Harman US

Elk Horn, IA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Elk Horn, a city in Shelby County, Iowa.

Overnight
69°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Cloudy. Low around 69, with temperatures rising to around 71 overnight. South southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Elk Horn

WhenTempForecastWindPrecip
Overnight 69°F Showers And Thunderstorms Likely 6 mph SSW 62%
Saturday 79°F Showers And Thunderstorms Likely 7 mph W 57%
Saturday Night 60°F Chance Showers And Thunderstorms 9 mph N 43%
Sunday 64°F Chance Rain Showers 8 to 13 mph NNE 42%
Sunday Night 55°F Chance Rain Showers 8 to 12 mph NE 37%
Monday 59°F Rain Showers Likely 10 mph NE 60%
Monday Night 50°F Chance Rain Showers then Mostly Cloudy 5 to 9 mph ENE 51%
Tuesday 59°F Partly Sunny 5 to 8 mph ENE 5%
Tuesday Night 45°F Partly Cloudy 1 to 5 mph E 2%
Wednesday 64°F Mostly Sunny 5 mph ESE 1%
Wednesday Night 51°F Partly Cloudy 3 mph SE 13%
Thursday 65°F Chance Rain Showers 1 to 6 mph SE 26%
Thursday Night 55°F Mostly Cloudy then Slight Chance Rain Showers 3 mph SE 19%
Friday 66°F Slight Chance Rain Showers 2 to 7 mph ESE 19%

Forecast source: National Weather Service (api.weather.gov) for Elk Horn (41.593, -95.061). Updated through the day.

Growing snapshot for Elk Horn

Last spring frost
May 2
First fall frost
Oct 3
Growing season
154 days
Hardiness zone
5a

More local growing data for Elk Horn: nearby ZIP 51531 weather · frost dates · planting calendar · Iowa frost dates

Nearby towns & communities

All Iowa locations ›

Climate data from the nearest NOAA station, Audubon, Ia (11.9 mi from Elk Horn). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.