Rimini, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rimini, a community in Lewis And Clark County, Montana.
Overnight
29°F
Mostly Cloudy
Mostly cloudy, with a low around 29. West southwest wind around 3 mph.
7-day forecast for Rimini
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 29°F | Mostly Cloudy | 3 mph WSW | 0% |
| Wednesday | 45°F | Mostly Sunny | 0 to 3 mph N | 0% |
| Wednesday Night | 28°F | Mostly Clear | 1 to 6 mph SW | 0% |
| Thursday | 42°F | Partly Sunny | 8 mph WSW | 2% |
| Thursday Night | 27°F | Partly Cloudy | 8 mph WSW | 2% |
| Friday | 45°F | Mostly Sunny | 7 to 10 mph SW | 0% |
| Friday Night | 34°F | Mostly Cloudy | 7 to 13 mph SW | 0% |
| Saturday | 51°F | Mostly Sunny | 3 to 8 mph SW | 0% |
| Saturday Night | 38°F | Partly Cloudy | 3 to 12 mph SSW | 0% |
| Sunday | 54°F | Mostly Sunny | 7 to 14 mph SW | 5% |
| Sunday Night | 35°F | Partly Cloudy | 6 to 9 mph WSW | 5% |
| Monday | 49°F | Mostly Sunny | 2 to 6 mph WSW | 1% |
| Monday Night | 36°F | Mostly Cloudy | 2 to 7 mph SW | 1% |
| Tuesday | 51°F | Mostly Sunny | 5 to 9 mph WSW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Rimini (46.492, -112.250). Updated through the day.
Growing snapshot for Rimini
Last spring frost
Jun 4
First fall frost
Sep 14
Growing season
100 days
Hardiness zone
4b
More local growing data for Rimini: nearby ZIP 59601 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Canyon Creek
Craig
East Helena
Helena
Helena Valley Northeast
Helena Valley Northwest
Helena Valley Southeast
Helena Valley West Central
Helena West Side
Lincoln
Marysville
Milford Colony
Montana City
South Hills
Spokane Creek
Unionville
Wolf Creek
York
Climate data from the nearest NOAA station, Austin 1 W, Mt (8.5 mi from Rimini). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.