Rothsay, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rothsay, a city in Wilkin County, Minnesota.
Tonight
54°F
Mostly Cloudy
Mostly cloudy. Low around 54, with temperatures rising to around 57 overnight. East wind 9 to 16 mph, with gusts as high as 26 mph.
7-day forecast for Rothsay
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Mostly Cloudy | 9 to 16 mph E | 7% |
| Saturday | 68°F | Partly Sunny | 10 mph ENE | 2% |
| Saturday Night | 53°F | Mostly Cloudy | 10 mph NE | 0% |
| Sunday | 67°F | Mostly Cloudy | 13 mph ENE | 0% |
| Sunday Night | 49°F | Mostly Cloudy | 10 mph E | 2% |
| Monday | 65°F | Partly Sunny | 7 to 10 mph ESE | 2% |
| Monday Night | 45°F | Partly Cloudy | 8 mph ESE | 1% |
| Tuesday | 66°F | Mostly Sunny | 8 to 14 mph SE | 0% |
| Tuesday Night | 48°F | Mostly Clear | 12 mph SSE | 2% |
| Wednesday | 67°F | Mostly Sunny | 12 to 17 mph SSE | 9% |
| Wednesday Night | 52°F | Partly Cloudy then Slight Chance Rain Showers | 13 mph SSE | 18% |
| Thursday | 71°F | Slight Chance Rain Showers then Partly Sunny | 12 mph SSE | 18% |
| Thursday Night | 53°F | Partly Cloudy | 9 mph SSE | 7% |
| Friday | 73°F | Mostly Sunny | 8 to 14 mph SSE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Rothsay (46.473, -96.284). Updated through the day.
Growing snapshot for Rothsay
Last spring frost
May 5
First fall frost
Oct 3
Growing season
149 days
Hardiness zone
4a
More local growing data for Rothsay: nearby ZIP 56579 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rothsay, Mn (2.7 mi from Rothsay). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.