Lost Nation, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lost Nation, a city in Clinton County, Iowa.
Overnight
52°F
Mostly Cloudy
Mostly cloudy. Low around 52, with temperatures rising to around 54 overnight. Southwest wind 5 to 10 mph.
7-day forecast for Lost Nation
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Cloudy | 5 to 10 mph SW | 12% |
| Wednesday | 54°F | Chance Rain Showers | 10 mph SW | 37% |
| Wednesday Night | 46°F | Chance Rain Showers | 5 to 10 mph SW | 25% |
| Thursday | 55°F | Chance Rain Showers | 5 to 10 mph NW | 53% |
| Thursday Night | 41°F | Mostly Cloudy | 5 mph N | 13% |
| Friday | 50°F | Partly Sunny | 5 mph N | 3% |
| Friday Night | 31°F | Mostly Clear | 0 mph | 0% |
| Saturday | 52°F | Sunny | 0 mph | 1% |
| Saturday Night | 34°F | Mostly Clear | 0 mph | 2% |
| Sunday | 57°F | Sunny | 0 to 5 mph W | 2% |
| Sunday Night | 35°F | Clear | 0 mph | 0% |
| Monday | 62°F | Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 0 to 5 mph W | 0% |
| Tuesday | 63°F | Sunny | 0 mph | 0% |
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 Nov 4, 2026.