Jamestown, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jamestown, a city in Stutsman County, North Dakota.
This Afternoon
47°F
Slight Chance Drizzle
A slight chance of drizzle before 3pm. Cloudy. High near 47, with temperatures falling to around 45 in the afternoon. North wind 15 to 22 mph, with gusts as high as 32 mph.
7-day forecast for Jamestown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 47°F | Slight Chance Drizzle | 15 to 22 mph N | 10% |
| Tonight | 33°F | Mostly Cloudy | 10 to 15 mph N | 0% |
| Wednesday | 46°F | Mostly Cloudy | 15 to 18 mph N | 0% |
| Wednesday Night | 30°F | Mostly Cloudy | 14 mph N | 0% |
| Thursday | 40°F | Partly Sunny | 5 to 13 mph N | 0% |
| Thursday Night | 25°F | Mostly Cloudy | 3 mph SE | 3% |
| Friday | 46°F | Mostly Sunny | 3 to 8 mph S | 0% |
| Friday Night | 30°F | Partly Cloudy | 6 mph SW | 0% |
| Saturday | 54°F | Mostly Sunny | 7 to 16 mph W | 4% |
| Saturday Night | 33°F | Partly Cloudy | 6 to 10 mph W | 3% |
| Sunday | 54°F | Mostly Sunny | 6 to 9 mph SW | 1% |
| Sunday Night | 37°F | Partly Cloudy | 7 to 10 mph SW | 0% |
| Monday | 56°F | Mostly Sunny | 9 to 18 mph W | 0% |
| Monday Night | 32°F | Mostly Clear | 3 to 7 mph W | 0% |
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 Nov 3, 2026.