Barnesville, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Barnesville, a city in Clay County, Minnesota.
This Afternoon
64°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. High near 64, with temperatures falling to around 61 in the afternoon. East southeast wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Barnesville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Chance Rain Showers | 15 mph ESE | 34% |
| Tonight | 54°F | Slight Chance Rain Showers then Patchy Fog | 7 to 15 mph E | 24% |
| Saturday | 70°F | Patchy Fog then Partly Sunny | 6 to 9 mph NE | 2% |
| Saturday Night | 53°F | Mostly Cloudy | 9 mph NNE | 0% |
| Sunday | 68°F | Mostly Cloudy | 8 to 12 mph ENE | 0% |
| Sunday Night | 48°F | Mostly Cloudy | 8 mph E | 1% |
| Monday | 66°F | Partly Sunny | 8 mph ESE | 1% |
| Monday Night | 45°F | Partly Cloudy | 7 mph SE | 1% |
| Tuesday | 68°F | Mostly Sunny | 7 to 13 mph SE | 0% |
| Tuesday Night | 48°F | Mostly Clear | 10 mph SSE | 2% |
| Wednesday | 69°F | Mostly Sunny | 12 to 16 mph SSE | 9% |
| Wednesday Night | 52°F | Partly Cloudy then Slight Chance Rain Showers | 13 mph SSE | 17% |
| Thursday | 72°F | Slight Chance Rain Showers then Partly Sunny | 12 mph S | 17% |
| Thursday Night | 53°F | Partly Cloudy | 9 mph SSE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Barnesville (46.650, -96.416). Updated through the day.
Growing snapshot for Barnesville
Last spring frost
May 5
First fall frost
Oct 3
Growing season
149 days
Hardiness zone
4a
More local growing data for Barnesville: nearby ZIP 56514 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rothsay, Mn (13.5 mi from Barnesville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.