Nampa, ID Weather & Growing Conditions
Tonight
51°F
Mostly Clear
Mostly clear, with a low around 51. Southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Clear | 3 mph SW | 1% |
| Sunday | 80°F | Sunny | 6 mph ESE | 1% |
| Sunday Night | 51°F | Mostly Clear | 3 mph ESE | 0% |
| Monday | 83°F | Sunny | 3 to 9 mph SE | 0% |
| Monday Night | 53°F | Partly Cloudy | 1 to 5 mph NW | 0% |
| Tuesday | 84°F | Mostly Sunny | 1 to 5 mph SE | 0% |
| Tuesday Night | 55°F | Mostly Clear | 5 mph SE | 1% |
| Wednesday | 84°F | Sunny | 3 to 7 mph W | 0% |
| Wednesday Night | 54°F | Mostly Clear | 2 to 7 mph WNW | 1% |
| Thursday | 85°F | Sunny | 7 mph S | 0% |
| Thursday Night | 54°F | Partly Cloudy | 5 to 8 mph WSW | 1% |
| Friday | 81°F | Mostly Sunny | 10 mph S | 2% |
| Friday Night | 51°F | Partly Cloudy | 8 to 12 mph WNW | 5% |
| Saturday | 75°F | Mostly Sunny | 9 mph WNW | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Nampa, ID
Last spring frost
Apr 29
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
7a
Explore more for Nampa, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Nampa Sugar Factory, Id (7.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.