Lanesboro, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lanesboro, a city in Carroll County, Iowa.
Today
77°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy. High near 77, with temperatures falling to around 74 in the afternoon. North northwest wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Lanesboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Showers And Thunderstorms Likely | 5 to 9 mph NNW | 62% |
| Tonight | 59°F | Showers And Thunderstorms Likely | 1 to 7 mph NNE | 62% |
| Wednesday | 74°F | Chance Showers And Thunderstorms | 3 mph NE | 29% |
| Wednesday Night | 54°F | Mostly Clear | 2 mph ENE | 2% |
| Thursday | 81°F | Sunny | 0 to 5 mph ESE | 1% |
| Thursday Night | 61°F | Mostly Clear | 3 mph SSE | 3% |
| Friday | 86°F | Sunny | 2 to 8 mph S | 6% |
| Friday Night | 66°F | Mostly Clear | 3 to 7 mph S | 11% |
| Saturday | 91°F | Sunny | 2 to 10 mph S | 9% |
| Saturday Night | 70°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 7 to 10 mph S | 17% |
| Sunday | 90°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 9 mph SSE | 17% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 6 to 9 mph SSE | 30% |
| Monday | 90°F | Chance Showers And Thunderstorms then Mostly Sunny | 8 to 12 mph SSE | 30% |
| Monday Night | 70°F | Partly Cloudy then Chance Showers And Thunderstorms | 8 to 12 mph ESE | 25% |
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 Aug 4, 2026.