Whitten, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Whitten, a city in Hardin County, Iowa.
Today
51°F
Slight Chance Rain Showers
A slight chance of rain showers before 5pm. Cloudy. High near 51, with temperatures falling to around 49 in the afternoon. West wind 14 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
7-day forecast for Whitten
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 51°F | Slight Chance Rain Showers | 14 to 17 mph W | 19% |
| Tonight | 43°F | Cloudy then Slight Chance Rain Showers | 13 mph W | 22% |
| Thursday | 53°F | Chance Rain Showers then Mostly Cloudy | 13 mph NW | 50% |
| Thursday Night | 37°F | Mostly Cloudy | 6 to 9 mph N | 12% |
| Friday | 48°F | Mostly Sunny | 3 to 7 mph N | 3% |
| Friday Night | 28°F | Partly Cloudy | 2 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 | 35°F | Clear | 3 mph SW | 0% |
| Monday | 63°F | Sunny | 3 to 9 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 62°F | Sunny | 3 mph NW | 0% |
| Tuesday Night | 40°F | Partly Cloudy | 2 mph NE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Whitten (42.264, -93.011). Updated through the day.
Growing snapshot for Whitten
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
165 days
Hardiness zone
5a
More local growing data for Whitten: nearby ZIP 50269 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Alden
Buckeye
Eldora
Garden City
Hubbard
Iowa Falls
New Providence
Owasa
Radcliffe
Steamboat Rock
Union
Climate data from the nearest NOAA station, Eldora, Ia (8.3 mi from Whitten). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.