Poplar, MT Weather & Growing Conditions
Tonight
55°F
Slight Chance Rain Showers
A slight chance of rain showers after 10pm. Mostly cloudy, with a low around 55. North northeast wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Slight Chance Rain Showers | 14 mph NNE | 20% |
| Saturday | 68°F | Chance Rain Showers | 13 to 17 mph NE | 28% |
| Saturday Night | 51°F | Chance Rain Showers | 14 mph ENE | 48% |
| Sunday | 64°F | Rain Showers Likely | 14 mph E | 56% |
| Sunday Night | 48°F | Mostly Cloudy | 7 to 13 mph ESE | 5% |
| Monday | 72°F | Mostly Sunny | 7 to 15 mph ESE | 4% |
| Monday Night | 51°F | Partly Cloudy | 9 to 14 mph SE | 2% |
| Tuesday | 78°F | Sunny | 8 to 13 mph SE | 0% |
| Tuesday Night | 53°F | Partly Cloudy | 6 to 12 mph SE | 3% |
| Wednesday | 81°F | Sunny | 8 mph SSE | 2% |
| Wednesday Night | 52°F | Mostly Clear | 3 to 7 mph ESE | 4% |
| Thursday | 82°F | Sunny | 3 to 9 mph ESE | 2% |
| Thursday Night | 54°F | Mostly Clear | 8 mph ESE | 3% |
| Friday | 81°F | Mostly Sunny | 6 to 13 mph SE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Poplar, MT
Last spring frost
May 24
First fall frost
Sep 14
Growing season
110 days
Hardiness zone
4a
Explore more for Poplar, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Wolf Point 29 Ene, Mt (5.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.