Twin Valley, MN Weather & Growing Conditions
Today
45°F
Light Rain
Rain before 3pm. Cloudy, with a high near 45. North wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 45°F | Light Rain | 18 mph N | 76% |
| Tonight | 31°F | Mostly Cloudy | 14 to 17 mph N | 3% |
| Thursday | 39°F | Mostly Cloudy | 9 to 15 mph N | 0% |
| Thursday Night | 21°F | Partly Cloudy | 2 to 6 mph E | 0% |
| Friday | 41°F | Sunny | 3 to 8 mph S | 0% |
| Friday Night | 26°F | Partly Cloudy | 8 mph S | 0% |
| Saturday | 49°F | Mostly Sunny | 8 to 13 mph SW | 5% |
| Saturday Night | 30°F | Partly Cloudy | 6 to 9 mph W | 4% |
| Sunday | 50°F | Mostly Sunny | 8 mph SW | 0% |
| Sunday Night | 34°F | Partly Cloudy | 8 mph SSW | 0% |
| Monday | 54°F | Mostly Sunny | 8 to 14 mph W | 1% |
| Monday Night | 31°F | Mostly Clear | 3 to 8 mph WNW | 0% |
| Tuesday | 49°F | Mostly Sunny | 3 to 7 mph W | 2% |
| Tuesday Night | 32°F | Partly Cloudy | 5 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Twin Valley, MN
Last spring frost
May 7
First fall frost
Sep 28
Growing season
143 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, Mahnomen, Mn (12.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.