Barnesville, MN Weather & Growing Conditions
Today
74°F
Sunny
Sunny, with a high near 74. West northwest wind 8 to 13 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Sunny | 8 to 13 mph WNW | 0% |
| Tonight | 52°F | Mostly Clear | 3 to 12 mph SW | 0% |
| Wednesday | 81°F | Sunny | 5 to 10 mph SW | 0% |
| Wednesday Night | 59°F | Partly Cloudy | 8 to 12 mph SSW | 6% |
| Thursday | 85°F | Sunny | 8 to 13 mph SSW | 6% |
| Thursday Night | 62°F | Mostly Clear | 7 to 13 mph S | 7% |
| Friday | 86°F | Sunny | 7 to 12 mph SW | 7% |
| Friday Night | 59°F | Mostly Clear | 5 to 12 mph ENE | 8% |
| Saturday | 83°F | Mostly Sunny | 5 to 9 mph E | 8% |
| Saturday Night | 60°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph NE | 19% |
| Sunday | 81°F | Slight Chance Rain Showers then Mostly Sunny | 6 to 9 mph NNE | 17% |
| Sunday Night | 61°F | Partly Cloudy then Slight Chance Rain Showers | 9 mph NE | 20% |
| Monday | 80°F | Slight Chance Rain Showers then Partly Sunny | 10 mph NE | 20% |
| Monday Night | 60°F | Slight Chance Rain Showers | 6 to 10 mph NE | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Barnesville, MN
Last spring frost
May 5
First fall frost
Oct 3
Growing season
149 days
Hardiness zone
4a
Explore more for Barnesville, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Rothsay, Mn (13.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.