Royalton, MN Weather & Growing Conditions
Tonight
52°F
Chance Rain Showers
A chance of rain showers before 1am, then a chance of drizzle between 1am and 3am. Cloudy. Low around 52, with temperatures rising to around 56 overnight. East wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Chance Rain Showers | 10 mph E | 35% |
| Saturday | 65°F | Cloudy | 10 mph NE | 14% |
| Saturday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 2% |
| Sunday | 67°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Sunday Night | 45°F | Mostly Cloudy | 5 to 10 mph ENE | 1% |
| Monday | 63°F | Partly Sunny | 5 to 10 mph E | 4% |
| Monday Night | 41°F | Partly Cloudy | 0 to 5 mph E | 2% |
| Tuesday | 64°F | Mostly Sunny | 0 to 10 mph ESE | 1% |
| Tuesday Night | 42°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Wednesday | 66°F | Sunny | 0 to 10 mph SE | 1% |
| Wednesday Night | 46°F | Partly Cloudy | 0 to 5 mph SSE | 12% |
| Thursday | 69°F | Partly Sunny | 0 to 10 mph S | 12% |
| Thursday Night | 49°F | Partly Cloudy | 0 to 5 mph SSE | 5% |
| Friday | 71°F | Mostly Sunny | 0 to 10 mph SE | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Royalton, MN
Last spring frost
May 10
First fall frost
Sep 29
Growing season
140 days
Hardiness zone
4a
Explore more for Royalton, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Rice, Mn (7.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.