Sheridan, MT Weather & Growing Conditions
Today
65°F
Scattered Showers And Thunderstorms
Isolated showers and thunderstorms before 9am, then scattered showers and thunderstorms between 9am and noon, then scattered showers and thunderstorms between noon and 3pm, then showers and thunderstorms. Cloudy. High near 65, with temperatures falling to around 63 in the afternoon. North northwest wind 5 to 12 mph. Chance of precipitation is 100%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Scattered Showers And Thunderstorms | 5 to 12 mph NNW | 98% |
| Tonight | 46°F | Patchy Fog | 7 to 10 mph NNW | 90% |
| Sunday | 63°F | Rain Showers | 9 mph NW | 94% |
| Sunday Night | 44°F | Chance Rain Showers then Areas Of Fog | 0 to 6 mph WNW | 40% |
| Monday | 71°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph SSE | 2% |
| Monday Night | 44°F | Mostly Clear | 3 to 8 mph SE | 0% |
| Tuesday | 78°F | Sunny | 1 to 5 mph ESE | 0% |
| Tuesday Night | 48°F | Mostly Clear | 1 to 5 mph SE | 10% |
| Wednesday | 80°F | Mostly Sunny | 0 to 6 mph E | 7% |
| Wednesday Night | 47°F | Mostly Clear | 3 mph SE | 6% |
| Thursday | 83°F | Sunny | 1 to 6 mph SSE | 1% |
| Thursday Night | 49°F | Mostly Clear | 3 to 7 mph SE | 1% |
| Friday | 83°F | Mostly Sunny | 3 to 7 mph SSE | 2% |
| Friday Night | 47°F | Partly Cloudy | 6 mph SSE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sheridan, MT
Last spring frost
May 18
First fall frost
Sep 24
Growing season
127 days
Hardiness zone
5a
Explore more for Sheridan, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Sheridan Fld Stn, Wy (18.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.