Melba, ID Weather & Growing Conditions
Tonight
54°F
Mostly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between midnight and 2am. Mostly cloudy, with a low around 54. Northwest wind around 7 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 7 mph NW | 19% |
| Saturday | 76°F | Mostly Sunny | 6 to 13 mph NW | 4% |
| Saturday Night | 54°F | Mostly Clear | 2 to 6 mph SW | 0% |
| Sunday | 79°F | Sunny | 6 mph ESE | 0% |
| Sunday Night | 55°F | Mostly Clear | 2 to 6 mph SSE | 0% |
| Monday | 80°F | Sunny | 3 to 12 mph SE | 0% |
| Monday Night | 57°F | Partly Cloudy | 1 to 5 mph WNW | 0% |
| Tuesday | 82°F | Sunny | 1 to 6 mph ENE | 1% |
| Tuesday Night | 57°F | Mostly Clear | 2 to 7 mph SW | 0% |
| Wednesday | 82°F | Sunny | 2 to 8 mph SSE | 0% |
| Wednesday Night | 57°F | Mostly Clear | 7 mph SE | 1% |
| Thursday | 85°F | Sunny | 12 to 18 mph SE | 0% |
| Thursday Night | 59°F | Partly Cloudy | 12 mph SE | 0% |
| Friday | 83°F | Mostly Sunny | 13 mph SSE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Melba, ID
Last spring frost
May 21
First fall frost
Sep 28
Growing season
126 days
Hardiness zone
7a
Explore more for Melba, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Reynolds, Id (11.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.