Frannie, MT Weather & Growing Conditions
Today
74°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 74. West wind 2 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Patchy Smoke | 2 to 9 mph W | 1% |
| Tonight | 52°F | Patchy Smoke | 2 to 12 mph ENE | 5% |
| Wednesday | 82°F | Sunny | 5 mph S | 0% |
| Wednesday Night | 57°F | Mostly Clear | 3 to 7 mph ENE | 0% |
| Thursday | 89°F | Sunny | 3 to 8 mph SSW | 0% |
| Thursday Night | 62°F | Mostly Clear | 3 to 7 mph NNE | 0% |
| Friday | 94°F | Sunny | 2 to 8 mph S | 0% |
| Friday Night | 66°F | Partly Cloudy | 7 to 10 mph N | 0% |
| Saturday | 93°F | Sunny | 9 mph NNW | 0% |
| Saturday Night | 65°F | Mostly Clear | 8 mph NNE | 0% |
| Sunday | 91°F | Sunny | 8 mph N | 2% |
| Sunday Night | 64°F | Partly Cloudy | 6 to 10 mph NNE | 7% |
| Monday | 89°F | Sunny | 8 mph N | 2% |
| Monday Night | 63°F | Partly Cloudy | 6 to 10 mph NNE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Frannie, MT
Last spring frost
May 14
First fall frost
Sep 24
Growing season
129 days
Hardiness zone
5a
Explore more for Frannie, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Bridger 2 N, Mt (16.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.