Loma, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Loma, a community in Chouteau County, Montana.
This Afternoon
70°F
Cloudy
Cloudy, with a high near 70. East southeast wind around 6 mph.
7-day forecast for Loma
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Cloudy | 6 mph ESE | 10% |
| Tonight | 49°F | Mostly Cloudy | 3 to 7 mph SE | 13% |
| Sunday | 73°F | Sunny | 3 to 8 mph ESE | 2% |
| Sunday Night | 50°F | Mostly Clear | 6 to 13 mph SE | 0% |
| Monday | 79°F | Mostly Sunny | 8 mph SE | 0% |
| Monday Night | 50°F | Mostly Clear | 5 to 12 mph SE | 0% |
| Tuesday | 81°F | Sunny | 3 mph SSW | 0% |
| Tuesday Night | 52°F | Partly Cloudy | 5 mph ESE | 1% |
| Wednesday | 81°F | Mostly Sunny | 3 mph SW | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 5 mph SW | 8% |
| Thursday | 80°F | Sunny | 5 mph SW | 3% |
| Thursday Night | 52°F | Partly Cloudy | 8 mph E | 7% |
| Friday | 77°F | Mostly Sunny | 3 to 7 mph SE | 6% |
| Friday Night | 50°F | Mostly Cloudy then Slight Chance Light Rain | 10 mph WNW | 24% |
Forecast source: National Weather Service (api.weather.gov) for Loma (47.951, -110.489). Updated through the day.
Growing snapshot for Loma
Last spring frost
May 20
First fall frost
Sep 19
Growing season
120 days
Hardiness zone
4a
More local growing data for Loma: nearby ZIP 59460 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Carter
Floweree
Fort Benton
Geraldine
Highwood
Riverview Colony
Square Butte
Sunnybrook Colony
Twin Hills Colony
Climate data from the nearest NOAA station, Loma, Mt (9.5 mi from Loma). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.