Jamestown, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jamestown, a city in Stutsman County, North Dakota.
Today
73°F
Sunny
Sunny, with a high near 73. Northwest wind around 15 mph, with gusts as high as 25 mph.
7-day forecast for Jamestown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 15 mph NW | 0% |
| Tonight | 50°F | Mostly Clear | 3 to 13 mph SW | 1% |
| Wednesday | 80°F | Sunny | 5 to 14 mph W | 0% |
| Wednesday Night | 57°F | Partly Cloudy | 7 to 13 mph SW | 5% |
| Thursday | 85°F | Sunny | 8 to 13 mph W | 3% |
| Thursday Night | 59°F | Mostly Clear | 6 to 9 mph SE | 3% |
| Friday | 84°F | Sunny | 7 to 14 mph NW | 3% |
| Friday Night | 57°F | Mostly Clear | 5 to 13 mph E | 4% |
| Saturday | 83°F | Mostly Sunny | 5 to 12 mph NE | 5% |
| Saturday Night | 58°F | Mostly Clear then Slight Chance Rain Showers | 6 to 12 mph NE | 15% |
| Sunday | 82°F | Slight Chance Rain Showers then Mostly Sunny | 6 to 12 mph NE | 15% |
| Sunday Night | 59°F | Partly Cloudy then Chance Showers And Thunderstorms | 12 mph NE | 28% |
| Monday | 79°F | Chance Showers And Thunderstorms | 8 to 13 mph NE | 28% |
| Monday Night | 58°F | Slight Chance Rain Showers | 7 to 13 mph NE | 18% |
Forecast source: National Weather Service (api.weather.gov) for Jamestown (46.906, -98.694). Updated through the day.
Growing snapshot for Jamestown
Last spring frost
May 11
First fall frost
Sep 28
Growing season
138 days
Hardiness zone
4b
More local growing data for Jamestown: nearby ZIP 58405 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jamestown Muni Ap, Nd (1.5 mi from Jamestown). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.