Lakeside, MT Weather & Growing Conditions
Tonight
30°F
Mostly Cloudy
Mostly cloudy, with a low around 30. Northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 30°F | Mostly Cloudy | 1 mph NW | 0% |
| Wednesday | 44°F | Mostly Sunny | 2 mph SSE | 0% |
| Wednesday Night | 31°F | Partly Cloudy | 2 mph SSW | 1% |
| Thursday | 43°F | Partly Sunny | 2 to 7 mph SSW | 13% |
| Thursday Night | 33°F | Mostly Cloudy | 6 mph SSW | 11% |
| Friday | 47°F | Partly Sunny | 7 mph SSW | 13% |
| Friday Night | 36°F | Mostly Cloudy | 3 to 8 mph SSW | 13% |
| Saturday | 52°F | Partly Sunny | 3 mph S | 3% |
| Saturday Night | 38°F | Mostly Cloudy then Slight Chance Light Rain | 3 mph S | 21% |
| Sunday | 54°F | Slight Chance Light Rain | 3 to 10 mph SSW | 21% |
| Sunday Night | 36°F | Slight Chance Light Rain | 2 to 8 mph SSW | 18% |
| Monday | 50°F | Partly Sunny then Slight Chance Light Rain | 3 mph S | 18% |
| Monday Night | 37°F | Slight Chance Light Rain | 2 mph SSW | 19% |
| Tuesday | 52°F | Slight Chance Light Rain | 2 to 6 mph S | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lakeside, MT
Last spring frost
May 1
First fall frost
Oct 15
Growing season
165 days
Hardiness zone
6a
Explore more for Lakeside, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Bigfork 13 S, Mt (12.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.