Barnesville, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Barnesville, a city in Clay County, Minnesota.
This Afternoon
47°F
Slight Chance Drizzle
A slight chance of drizzle. Cloudy. High near 47, with temperatures falling to around 44 in the afternoon. North wind around 21 mph, with gusts as high as 31 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Barnesville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 47°F | Slight Chance Drizzle | 21 mph N | 11% |
| Tonight | 39°F | Light Rain | 16 to 21 mph N | 81% |
| Wednesday | 46°F | Light Rain | 21 mph N | 82% |
| Wednesday Night | 32°F | Mostly Cloudy | 16 to 20 mph N | 12% |
| Thursday | 41°F | Mostly Cloudy | 9 to 17 mph N | 1% |
| Thursday Night | 27°F | Mostly Cloudy | 1 to 8 mph ENE | 0% |
| Friday | 43°F | Mostly Sunny | 1 to 7 mph SSE | 0% |
| Friday Night | 29°F | Partly Cloudy | 7 mph S | 0% |
| Saturday | 53°F | Mostly Sunny | 7 to 10 mph SW | 9% |
| Saturday Night | 33°F | Partly Cloudy | 5 to 8 mph W | 13% |
| Sunday | 53°F | Mostly Sunny | 5 to 8 mph SW | 3% |
| Sunday Night | 36°F | Partly Cloudy | 8 mph S | 0% |
| Monday | 56°F | Mostly Sunny | 8 to 16 mph WSW | 1% |
| Monday Night | 34°F | Mostly Clear | 5 to 9 mph WNW | 0% |
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 Nov 3, 2026.