Windham, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Windham, a community in Judith Basin County, Montana.
Overnight
40°F
Mostly Clear
Mostly clear. Low around 40, with temperatures rising to around 44 overnight. Southwest wind around 5 mph.
7-day forecast for Windham
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 40°F | Mostly Clear | 5 mph SW | 0% |
| Tuesday | 74°F | Sunny | 1 to 7 mph E | 0% |
| Tuesday Night | 47°F | Mostly Clear | 6 to 9 mph S | 2% |
| Wednesday | 82°F | Sunny | 6 to 16 mph WNW | 0% |
| Wednesday Night | 52°F | Mostly Clear | 5 to 13 mph NW | 0% |
| Thursday | 89°F | Sunny | 6 to 15 mph W | 0% |
| Thursday Night | 56°F | Mostly Clear | 6 to 15 mph NW | 0% |
| Friday | 94°F | Sunny | 5 to 18 mph W | 1% |
| Friday Night | 58°F | Mostly Clear | 8 to 16 mph W | 0% |
| Saturday | 92°F | Sunny | 10 to 16 mph W | 0% |
| Saturday Night | 59°F | Mostly Clear | 7 to 13 mph NW | 1% |
| Sunday | 88°F | Sunny | 7 to 14 mph NNW | 1% |
| Sunday Night | 57°F | Partly Cloudy | 3 to 13 mph NNE | 5% |
| Monday | 85°F | Sunny | 5 to 12 mph NNW | 12% |
Forecast source: National Weather Service (api.weather.gov) for Windham (47.078, -110.139). Updated through the day.
Growing snapshot for Windham
Last spring frost
May 25
First fall frost
Sep 21
Growing season
118 days
Hardiness zone
4b
More local growing data for Windham: nearby ZIP 59479 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Danvers
Geyser
Hobson
Moccasin
Raynesford
Sapphire Ridge
Spring Creek Colony
Stanford
Surprise Creek Colony
Utica
Climate data from the nearest NOAA station, Stanford, Mt (9.3 mi from Windham). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.