Delavan, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Delavan, a city in Faribault County, Minnesota.
Tonight
43°F
Rain
Rain and patchy fog. Cloudy. Low around 43, with temperatures rising to around 47 overnight. North northwest wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Delavan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Rain | 15 mph NNW | 96% |
| Wednesday | 49°F | Light Rain | 15 mph WNW | 96% |
| Wednesday Night | 40°F | Light Rain | 15 mph NW | 89% |
| Thursday | 47°F | Light Rain Likely | 15 mph NNW | 57% |
| Thursday Night | 33°F | Mostly Cloudy | 5 to 10 mph N | 12% |
| Friday | 46°F | Partly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 29°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 53°F | Mostly Sunny | 0 to 10 mph SW | 2% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph WSW | 3% |
| Sunday | 58°F | Sunny | 5 to 10 mph W | 5% |
| Sunday Night | 36°F | Mostly Clear | 5 to 10 mph SSW | 1% |
| Monday | 60°F | Mostly Sunny | 10 to 15 mph WSW | 0% |
| Monday Night | 37°F | Mostly Clear | 5 to 10 mph WNW | 1% |
| Tuesday | 56°F | Mostly Sunny | 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Delavan (43.768, -94.017). Updated through the day.
Growing snapshot for Delavan
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
166 days
Hardiness zone
5a
More local growing data for Delavan: nearby ZIP 56023 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Winnebago, Mn (7.7 mi from Delavan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.