
| Tonight | 49°F | Patchy Smoke then Haze | 3 mph N | 0% |
| Wednesday | 89°F | Areas Of Smoke | 5 mph NW | 0% |
| Wednesday Night | 55°F | Smoke | 3 mph SE | 0% |
| Thursday | 93°F | Sunny | 2 to 8 mph S | 0% |
| Thursday Night | 58°F | Mostly Clear | 2 to 7 mph S | 0% |
| Friday | 93°F | Sunny | 3 to 9 mph S | 0% |
| Friday Night | 58°F | Clear | 3 to 8 mph S | 0% |
| Saturday | 91°F | Sunny | 3 to 10 mph S | 0% |
| Saturday Night | 58°F | Mostly Clear | 5 to 10 mph SW | 0% |
| Sunday | 87°F | Sunny | 6 to 9 mph SW | 0% |
| Sunday Night | 56°F | Mostly Clear | 3 to 8 mph S | 0% |
| Monday | 88°F | Sunny | 6 mph S | 0% |
| Monday Night | 56°F | Mostly Clear | 2 to 6 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Post Falls, ID
Last spring frost
Apr 22
First fall frost
Oct 18
Growing season
179 days
Hardiness zone
6b
Explore more for Post Falls, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Coeur D'alene, Id (8.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.