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Johnson, MN Weather & Growing Conditions

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

Overnight
57°F
Patchy Fog
Patchy fog and a slight chance of drizzle. Cloudy, with a low around 57. East northeast wind around 7 mph. Chance of precipitation is 20%.

7-day forecast for Johnson

WhenTempForecastWindPrecip
Overnight 57°F Patchy Fog 7 mph ENE 17%
Saturday 66°F Patchy Fog then Cloudy 6 to 9 mph NE 11%
Saturday Night 52°F Mostly Cloudy 7 mph NNE 3%
Sunday 67°F Mostly Cloudy 7 to 10 mph ENE 2%
Sunday Night 48°F Mostly Cloudy 8 mph E 3%
Monday 66°F Partly Sunny 7 mph E 3%
Monday Night 44°F Partly Cloudy 5 mph ESE 2%
Tuesday 66°F Sunny 6 to 12 mph SE 0%
Tuesday Night 45°F Mostly Clear 9 mph SE 0%
Wednesday 68°F Mostly Sunny 9 to 15 mph SE 5%
Wednesday Night 50°F Slight Chance Rain Showers 10 mph SSE 19%
Thursday 70°F Slight Chance Rain Showers then Partly Sunny 9 to 13 mph SSE 19%
Thursday Night 52°F Partly Cloudy 8 mph SE 11%
Friday 73°F Partly Sunny 8 to 14 mph SSE 11%

Forecast source: National Weather Service (api.weather.gov) for Johnson (45.572, -96.294). Updated through the day.

Growing snapshot for Johnson

Last spring frost
May 1
First fall frost
Oct 8
Growing season
159 days
Hardiness zone
4b

More local growing data for Johnson: nearby ZIP 56221 weather · frost dates · planting calendar · Minnesota frost dates

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Climate data from the nearest NOAA station, Artichoke Lake 1 E, Mn (12.4 mi from Johnson). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.