Elk River, ID Weather & Growing Conditions
Tonight
31°F
Mostly Cloudy
Mostly cloudy, with a low around 31. North wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 31°F | Mostly Cloudy | 1 mph N | 2% |
| Wednesday | 51°F | Sunny | 2 mph SW | 0% |
| Wednesday Night | 32°F | Partly Cloudy then Light Rain Likely | 1 mph NE | 68% |
| Thursday | 45°F | Light Rain Likely | 2 mph SSE | 68% |
| Thursday Night | 31°F | Partly Cloudy | 3 mph E | 4% |
| Friday | 48°F | Partly Sunny | 3 mph ESE | 11% |
| Friday Night | 36°F | Mostly Cloudy | 2 mph ESE | 11% |
| Saturday | 57°F | Partly Sunny | 3 mph ESE | 4% |
| Saturday Night | 38°F | Mostly Cloudy then Chance Light Rain | 3 mph E | 34% |
| Sunday | 54°F | Chance Light Rain | 5 mph SSE | 34% |
| Sunday Night | 37°F | Mostly Cloudy | 3 mph E | 12% |
| Monday | 53°F | Mostly Cloudy then Slight Chance Light Rain | 3 mph ENE | 20% |
| Monday Night | 38°F | Slight Chance Light Rain | 2 mph ENE | 20% |
| Tuesday | 55°F | Chance Light Rain | 2 mph ESE | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Elk River, ID
Last spring frost
May 16
First fall frost
Sep 23
Growing season
128 days
Hardiness zone
6b
Explore more for Elk River, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Elk Rvr, Id (0.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.