Fernwood, ID Weather & Growing Conditions
Overnight
39°F
Haze
Haze and patchy smoke. Mostly clear. Low around 39, with temperatures rising to around 41 overnight. Northeast wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 39°F | Haze | 1 mph NE | 0% |
| Tuesday | 81°F | Haze | 0 to 3 mph NW | 0% |
| Tuesday Night | 42°F | Patchy Smoke then Mostly Clear | 2 mph NE | 0% |
| Wednesday | 87°F | Sunny | 1 mph SW | 0% |
| Wednesday Night | 45°F | Patchy Smoke then Clear | 2 mph NE | 0% |
| Thursday | 93°F | Sunny | 3 mph S | 0% |
| Thursday Night | 48°F | Clear | 0 to 3 mph S | 0% |
| Friday | 91°F | Sunny | 1 to 7 mph S | 0% |
| Friday Night | 47°F | Clear | 1 to 7 mph S | 0% |
| Saturday | 87°F | Sunny | 1 to 6 mph SW | 0% |
| Saturday Night | 46°F | Mostly Clear | 1 to 5 mph S | 0% |
| Sunday | 83°F | Sunny | 3 mph SW | 0% |
| Sunday Night | 44°F | Mostly Clear | 0 to 3 mph NW | 0% |
| Monday | 83°F | Sunny | 0 to 3 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fernwood, ID
Last spring frost
May 3
First fall frost
Oct 4
Growing season
152 days
Hardiness zone
6b
Explore more for Fernwood, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Saint Maries, Id (19.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.