Plevna, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plevna, a town in Fallon County, Montana.
Overnight
43°F
Patchy Smoke
Patchy smoke. Mostly clear. Low around 43, with temperatures rising to around 45 overnight. Southwest wind around 3 mph.
7-day forecast for Plevna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 43°F | Patchy Smoke | 3 mph SW | 0% |
| Tuesday | 73°F | Sunny | 3 to 14 mph W | 0% |
| Tuesday Night | 48°F | Mostly Clear | 1 to 10 mph NNE | 1% |
| Wednesday | 83°F | Partly Sunny | 3 to 7 mph SW | 0% |
| Wednesday Night | 54°F | Partly Cloudy | 2 to 7 mph S | 0% |
| Thursday | 91°F | Sunny | 1 to 6 mph W | 0% |
| Thursday Night | 58°F | Mostly Clear | 6 mph ENE | 0% |
| Friday | 95°F | Sunny | 2 to 7 mph SE | 0% |
| Friday Night | 62°F | Mostly Clear | 7 to 10 mph ENE | 1% |
| Saturday | 93°F | Sunny | 6 to 10 mph NNE | 0% |
| Saturday Night | 61°F | Mostly Clear | 10 mph NE | 3% |
| Sunday | 93°F | Mostly Sunny | 8 to 13 mph E | 6% |
| Sunday Night | 62°F | Partly Cloudy then Slight Chance Rain Showers | 8 to 13 mph ENE | 22% |
| Monday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 to 13 mph E | 19% |
Forecast source: National Weather Service (api.weather.gov) for Plevna (46.422, -104.521). Updated through the day.
Growing snapshot for Plevna
Last spring frost
May 21
First fall frost
Sep 20
Growing season
121 days
Hardiness zone
4a
More local growing data for Plevna: nearby ZIP 59344 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Plevna, Mt (5.7 mi from Plevna). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.