Harman US

Carter Lake, IA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Carter Lake, a city in Pottawattamie County, Iowa.

Today
79°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before noon, then a chance of showers and thunderstorms between noon and 4pm. Partly sunny. High near 79, with temperatures falling to around 77 in the afternoon. North northwest wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Carter Lake

WhenTempForecastWindPrecip
Today 79°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 7 mph NNW 25%
Tonight 62°F Chance Showers And Thunderstorms 9 mph N 39%
Sunday 65°F Chance Rain Showers 9 mph NNE 40%
Sunday Night 57°F Chance Rain Showers 8 mph NE 37%
Monday 61°F Rain Showers Likely 8 mph NE 59%
Monday Night 53°F Chance Rain Showers then Mostly Cloudy 3 to 7 mph NE 40%
Tuesday 62°F Partly Sunny 6 mph ENE 6%
Tuesday Night 49°F Partly Cloudy 5 mph ESE 1%
Wednesday 65°F Mostly Sunny 5 mph SE 4%
Wednesday Night 54°F Partly Cloudy then Chance Rain Showers 3 mph SE 27%
Thursday 65°F Chance Rain Showers 6 mph SE 32%
Thursday Night 58°F Chance Showers And Thunderstorms 5 mph SE 27%
Friday 67°F Chance Showers And Thunderstorms 6 mph SE 27%
Friday Night 59°F Slight Chance Rain Showers 5 mph SE 16%

Forecast source: National Weather Service (api.weather.gov) for Carter Lake (41.289, -95.917). Updated through the day.

Growing snapshot for Carter Lake

Last spring frost
Apr 18
First fall frost
Oct 21
Growing season
185 days
Hardiness zone
6a

More local growing data for Carter Lake: nearby ZIP 51510 weather · frost dates · planting calendar · Iowa frost dates

Nearby towns & communities

All Iowa locations ›

Climate data from the nearest NOAA station, Omaha Eppley Airfield, Ne (1.8 mi from Carter Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.