Gallatin Gateway, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gallatin Gateway, a community in Gallatin County, Montana.
Today
75°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 75. North northeast wind 2 to 8 mph.
7-day forecast for Gallatin Gateway
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Patchy Smoke | 2 to 8 mph NNE | 0% |
| Tonight | 48°F | Patchy Smoke | 3 to 8 mph SSE | 0% |
| Wednesday | 82°F | Patchy Smoke | 2 to 7 mph WNW | 0% |
| Wednesday Night | 52°F | Patchy Smoke then Mostly Clear | 3 to 8 mph WSW | 0% |
| Thursday | 90°F | Sunny | 2 to 8 mph SW | 0% |
| Thursday Night | 56°F | Mostly Clear | 5 to 8 mph SSW | 0% |
| Friday | 95°F | Sunny | 5 to 16 mph SW | 0% |
| Friday Night | 58°F | Mostly Clear | 5 to 15 mph WSW | 0% |
| Saturday | 92°F | Sunny | 3 to 12 mph W | 0% |
| Saturday Night | 58°F | Partly Cloudy | 3 to 12 mph WSW | 2% |
| Sunday | 90°F | Sunny | 3 to 9 mph WNW | 2% |
| Sunday Night | 56°F | Partly Cloudy | 5 to 10 mph SE | 8% |
| Monday | 88°F | Sunny | 2 to 9 mph NNE | 3% |
| Monday Night | 56°F | Partly Cloudy | 5 to 9 mph ESE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Gallatin Gateway (45.588, -111.195). Updated through the day.
Growing snapshot for Gallatin Gateway
Last spring frost
May 23
First fall frost
Sep 23
Growing season
123 days
Hardiness zone
5a
More local growing data for Gallatin Gateway: nearby ZIP 59718 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Amsterdam
Belgrade
Bozeman
Bridger
Churchill
Four Corners
Gallatin River Ranch
Hebgen Lake Estates
King Arthur Park
Logan
Manhattan
Ponderosa Pines
Springhill
Three Forks
West Yellowstone
Wheatland
Willow Creek
Climate data from the nearest NOAA station, Bozeman 6 W Exp Farm, Mt (2.4 mi from Gallatin Gateway). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.