Calvin, ND Weather & Growing Conditions
Today
70°F
Mostly Sunny
Mostly sunny, with a high near 70. West northwest wind 13 to 16 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Mostly Sunny | 13 to 16 mph WNW | 0% |
| Tonight | 48°F | Mostly Clear | 7 to 13 mph WSW | 0% |
| Wednesday | 78°F | Mostly Sunny | 12 to 18 mph SW | 8% |
| Wednesday Night | 54°F | Partly Cloudy | 9 to 15 mph WSW | 13% |
| Thursday | 81°F | Sunny | 9 to 17 mph W | 1% |
| Thursday Night | 55°F | Mostly Clear | 8 to 14 mph W | 5% |
| Friday | 77°F | Sunny | 9 to 14 mph NW | 5% |
| Friday Night | 52°F | Partly Cloudy | 6 to 13 mph N | 6% |
| Saturday | 77°F | Mostly Sunny | 6 to 12 mph NNW | 6% |
| Saturday Night | 52°F | Partly Cloudy | 7 to 12 mph NNE | 11% |
| Sunday | 75°F | Mostly Sunny | 7 to 10 mph N | 11% |
| Sunday Night | 54°F | Chance Rain Showers | 7 to 10 mph NE | 26% |
| Monday | 75°F | Chance Rain Showers then Mostly Sunny | 7 to 10 mph NNE | 26% |
| Monday Night | 54°F | Slight Chance Rain Showers | 9 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Calvin, ND
Last spring frost
May 18
First fall frost
Sep 23
Growing season
127 days
Hardiness zone
3b
Explore more for Calvin, ND: full frost dates · planting calendar · North Dakota frost dates
Climate data from the nearest NOAA station, Hansboro 4 Nne, Nd (22.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.