West Union, MN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for West Union, a city in Todd County, Minnesota.

This Afternoon

60°F

Rain Showers Likely

Rain showers likely and patchy fog. Cloudy, with a high near 60. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for West Union

When	Temp	Forecast	Wind	Precip
This Afternoon	60°F	Rain Showers Likely	15 mph E	66%
Tonight	53°F	Rain Showers Likely	10 to 15 mph E	66%
Saturday	64°F	Cloudy	10 mph NE	6%
Saturday Night	51°F	Partly Cloudy	5 to 10 mph NE	2%
Sunday	67°F	Mostly Cloudy	10 to 15 mph NE	0%
Sunday Night	46°F	Mostly Cloudy	5 to 10 mph ENE	4%
Monday	63°F	Mostly Cloudy	5 to 10 mph E	4%
Monday Night	42°F	Partly Cloudy	5 mph E	2%
Tuesday	65°F	Mostly Sunny	5 to 10 mph ESE	0%
Tuesday Night	44°F	Mostly Clear	5 mph SE	1%
Wednesday	66°F	Mostly Sunny	5 to 10 mph SSE	3%
Wednesday Night	48°F	Partly Cloudy then Slight Chance Rain Showers	5 to 10 mph SSE	18%
Thursday	69°F	Slight Chance Rain Showers then Partly Sunny	5 to 10 mph SSE	18%
Thursday Night	51°F	Partly Cloudy	5 mph SSE	7%

Forecast source: National Weather Service (api.weather.gov) for West Union (45.804, -95.082). Updated through the day.

Growing snapshot for West Union

Last spring frost

May 13

First fall frost

Sep 27

Growing season

134 days

Hardiness zone

More local growing data for West Union: nearby ZIP 56389 weather · frost dates · planting calendar · Minnesota frost dates

Nearby towns & communities

Aldrich Bertha Browerville Burtrum Clarissa Eagle Bend Grey Eagle Hewitt Long Prairie Osakis Staples Verndale

All Minnesota locations ›

Climate data from the nearest NOAA station, Long Prairie, Mn (14.7 mi from West Union). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.