Marmarth, ND Weather & Growing Conditions
Overnight
42°F
Mostly Clear
Mostly clear, with a low around 42. West wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Mostly Clear | 10 mph W | 0% |
| Tuesday | 73°F | Sunny | 9 to 15 mph W | 0% |
| Tuesday Night | 47°F | Mostly Clear | 2 to 13 mph NW | 0% |
| Wednesday | 82°F | Mostly Sunny | 6 to 10 mph SW | 0% |
| Wednesday Night | 53°F | Partly Cloudy | 3 to 12 mph SW | 1% |
| Thursday | 89°F | Sunny | 3 to 8 mph W | 0% |
| Thursday Night | 57°F | Mostly Clear | 5 to 8 mph E | 0% |
| Friday | 92°F | Sunny | 7 to 12 mph E | 0% |
| Friday Night | 60°F | Partly Cloudy | 8 to 13 mph NE | 2% |
| Saturday | 94°F | Sunny | 8 to 16 mph N | 0% |
| Saturday Night | 60°F | Mostly Clear | 9 to 16 mph NE | 3% |
| Sunday | 92°F | Mostly Sunny | 9 to 20 mph E | 10% |
| Sunday Night | 61°F | Partly Cloudy then Slight Chance Rain Showers | 13 to 20 mph E | 22% |
| Monday | 89°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 13 to 20 mph E | 22% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Marmarth, ND
Last spring frost
May 16
First fall frost
Sep 26
Growing season
132 days
Hardiness zone
4a
Explore more for Marmarth, ND: full frost dates · planting calendar · North Dakota frost dates
Climate data from the nearest NOAA station, Baker Muni Ap, Mt (17 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.