Malta, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Malta, a city in Cassia County, Idaho.
This Afternoon
64°F
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms before 3pm, then isolated showers and thunderstorms between 3pm and 4pm. Partly sunny, with a high near 64. West southwest wind around 5 mph. Chance of precipitation is 50%.
7-day forecast for Malta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Scattered Showers And Thunderstorms | 5 mph WSW | 53% |
| Tonight | 35°F | Mostly Clear | 5 mph SSW | 2% |
| Sunday | 72°F | Sunny | 6 mph SSE | 1% |
| Sunday Night | 40°F | Mostly Clear | 6 mph SSE | 0% |
| Monday | 77°F | Sunny | 6 mph SE | 0% |
| Monday Night | 46°F | Partly Cloudy | 7 mph SE | 0% |
| Tuesday | 79°F | Partly Sunny | 3 to 8 mph SSE | 9% |
| Tuesday Night | 46°F | Mostly Cloudy | 6 to 13 mph S | 13% |
| Wednesday | 80°F | Sunny | 7 to 12 mph SSE | 4% |
| Wednesday Night | 46°F | Mostly Clear | 7 to 15 mph SSE | 3% |
| Thursday | 83°F | Sunny | 12 to 15 mph S | 1% |
| Thursday Night | 48°F | Partly Cloudy | 16 mph S | 0% |
| Friday | 82°F | Mostly Sunny | 13 to 16 mph S | 5% |
| Friday Night | 47°F | Partly Cloudy | 15 mph S | 8% |
Forecast source: National Weather Service (api.weather.gov) for Malta (42.308, -113.370). Updated through the day.
Growing snapshot for Malta
Last spring frost
Jun 5
First fall frost
Sep 13
Growing season
96 days
Hardiness zone
6a
More local growing data for Malta: nearby ZIP 83323 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Malta, Id (12.4 mi from Malta). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.