Cooperstown, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cooperstown, a city in Griggs County, North Dakota.
Today
73°F
Sunny
Sunny, with a high near 73. West northwest wind around 17 mph.
7-day forecast for Cooperstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 17 mph WNW | 0% |
| Tonight | 49°F | Mostly Clear | 3 to 14 mph SW | 1% |
| Wednesday | 81°F | Sunny | 6 to 20 mph WSW | 0% |
| Wednesday Night | 56°F | Partly Cloudy | 9 to 17 mph SW | 12% |
| Thursday | 84°F | Sunny | 9 to 17 mph W | 10% |
| Thursday Night | 58°F | Mostly Clear | 7 to 15 mph W | 3% |
| Friday | 82°F | Sunny | 9 to 17 mph WNW | 3% |
| Friday Night | 55°F | Mostly Clear | 6 to 16 mph NE | 4% |
| Saturday | 83°F | Mostly Sunny | 6 to 15 mph NE | 7% |
| Saturday Night | 56°F | Mostly Clear then Slight Chance Rain Showers | 9 to 14 mph NNE | 15% |
| Sunday | 82°F | Slight Chance Rain Showers then Mostly Sunny | 9 to 15 mph NNE | 15% |
| Sunday Night | 58°F | Partly Cloudy then Chance Showers And Thunderstorms | 10 to 15 mph NE | 29% |
| Monday | 79°F | Chance Showers And Thunderstorms | 10 to 16 mph NE | 29% |
| Monday Night | 56°F | Slight Chance Rain Showers | 8 to 16 mph NE | 19% |
Forecast source: National Weather Service (api.weather.gov) for Cooperstown (47.445, -98.126). Updated through the day.
Growing snapshot for Cooperstown
Last spring frost
May 17
First fall frost
Sep 23
Growing season
128 days
Hardiness zone
4a
More local growing data for Cooperstown: nearby ZIP 58425 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Cooperstown, Nd (5 mi from Cooperstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.