Lanesboro, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lanesboro, a city in Carroll County, Iowa.
Overnight
42°F
Chance Rain Showers
A chance of rain showers. Cloudy. Low around 42, with temperatures rising to around 44 overnight. Northwest wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Lanesboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Chance Rain Showers | 15 mph NW | 36% |
| Wednesday | 49°F | Chance Rain Showers | 12 to 15 mph WNW | 29% |
| Wednesday Night | 42°F | Chance Rain Showers | 10 mph WNW | 32% |
| Thursday | 52°F | Chance Rain Showers then Mostly Cloudy | 10 mph NW | 29% |
| Thursday Night | 37°F | Mostly Cloudy | 2 to 7 mph N | 0% |
| Friday | 50°F | Mostly Sunny | 3 mph N | 0% |
| Friday Night | 29°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 54°F | Mostly Sunny | 0 to 3 mph SW | 1% |
| Saturday Night | 36°F | Mostly Clear | 2 mph W | 0% |
| Sunday | 59°F | Sunny | 3 mph W | 0% |
| Sunday Night | 38°F | Mostly Clear | 3 mph SW | 0% |
| Monday | 65°F | Sunny | 3 to 7 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 3 mph WNW | 0% |
| Tuesday | 63°F | Mostly Sunny | 2 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Lanesboro (42.183, -94.690). Updated through the day.
Growing snapshot for Lanesboro
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
166 days
Hardiness zone
5a
More local growing data for Lanesboro: nearby ZIP 51451 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Carroll, Ia (11.5 mi from Lanesboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.