Lakeside, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lakeside, a community in Flathead County, Montana.
Today
80°F
Sunny
Sunny, with a high near 80. East northeast wind around 3 mph.
7-day forecast for Lakeside
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Sunny | 3 mph ENE | 0% |
| Tonight | 54°F | Mostly Clear | 1 mph SSE | 0% |
| Wednesday | 86°F | Sunny | 0 to 6 mph ENE | 0% |
| Wednesday Night | 57°F | Mostly Clear | 2 mph E | 0% |
| Thursday | 93°F | Sunny | 0 to 6 mph E | 0% |
| Thursday Night | 60°F | Clear | 0 to 3 mph SW | 0% |
| Friday | 95°F | Sunny | 0 to 8 mph SW | 0% |
| Friday Night | 60°F | Clear | 2 to 7 mph SSW | 0% |
| Saturday | 93°F | Sunny | 1 to 8 mph SSW | 0% |
| Saturday Night | 60°F | Mostly Clear | 1 to 5 mph WSW | 0% |
| Sunday | 90°F | Sunny | 0 to 5 mph SSW | 0% |
| Sunday Night | 58°F | Mostly Clear | 2 mph NW | 0% |
| Monday | 87°F | Sunny | 0 to 3 mph E | 0% |
| Monday Night | 58°F | Mostly Clear | 2 mph NNE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Lakeside (48.018, -114.232). Updated through the day.
Growing snapshot for Lakeside
Last spring frost
May 1
First fall frost
Oct 15
Growing season
165 days
Hardiness zone
6a
More local growing data for Lakeside: nearby ZIP 59922 weather · frost dates · planting calendar · Montana frost dates
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Climate data from the nearest NOAA station, Bigfork 13 S, Mt (12.3 mi from Lakeside). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.