Sheridan, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sheridan, a town in Madison County, Montana.
This Afternoon
68°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a high near 68. West northwest wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Sheridan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Showers And Thunderstorms | 8 mph WNW | 89% |
| Tonight | 48°F | Showers And Thunderstorms | 2 to 9 mph W | 96% |
| Saturday | 57°F | Showers And Thunderstorms | 2 to 6 mph WNW | 92% |
| Saturday Night | 45°F | Chance Light Rain | 0 to 6 mph S | 51% |
| Sunday | 67°F | Areas Of Fog then Partly Sunny | 2 mph W | 7% |
| Sunday Night | 44°F | Mostly Clear | 5 mph SE | 0% |
| Monday | 72°F | Sunny | 5 mph SSW | 0% |
| Monday Night | 46°F | Mostly Clear | 5 mph SE | 1% |
| Tuesday | 74°F | Mostly Sunny | 3 mph SSW | 1% |
| Tuesday Night | 47°F | Partly Cloudy | 2 to 6 mph SE | 3% |
| Wednesday | 74°F | Sunny | 5 mph SSW | 1% |
| Wednesday Night | 47°F | Mostly Clear | 5 to 8 mph SSE | 1% |
| Thursday | 76°F | Sunny | 6 mph SSW | 2% |
| Thursday Night | 48°F | Partly Cloudy | 3 to 12 mph SSE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Sheridan (45.459, -112.195). Updated through the day.
Growing snapshot for Sheridan
Last spring frost
May 24
First fall frost
Sep 22
Growing season
117 days
Hardiness zone
5a
More local growing data for Sheridan: nearby ZIP 59749 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Alder
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Brandon
Ennis
Harrison
Jeffers
Mammoth
McAllister
Norris
Pony
Silver Star
Twin Bridges
Virginia City
Climate data from the nearest NOAA station, Laurin 2Ne, Mt (6.1 mi from Sheridan). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.