Madison, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Madison, a city in Lac Qui Parle County, Minnesota.
Overnight
40°F
Light Rain
Rain and patchy fog. Cloudy, with a low around 40. Northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Madison
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 40°F | Light Rain | 15 to 20 mph NW | 81% |
| Wednesday | 44°F | Light Rain | 20 mph NW | 91% |
| Wednesday Night | 34°F | Light Rain Likely then Mostly Cloudy | 15 to 20 mph NW | 68% |
| Thursday | 42°F | Mostly Cloudy | 10 to 15 mph NNW | 0% |
| Thursday Night | 28°F | Mostly Cloudy | 0 to 10 mph N | 0% |
| Friday | 43°F | Mostly Sunny | 0 to 5 mph ESE | 1% |
| Friday Night | 27°F | Partly Cloudy | 5 mph SSE | 0% |
| Saturday | 54°F | Mostly Sunny | 5 to 10 mph SW | 1% |
| Saturday Night | 34°F | Mostly Clear | 5 to 10 mph W | 0% |
| Sunday | 55°F | Sunny | 5 mph WSW | 0% |
| Sunday Night | 36°F | Mostly Clear | 5 mph SSW | 0% |
| Monday | 60°F | Mostly Sunny | 5 to 10 mph W | 0% |
| Monday Night | 35°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 55°F | Mostly Sunny | 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Madison (45.013, -96.189). Updated through the day.
Growing snapshot for Madison
Last spring frost
May 3
First fall frost
Oct 2
Growing season
151 days
Hardiness zone
4b
More local growing data for Madison: nearby ZIP 56256 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Madison Wwtp, Mn (2.5 mi from Madison). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.