Farmington, ID Weather & Growing Conditions
Tonight
48°F
Mostly Clear
Mostly clear, with a low around 48. Southeast wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Clear | 1 mph SE | 1% |
| Saturday | 75°F | Sunny | 0 to 3 mph W | 1% |
| Saturday Night | 49°F | Mostly Clear | 1 mph SE | 0% |
| Sunday | 79°F | Sunny | 2 mph S | 0% |
| Sunday Night | 50°F | Clear | 2 mph E | 0% |
| Monday | 79°F | Sunny | 1 to 5 mph S | 0% |
| Monday Night | 51°F | Mostly Clear | 3 mph S | 0% |
| Tuesday | 76°F | Mostly Sunny | 1 to 5 mph S | 0% |
| Tuesday Night | 49°F | Partly Cloudy | 3 mph S | 1% |
| Wednesday | 72°F | Mostly Sunny | 5 mph SW | 1% |
| Wednesday Night | 47°F | Partly Cloudy | 2 mph SE | 1% |
| Thursday | 78°F | Mostly Sunny | 3 mph SE | 1% |
| Thursday Night | 50°F | Partly Cloudy | 2 mph SE | 5% |
| Friday | 72°F | Mostly Sunny | 2 to 6 mph SW | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Farmington, ID
Last spring frost
May 15
First fall frost
Sep 21
Growing season
126 days
Hardiness zone
6b
Explore more for Farmington, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Potlatch 3 Nne, Id (14.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.