Richfield, ID Weather & Growing Conditions
Today
64°F
Mostly Sunny
Mostly sunny, with a high near 64. West southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 64°F | Mostly Sunny | 3 mph WSW | 12% |
| Tonight | 38°F | Partly Cloudy | 5 mph E | 4% |
| Sunday | 71°F | Mostly Sunny | 6 mph E | 0% |
| Sunday Night | 43°F | Mostly Clear | 3 to 8 mph ENE | 0% |
| Monday | 76°F | Sunny | 7 to 12 mph ENE | 0% |
| Monday Night | 45°F | Partly Cloudy | 3 to 8 mph NE | 0% |
| Tuesday | 77°F | Mostly Sunny | 7 mph E | 1% |
| Tuesday Night | 45°F | Partly Cloudy | 6 mph NNW | 3% |
| Wednesday | 79°F | Sunny | 5 to 8 mph E | 1% |
| Wednesday Night | 46°F | Mostly Clear | 3 to 9 mph ESE | 1% |
| Thursday | 80°F | Sunny | 8 to 14 mph E | 2% |
| Thursday Night | 48°F | Partly Cloudy | 6 to 9 mph ENE | 4% |
| Friday | 80°F | Mostly Sunny | 10 mph E | 5% |
| Friday Night | 45°F | Partly Cloudy | 9 mph WNW | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Richfield, ID
Last spring frost
May 24
First fall frost
Sep 26
Growing season
123 days
Hardiness zone
6a
Explore more for Richfield, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Richfield, Id (4.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.