Melba, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Melba, a city in Owyhee County, Idaho.
This Afternoon
57°F
Sunny
Sunny, with a high near 57. North wind 6 to 9 mph.
7-day forecast for Melba
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 57°F | Sunny | 6 to 9 mph N | 0% |
| Tonight | 37°F | Mostly Cloudy | 6 mph ESE | 2% |
| Thursday | 56°F | Mostly Sunny | 2 to 12 mph N | 2% |
| Thursday Night | 31°F | Mostly Clear | 1 to 6 mph ESE | 0% |
| Friday | 59°F | Mostly Sunny | 2 to 6 mph ESE | 0% |
| Friday Night | 34°F | Partly Cloudy | 2 to 6 mph ESE | 0% |
| Saturday | 61°F | Sunny | 6 to 16 mph SE | 0% |
| Saturday Night | 40°F | Partly Cloudy | 12 to 18 mph SSE | 0% |
| Sunday | 64°F | Mostly Sunny | 5 to 15 mph S | 0% |
| Sunday Night | 39°F | Mostly Cloudy | 1 to 5 mph WSW | 0% |
| Monday | 62°F | Partly Sunny | 2 to 6 mph SE | 0% |
| Monday Night | 39°F | Partly Cloudy | 1 to 5 mph WSW | 1% |
| Tuesday | 64°F | Mostly Sunny | 1 to 5 mph SE | 6% |
| Tuesday Night | 42°F | Partly Cloudy | 2 to 9 mph SSW | 9% |
Forecast source: National Weather Service (api.weather.gov) for Melba (43.374, -116.532). Updated through the day.
Growing snapshot for Melba
Last spring frost
May 21
First fall frost
Sep 28
Growing season
126 days
Hardiness zone
7a
More local growing data for Melba: nearby ZIP 83641 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Reynolds, Id (11.5 mi from Melba). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.