Elmo, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Elmo, a community in Lake County, Montana.
Tonight
51°F
Mostly Cloudy
Mostly cloudy, with a low around 51. North northwest wind around 1 mph.
7-day forecast for Elmo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Cloudy | 1 mph NNW | 3% |
| Saturday | 72°F | Mostly Sunny | 0 to 3 mph NE | 2% |
| Saturday Night | 50°F | Partly Cloudy | 1 mph SE | 0% |
| Sunday | 73°F | Sunny | 0 to 3 mph SSE | 0% |
| Sunday Night | 52°F | Clear | 2 mph ENE | 0% |
| Monday | 74°F | Sunny | 0 to 5 mph S | 0% |
| Monday Night | 52°F | Mostly Clear | 2 mph WSW | 0% |
| Tuesday | 73°F | Sunny | 0 to 3 mph SSE | 0% |
| Tuesday Night | 52°F | Partly Cloudy | 2 mph N | 1% |
| Wednesday | 71°F | Sunny | 0 to 5 mph SSW | 1% |
| Wednesday Night | 51°F | Partly Cloudy | 2 mph NW | 2% |
| Thursday | 72°F | Mostly Sunny | 2 mph ENE | 3% |
| Thursday Night | 52°F | Partly Cloudy | 1 mph N | 2% |
| Friday | 71°F | Mostly Sunny | 0 to 3 mph WSW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Elmo (47.829, -114.348). Updated through the day.
Growing snapshot for Elmo
Last spring frost
May 15
First fall frost
Sep 28
Growing season
134 days
Hardiness zone
6a
More local growing data for Elmo: nearby ZIP 59915 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Bear Dance
Big Arm
Charlo
Dayton
Finley Point
Jette
Kerr
Kicking Horse
Kings Point
Lake Mary Ronan
Lindisfarne
Niarada
Pablo
Polson
Ravalli
Rocky Point
Rollins
Ronan
St. Ignatius
Swan Lake
Turtle Lake
Climate data from the nearest NOAA station, Skq Dam, Mt (12.6 mi from Elmo). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.