Geraldine, MT Weather & Growing Conditions
Overnight
53°F
Cloudy
Cloudy, with a low around 53. East northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Cloudy | 5 mph ENE | 8% |
| Saturday | 68°F | Mostly Cloudy | 3 to 7 mph ENE | 6% |
| Saturday Night | 49°F | Mostly Cloudy | 7 mph SE | 14% |
| Sunday | 70°F | Mostly Sunny | 3 to 8 mph SE | 2% |
| Sunday Night | 48°F | Mostly Clear | 6 to 12 mph ESE | 0% |
| Monday | 77°F | Sunny | 7 mph SE | 0% |
| Monday Night | 49°F | Mostly Clear | 3 to 8 mph SE | 0% |
| Tuesday | 79°F | Sunny | 5 mph WNW | 0% |
| Tuesday Night | 51°F | Mostly Clear | 5 mph SE | 0% |
| Wednesday | 80°F | Sunny | 3 mph WSW | 1% |
| Wednesday Night | 52°F | Mostly Clear | 3 to 7 mph SSE | 4% |
| Thursday | 81°F | Sunny | 2 to 6 mph SSE | 1% |
| Thursday Night | 52°F | Mostly Clear | 7 to 10 mph SE | 7% |
| Friday | 79°F | Mostly Sunny | 3 to 8 mph SE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Geraldine, MT
Last spring frost
May 14
First fall frost
Sep 26
Growing season
134 days
Hardiness zone
4b
Explore more for Geraldine, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Geraldine, Mt (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.