Steamboat Rock, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Steamboat Rock, a city in Hardin County, Iowa.
Today
51°F
Slight Chance Rain Showers
A slight chance of rain showers. Cloudy. High near 51, with temperatures falling to around 49 in the afternoon. West wind 12 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Steamboat Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 51°F | Slight Chance Rain Showers | 12 to 17 mph W | 20% |
| Tonight | 43°F | Chance Rain Showers | 13 mph W | 29% |
| Thursday | 53°F | Chance Rain Showers then Cloudy | 13 mph NW | 52% |
| Thursday Night | 36°F | Mostly Cloudy | 5 to 9 mph N | 14% |
| Friday | 48°F | Mostly Sunny | 2 to 7 mph NNE | 3% |
| Friday Night | 29°F | Partly Cloudy | 1 mph N | 0% |
| Saturday | 52°F | Mostly Sunny | 0 to 3 mph WSW | 0% |
| Saturday Night | 34°F | Mostly Clear | 3 mph W | 1% |
| Sunday | 57°F | Sunny | 6 mph W | 2% |
| Sunday Night | 36°F | Clear | 3 mph SW | 0% |
| Monday | 63°F | Sunny | 3 to 9 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 61°F | Mostly Sunny | 3 mph NW | 0% |
| Tuesday Night | 41°F | Partly Cloudy | 2 mph ENE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Steamboat Rock (42.408, -93.066). Updated through the day.
Growing snapshot for Steamboat Rock
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
165 days
Hardiness zone
5a
More local growing data for Steamboat Rock: nearby ZIP 50672 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Eldora, Ia (4.4 mi from Steamboat Rock). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.