Lakeside, MT Weather & Growing Conditions
Tonight
53°F
Mostly Cloudy
Mostly cloudy, with a low around 53. Northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Mostly Cloudy | 1 mph NW | 3% |
| Saturday | 73°F | Mostly Sunny | 1 mph NNE | 1% |
| Saturday Night | 52°F | Partly Cloudy | 1 mph SSE | 0% |
| Sunday | 73°F | Sunny | 2 mph SSE | 0% |
| Sunday Night | 53°F | Mostly Clear | 0 mph | 0% |
| Monday | 75°F | Sunny | 0 to 3 mph S | 0% |
| Monday Night | 54°F | Mostly Clear | 1 mph S | 0% |
| Tuesday | 73°F | Mostly Sunny | 0 to 3 mph E | 0% |
| Tuesday Night | 54°F | Partly Cloudy | 0 mph | 1% |
| Wednesday | 71°F | Sunny | 0 to 5 mph S | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 1 mph W | 2% |
| Thursday | 72°F | Mostly Sunny | 1 mph SE | 3% |
| Thursday Night | 54°F | Partly Cloudy | 0 mph | 2% |
| Friday | 72°F | Mostly Sunny | 0 to 3 mph WSW | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lakeside, MT
Last spring frost
May 12
First fall frost
Sep 25
Growing season
134 days
Hardiness zone
6a
Explore more for Lakeside, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Creston, Mt (10.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.