Ottertail, MN Weather & Growing Conditions
Today
72°F
Sunny
Sunny, with a high near 72. West northwest wind around 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Sunny | 12 mph WNW | 0% |
| Tonight | 53°F | Mostly Clear | 3 to 10 mph WSW | 0% |
| Wednesday | 78°F | Sunny | 6 to 12 mph SW | 0% |
| Wednesday Night | 60°F | Partly Cloudy | 8 to 13 mph SSW | 8% |
| Thursday | 83°F | Sunny | 10 to 15 mph SW | 8% |
| Thursday Night | 62°F | Mostly Clear | 8 to 14 mph SSW | 8% |
| Friday | 84°F | Sunny | 8 to 13 mph WSW | 8% |
| Friday Night | 60°F | Mostly Clear | 3 to 12 mph NE | 9% |
| Saturday | 84°F | Mostly Sunny | 5 to 9 mph WSW | 13% |
| Saturday Night | 61°F | Chance Showers And Thunderstorms | 6 to 9 mph ENE | 28% |
| Sunday | 80°F | Slight Chance Rain Showers then Sunny | 6 to 9 mph NE | 23% |
| Sunday Night | 61°F | Partly Cloudy then Slight Chance Rain Showers | 8 mph NNE | 17% |
| Monday | 80°F | Slight Chance Rain Showers then Partly Sunny | 6 to 9 mph NE | 17% |
| Monday Night | 60°F | Slight Chance Rain Showers | 6 to 9 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ottertail, MN
Last spring frost
May 5
First fall frost
Oct 5
Growing season
153 days
Hardiness zone
4a
Explore more for Ottertail, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Ottertail, Mn (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.