Lost Nation, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lost Nation, a city in Clinton County, Iowa.
Today
84°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 4pm. Partly sunny. High near 84, with temperatures falling to around 82 in the afternoon. Southwest wind around 5 mph. Chance of precipitation is 30%.
7-day forecast for Lost Nation
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 30% |
| Tonight | 65°F | Showers And Thunderstorms Likely | 0 to 5 mph N | 88% |
| Wednesday | 76°F | Showers And Thunderstorms Likely | 0 mph | 70% |
| Wednesday Night | 59°F | Chance Showers And Thunderstorms | 0 mph | 51% |
| Thursday | 80°F | Chance Rain Showers then Mostly Sunny | 0 mph | 29% |
| Thursday Night | 60°F | Mostly Clear | 0 mph | 4% |
| Friday | 82°F | Mostly Sunny | 0 mph | 4% |
| Friday Night | 64°F | Mostly Clear | 0 mph | 8% |
| Saturday | 85°F | Sunny | 0 to 5 mph S | 11% |
| Saturday Night | 69°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 mph S | 21% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 mph S | 21% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 39% |
| Monday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 mph S | 37% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 5 mph E | 37% |
Forecast source: National Weather Service (api.weather.gov) for Lost Nation (41.968, -90.818). Updated through the day.
Growing snapshot for Lost Nation
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
165 days
Hardiness zone
5a
More local growing data for Lost Nation: nearby ZIP 52254 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Andover
Calamus
Camanche
Charlotte
Clinton
Delmar
DeWitt
Goose Lake
Grand Mound
Low Moor
Toronto
Welton
Wheatland
Climate data from the nearest NOAA station, Lowden, Ia (8.7 mi from Lost Nation). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.