Barrett, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Barrett, a city in Grant County, Minnesota.
This Afternoon
63°F
Rain Showers Likely
Rain showers likely. Mostly cloudy. High near 63, with temperatures falling to around 61 in the afternoon. East wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Barrett
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Rain Showers Likely | 18 mph E | 63% |
| Tonight | 55°F | Rain Showers Likely then Cloudy | 10 to 17 mph E | 60% |
| Saturday | 67°F | Mostly Cloudy | 12 mph NE | 4% |
| Saturday Night | 53°F | Mostly Cloudy | 9 mph NE | 0% |
| Sunday | 68°F | Mostly Cloudy | 13 mph ENE | 0% |
| Sunday Night | 48°F | Mostly Cloudy | 10 mph E | 4% |
| Monday | 65°F | Partly Sunny | 9 mph E | 4% |
| Monday Night | 45°F | Partly Cloudy | 7 mph ESE | 2% |
| Tuesday | 66°F | Mostly Sunny | 8 to 12 mph SE | 0% |
| Tuesday Night | 46°F | Mostly Clear | 9 mph SE | 1% |
| Wednesday | 67°F | Mostly Sunny | 9 to 14 mph SSE | 8% |
| Wednesday Night | 51°F | Slight Chance Rain Showers | 10 mph SSE | 20% |
| Thursday | 70°F | Slight Chance Rain Showers then Partly Sunny | 10 mph SSE | 20% |
| Thursday Night | 53°F | Partly Cloudy | 7 mph SSE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Barrett (45.913, -95.905). Updated through the day.
Growing snapshot for Barrett
Last spring frost
May 4
First fall frost
Oct 1
Growing season
150 days
Hardiness zone
4b
More local growing data for Barrett: nearby ZIP 56311 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Morris W Cntrl Rsch & Outreach, Mn (21.3 mi from Barrett). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.