Twin Valley, MN Weather & Growing Conditions
Today
70°F
Patchy Fog then Mostly Cloudy
Patchy fog before 10am. Mostly cloudy, with a high near 70. Northeast wind 6 to 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Patchy Fog then Mostly Cloudy | 6 to 12 mph NE | 2% |
| Tonight | 50°F | Mostly Cloudy | 8 to 12 mph NNE | 13% |
| Sunday | 67°F | Partly Sunny | 12 mph NE | 0% |
| Sunday Night | 43°F | Mostly Cloudy | 8 mph E | 0% |
| Monday | 67°F | Mostly Sunny | 8 mph ESE | 0% |
| Monday Night | 41°F | Mostly Clear | 5 to 8 mph SE | 1% |
| Tuesday | 66°F | Sunny | 9 to 15 mph SSE | 1% |
| Tuesday Night | 44°F | Mostly Clear | 13 mph SSE | 0% |
| Wednesday | 68°F | Mostly Sunny | 14 to 18 mph SSE | 1% |
| Wednesday Night | 50°F | Partly Cloudy | 10 to 14 mph SSE | 13% |
| Thursday | 70°F | Partly Sunny | 10 to 14 mph SSE | 13% |
| Thursday Night | 52°F | Partly Cloudy | 10 mph SSE | 12% |
| Friday | 73°F | Mostly Sunny | 9 to 16 mph SSE | 8% |
| Friday Night | 55°F | Mostly Cloudy | 15 mph SSE | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Twin Valley, MN
Last spring frost
May 11
First fall frost
Sep 27
Growing season
137 days
Hardiness zone
4a
Explore more for Twin Valley, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Ada, Mn (14.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.