Pleasant Valley Colony, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pleasant Valley Colony, a community in Cascade County, Montana.
Today
74°F
Sunny
Sunny, with a high near 74. East northeast wind around 5 mph.
7-day forecast for Pleasant Valley Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Sunny | 5 mph ENE | 0% |
| Tonight | 50°F | Mostly Clear | 5 to 8 mph ESE | 1% |
| Wednesday | 82°F | Sunny | 6 to 9 mph WSW | 0% |
| Wednesday Night | 55°F | Mostly Clear | 5 to 8 mph SSE | 0% |
| Thursday | 89°F | Sunny | 7 to 12 mph WSW | 0% |
| Thursday Night | 58°F | Mostly Clear | 7 mph SE | 0% |
| Friday | 92°F | Sunny | 5 to 18 mph WSW | 0% |
| Friday Night | 60°F | Mostly Clear | 8 to 13 mph W | 0% |
| Saturday | 90°F | Sunny | 9 mph WSW | 0% |
| Saturday Night | 60°F | Mostly Clear | 6 to 10 mph WSW | 0% |
| Sunday | 86°F | Sunny | 5 to 8 mph W | 0% |
| Sunday Night | 58°F | Partly Cloudy | 3 to 10 mph NE | 5% |
| Monday | 84°F | Sunny | 3 to 7 mph NW | 6% |
| Monday Night | 57°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 9 mph E | 15% |
Forecast source: National Weather Service (api.weather.gov) for Pleasant Valley Colony (47.338, -111.045). Updated through the day.
Growing snapshot for Pleasant Valley Colony
Last spring frost
May 22
First fall frost
Sep 23
Growing season
123 days
Hardiness zone
4b
More local growing data for Pleasant Valley Colony: nearby ZIP 59480 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
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Sun Prairie
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Climate data from the nearest NOAA station, Raynesford 2 Nnw, Mt (16.5 mi from Pleasant Valley Colony). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.