Whitehall, MT Weather & Growing Conditions
Today
58°F
Patchy Fog
Patchy fog and showers and thunderstorms before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers and thunderstorms likely. Cloudy, with a high near 58. Northeast wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 58°F | Patchy Fog | 6 mph NE | 91% |
| Tonight | 42°F | Chance Light Rain then Areas Of Fog | 0 to 5 mph N | 33% |
| Sunday | 68°F | Areas Of Fog then Mostly Sunny | 3 mph SSW | 1% |
| Sunday Night | 42°F | Mostly Clear | 3 mph NNW | 0% |
| Monday | 74°F | Sunny | 2 to 6 mph SW | 0% |
| Monday Night | 44°F | Mostly Clear | 3 mph W | 0% |
| Tuesday | 75°F | Sunny | 5 mph SW | 0% |
| Tuesday Night | 45°F | Partly Cloudy | 3 mph W | 2% |
| Wednesday | 77°F | Sunny | 2 to 9 mph SW | 2% |
| Wednesday Night | 46°F | Mostly Clear | 5 mph SW | 3% |
| Thursday | 78°F | Sunny | 6 mph SW | 0% |
| Thursday Night | 46°F | Mostly Clear | 5 mph SSW | 3% |
| Friday | 77°F | Mostly Sunny | 3 to 7 mph SW | 6% |
| Friday Night | 44°F | Mostly Cloudy | 7 mph WSW | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Whitehall, MT
Last spring frost
Jun 13
First fall frost
Sep 5
Growing season
83 days
Hardiness zone
5a
Explore more for Whitehall, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Butte Bert Mooney Ap, Mt (18.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.