Hardy, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hardy, a community in Cascade County, Montana.
This Afternoon
73°F
Partly Sunny
Partly sunny, with a high near 73. Northeast wind around 10 mph.
7-day forecast for Hardy
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Partly Sunny | 10 mph NE | 11% |
| Tonight | 52°F | Slight Chance Showers And Thunderstorms then Rain Likely | 5 to 10 mph N | 67% |
| Saturday | 64°F | Rain Likely | 7 mph N | 56% |
| Saturday Night | 48°F | Slight Chance Light Rain then Mostly Cloudy | 2 to 6 mph SSE | 15% |
| Sunday | 75°F | Mostly Sunny | 6 mph S | 1% |
| Sunday Night | 49°F | Mostly Clear | 2 to 6 mph S | 0% |
| Monday | 80°F | Sunny | 10 mph SSW | 0% |
| Monday Night | 51°F | Mostly Clear | 8 mph SW | 0% |
| Tuesday | 79°F | Sunny | 5 to 9 mph SW | 0% |
| Tuesday Night | 51°F | Mostly Clear | 6 mph SSW | 0% |
| Wednesday | 79°F | Sunny | 9 mph SW | 1% |
| Wednesday Night | 51°F | Mostly Clear | 6 mph SSW | 3% |
| Thursday | 81°F | Sunny | 8 mph SSW | 1% |
| Thursday Night | 52°F | Partly Cloudy | 3 to 8 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov) for Hardy (47.183, -111.816). Updated through the day.
Growing snapshot for Hardy
Last spring frost
Jun 4
First fall frost
Sep 12
Growing season
98 days
Hardiness zone
4b
More local growing data for Hardy: nearby ZIP 59421 weather · frost dates · planting calendar · Montana frost dates
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Climate data from the nearest NOAA station, Adel, Mt (4.6 mi from Hardy). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.