Farmington, ID Weather & Growing Conditions
Today
51°F
Sunny
Sunny. High near 51, with temperatures falling to around 45 in the afternoon. Southwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 51°F | Sunny | 2 mph SW | 2% |
| Tonight | 37°F | Rain Showers | 0 to 3 mph SE | 81% |
| Thursday | 48°F | Rain Showers | 3 to 8 mph SW | 81% |
| Thursday Night | 36°F | Partly Cloudy | 5 mph S | 0% |
| Friday | 51°F | Partly Sunny | 7 mph SE | 4% |
| Friday Night | 40°F | Mostly Cloudy | 5 mph SE | 9% |
| Saturday | 61°F | Partly Sunny | 6 mph SE | 3% |
| Saturday Night | 43°F | Mostly Cloudy then Slight Chance Rain Showers | 3 to 7 mph SE | 19% |
| Sunday | 54°F | Slight Chance Rain Showers | 5 to 9 mph SW | 19% |
| Sunday Night | 39°F | Mostly Cloudy | 5 mph S | 5% |
| Monday | 55°F | Partly Sunny then Slight Chance Rain Showers | 3 mph E | 15% |
| Monday Night | 39°F | Slight Chance Rain Showers | 2 mph SE | 18% |
| Tuesday | 55°F | Slight Chance Rain Showers | 5 mph S | 19% |
| Tuesday Night | 41°F | Slight Chance Rain Showers | 2 to 6 mph SE | 20% |
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 Nov 4, 2026.