De Graff, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for De Graff, a city in Swift County, Minnesota.
Overnight
57°F
Mostly Cloudy
Mostly cloudy, with a low around 57. Northwest wind around 10 mph.
7-day forecast for De Graff
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Mostly Cloudy | 10 mph NW | 0% |
| Tuesday | 72°F | Patchy Smoke then Mostly Sunny | 10 to 15 mph NW | 1% |
| Tuesday Night | 52°F | Mostly Clear | 5 to 10 mph SW | 1% |
| Wednesday | 77°F | Sunny | 5 to 10 mph SSW | 0% |
| Wednesday Night | 57°F | Mostly Clear | 5 to 10 mph SSW | 0% |
| Thursday | 82°F | Sunny | 10 to 15 mph SSW | 0% |
| Thursday Night | 62°F | Mostly Clear | 10 mph S | 5% |
| Friday | 84°F | Sunny | 10 to 15 mph SSW | 8% |
| Friday Night | 60°F | Mostly Clear | 5 to 10 mph S | 10% |
| Saturday | 83°F | Sunny | 5 to 15 mph S | 13% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms | 10 mph E | 41% |
| Sunday | 82°F | Chance Showers And Thunderstorms then Mostly Sunny | 10 mph N | 34% |
| Sunday Night | 63°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph ENE | 20% |
| Monday | 81°F | Slight Chance Showers And Thunderstorms | 10 mph NE | 20% |
Forecast source: National Weather Service (api.weather.gov) for De Graff (45.260, -95.468). Updated through the day.
Growing snapshot for De Graff
Last spring frost
May 4
First fall frost
Oct 3
Growing season
151 days
Hardiness zone
4b
More local growing data for De Graff: nearby ZIP 56271 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Benson, Mn (11.1 mi from De Graff). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.