Williston, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Williston, a city in Williams County, North Dakota.
Tonight
58°F
Slight Chance Rain Showers
A slight chance of rain showers before 4am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 58. Northeast wind around 9 mph. Chance of precipitation is 20%.
7-day forecast for Williston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Slight Chance Rain Showers | 9 mph NE | 19% |
| Saturday | 66°F | Patchy Fog | 9 to 17 mph NE | 17% |
| Saturday Night | 51°F | Chance Rain Showers | 13 to 17 mph E | 26% |
| Sunday | 62°F | Chance Rain Showers | 16 mph E | 46% |
| Sunday Night | 50°F | Chance Rain Showers then Mostly Cloudy | 8 to 14 mph SE | 39% |
| Monday | 69°F | Mostly Sunny | 8 to 18 mph SE | 1% |
| Monday Night | 51°F | Partly Cloudy | 14 to 17 mph SE | 0% |
| Tuesday | 73°F | Mostly Sunny | 14 to 21 mph SE | 1% |
| Tuesday Night | 54°F | Partly Cloudy | 10 to 20 mph SE | 4% |
| Wednesday | 77°F | Sunny | 10 to 14 mph SE | 8% |
| Wednesday Night | 54°F | Mostly Clear | 6 to 12 mph SE | 11% |
| Thursday | 78°F | Sunny | 6 to 12 mph SE | 4% |
| Thursday Night | 56°F | Mostly Clear | 12 mph SE | 3% |
| Friday | 77°F | Mostly Sunny | 9 to 18 mph SE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Williston (48.189, -103.649). Updated through the day.
Growing snapshot for Williston
Last spring frost
May 13
First fall frost
Sep 26
Growing season
135 days
Hardiness zone
4a
More local growing data for Williston: nearby ZIP 58801 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Williston Exp Farm, Nd (7.1 mi from Williston). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.