Geyser, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Geyser, a community in Judith Basin County, Montana.
Today
64°F
Chance Light Rain
A chance of rain. Cloudy, with a high near 64. East northeast wind 3 to 8 mph. Chance of precipitation is 40%.
7-day forecast for Geyser
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 64°F | Chance Light Rain | 3 to 8 mph ENE | 37% |
| Tonight | 46°F | Slight Chance Light Rain | 2 to 7 mph SSE | 20% |
| Sunday | 69°F | Mostly Sunny | 2 to 7 mph ESE | 5% |
| Sunday Night | 45°F | Mostly Clear | 3 to 7 mph SSE | 0% |
| Monday | 76°F | Sunny | 6 mph SW | 1% |
| Monday Night | 49°F | Mostly Clear | 7 mph SW | 0% |
| Tuesday | 78°F | Sunny | 3 to 7 mph WSW | 0% |
| Tuesday Night | 51°F | Mostly Clear | 6 mph SW | 0% |
| Wednesday | 79°F | Sunny | 6 mph WSW | 1% |
| Wednesday Night | 51°F | Mostly Clear | 5 to 8 mph SW | 3% |
| Thursday | 80°F | Sunny | 7 mph WSW | 3% |
| Thursday Night | 52°F | Mostly Clear | 9 mph S | 6% |
| Friday | 78°F | Mostly Sunny | 9 mph SW | 5% |
| Friday Night | 47°F | Slight Chance Light Rain then Partly Cloudy | 8 mph WSW | 17% |
Forecast source: National Weather Service (api.weather.gov) for Geyser (47.263, -110.493). Updated through the day.
Growing snapshot for Geyser
Last spring frost
May 22
First fall frost
Sep 23
Growing season
123 days
Hardiness zone
4b
More local growing data for Geyser: nearby ZIP 59447 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Danvers
Hobson
Moccasin
Raynesford
Sapphire Ridge
Spring Creek Colony
Stanford
Surprise Creek Colony
Utica
Windham
Climate data from the nearest NOAA station, Raynesford 2 Nnw, Mt (13.9 mi from Geyser). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.