Thompson, ND Weather & Growing Conditions
Tonight
52°F
Mostly Cloudy then Patchy Fog
Patchy fog after 1am. Mostly cloudy. Low around 52, with temperatures rising to around 54 overnight. Southeast wind 3 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Cloudy then Patchy Fog | 3 to 10 mph SE | 3% |
| Saturday | 71°F | Patchy Fog then Mostly Cloudy | 3 to 14 mph ENE | 10% |
| Saturday Night | 49°F | Mostly Cloudy | 8 to 14 mph NNE | 1% |
| Sunday | 68°F | Mostly Cloudy | 8 to 12 mph NE | 0% |
| Sunday Night | 45°F | Mostly Cloudy | 3 to 9 mph E | 0% |
| Monday | 69°F | Mostly Sunny | 3 to 8 mph SE | 0% |
| Monday Night | 43°F | Mostly Clear | 7 mph SSE | 0% |
| Tuesday | 69°F | Sunny | 7 to 16 mph SSE | 0% |
| Tuesday Night | 47°F | Mostly Clear | 14 mph SSE | 2% |
| Wednesday | 71°F | Mostly Sunny | 13 to 18 mph SSE | 7% |
| Wednesday Night | 52°F | Mostly Cloudy | 12 to 16 mph SSE | 13% |
| Thursday | 74°F | Mostly Sunny | 10 to 14 mph S | 13% |
| Thursday Night | 53°F | Mostly Clear | 10 mph SSE | 7% |
| Friday | 75°F | Mostly Sunny | 8 to 16 mph S | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Thompson, ND
Last spring frost
May 10
First fall frost
Oct 1
Growing season
144 days
Hardiness zone
4a
Explore more for Thompson, ND: full frost dates · planting calendar · North Dakota frost dates
Climate data from the nearest NOAA station, Grand Forks Univ (Nws), Nd (9.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.