Riverbend, MT Weather & Growing Conditions
Tonight
51°F
Mostly Cloudy
Mostly cloudy, with a low around 51. West northwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Cloudy | 3 mph WNW | 14% |
| Saturday | 70°F | Mostly Sunny | 0 to 3 mph ENE | 9% |
| Saturday Night | 50°F | Mostly Clear | 3 mph SSE | 4% |
| Sunday | 74°F | Sunny | 3 mph SE | 1% |
| Sunday Night | 53°F | Mostly Clear | 2 mph SW | 0% |
| Monday | 75°F | Sunny | 5 mph SSW | 1% |
| Monday Night | 53°F | Mostly Clear | 6 mph WSW | 0% |
| Tuesday | 74°F | Sunny | 3 mph SSW | 0% |
| Tuesday Night | 51°F | Mostly Clear | 5 mph WSW | 1% |
| Wednesday | 71°F | Sunny | 6 mph SW | 2% |
| Wednesday Night | 52°F | Partly Cloudy | 5 mph SW | 2% |
| Thursday | 75°F | Sunny | 3 mph SSE | 2% |
| Thursday Night | 54°F | Partly Cloudy | 5 mph SW | 1% |
| Friday | 72°F | Mostly Sunny | 5 mph SSW | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Riverbend, MT
Last spring frost
May 17
First fall frost
Sep 23
Growing season
125 days
Hardiness zone
6a
Explore more for Riverbend, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Superior, Mt (6.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.