Farmington, MN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Farmington, a city in Dakota County, Minnesota.

Tonight

55°F

Patchy Fog

Patchy fog and showers and thunderstorms. Cloudy, with a low around 55. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Farmington

When	Temp	Forecast	Wind	Precip
Tonight	55°F	Patchy Fog	10 to 15 mph E	87%
Saturday	64°F	Chance Rain Showers then Cloudy	10 mph NE	49%
Saturday Night	52°F	Slight Chance Drizzle then Mostly Cloudy	5 to 10 mph NNE	16%
Sunday	68°F	Partly Sunny	10 mph NE	3%
Sunday Night	48°F	Mostly Cloudy	5 mph ENE	5%
Monday	63°F	Mostly Cloudy	5 to 10 mph E	12%
Monday Night	43°F	Mostly Cloudy	5 mph ENE	12%
Tuesday	63°F	Mostly Sunny	5 mph E	4%
Tuesday Night	43°F	Partly Cloudy	0 to 5 mph ESE	1%
Wednesday	66°F	Sunny	0 to 5 mph SE	0%
Wednesday Night	47°F	Partly Cloudy	0 to 5 mph SSE	10%
Thursday	69°F	Mostly Sunny	0 to 5 mph SSE	12%
Thursday Night	50°F	Partly Cloudy	0 mph	6%
Friday	71°F	Mostly Sunny	0 to 5 mph SSE	5%

Forecast source: National Weather Service (api.weather.gov) for Farmington (44.659, -93.169). Updated through the day.

Growing snapshot for Farmington

Last spring frost

Apr 27

First fall frost

Oct 10

Growing season

166 days

Hardiness zone

More local growing data for Farmington: nearby ZIP 55024 weather · frost dates · planting calendar · Minnesota frost dates

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Climate data from the nearest NOAA station, Farmington 3 Nw, Mn (3.3 mi from Farmington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.