Lima, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lima, a town in Beaverhead County, Montana.
This Afternoon
62°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy. High near 62, with temperatures falling to around 59 in the afternoon. South southeast wind around 12 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Lima
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Showers And Thunderstorms Likely | 12 mph SSE | 69% |
| Tonight | 45°F | Showers And Thunderstorms | 3 to 8 mph S | 98% |
| Saturday | 56°F | Light Rain then Showers And Thunderstorms Likely | 3 to 7 mph NNE | 77% |
| Saturday Night | 43°F | Chance Showers And Thunderstorms then Chance Light Rain | 3 to 7 mph WNW | 45% |
| Sunday | 66°F | Partly Sunny | 6 mph NW | 5% |
| Sunday Night | 41°F | Mostly Clear | 6 mph S | 1% |
| Monday | 70°F | Sunny | 6 mph S | 1% |
| Monday Night | 44°F | Partly Cloudy | 3 to 8 mph SSE | 1% |
| Tuesday | 71°F | Mostly Sunny | 2 to 6 mph SSE | 2% |
| Tuesday Night | 45°F | Partly Cloudy | 6 mph SSE | 9% |
| Wednesday | 73°F | Sunny | 3 to 8 mph S | 3% |
| Wednesday Night | 44°F | Mostly Clear | 7 to 10 mph S | 2% |
| Thursday | 73°F | Sunny | 6 to 12 mph SSE | 1% |
| Thursday Night | 45°F | Partly Cloudy | 8 to 12 mph SSE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Lima (44.638, -112.592). Updated through the day.
Growing snapshot for Lima
Last spring frost
Jun 11
First fall frost
Sep 10
Growing season
89 days
Hardiness zone
5a
More local growing data for Lima: nearby ZIP 59724 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lima, Mt (10.6 mi from Lima). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.