Elk Horn, IA Weather & Growing Conditions
Today
80°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers and thunderstorms. Partly sunny. High near 80, with temperatures falling to around 77 in the afternoon. North wind 5 to 12 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Chance Showers And Thunderstorms | 5 to 12 mph N | 78% |
| Tonight | 59°F | Patchy Smoke | 3 to 12 mph NE | 88% |
| Wednesday | 72°F | Chance Showers And Thunderstorms | 7 mph ENE | 50% |
| Wednesday Night | 55°F | Partly Cloudy | 0 to 6 mph ENE | 9% |
| Thursday | 80°F | Sunny | 0 to 5 mph ESE | 1% |
| Thursday Night | 61°F | Mostly Clear | 3 mph SE | 3% |
| Friday | 85°F | Sunny | 3 to 9 mph S | 3% |
| Friday Night | 66°F | Mostly Clear | 3 to 7 mph S | 8% |
| Saturday | 89°F | Sunny | 3 to 13 mph S | 4% |
| Saturday Night | 71°F | Mostly Clear | 14 mph S | 11% |
| Sunday | 90°F | Mostly Sunny | 8 to 13 mph SSE | 11% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 14 mph SSE | 27% |
| Monday | 90°F | Chance Showers And Thunderstorms then Mostly Sunny | 12 to 15 mph S | 27% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms | 9 to 16 mph SE | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Elk Horn, IA
Last spring frost
May 2
First fall frost
Oct 3
Growing season
154 days
Hardiness zone
5a
Explore more for Elk Horn, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Audubon, Ia (11.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.