Whitten, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Whitten, a city in Hardin County, Iowa.
Today
79°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 79, with temperatures falling to around 76 in the afternoon. West southwest wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Whitten
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Chance Showers And Thunderstorms | 7 mph WSW | 51% |
| Tonight | 60°F | Chance Showers And Thunderstorms | 7 to 10 mph N | 33% |
| Sunday | 66°F | Slight Chance Rain Showers then Chance Drizzle | 10 to 14 mph NE | 33% |
| Sunday Night | 54°F | Chance Rain Showers | 13 mph ENE | 43% |
| Monday | 62°F | Chance Rain Showers | 13 mph NE | 43% |
| Monday Night | 49°F | Chance Rain Showers | 7 to 10 mph NE | 43% |
| Tuesday | 60°F | Slight Chance Rain Showers then Partly Sunny | 8 mph ENE | 15% |
| Tuesday Night | 45°F | Partly Cloudy | 2 to 6 mph ENE | 2% |
| Wednesday | 65°F | Sunny | 5 mph ENE | 1% |
| Wednesday Night | 50°F | Partly Cloudy | 3 mph E | 5% |
| Thursday | 66°F | Partly Sunny | 3 mph E | 13% |
| Thursday Night | 53°F | Mostly Cloudy | 2 mph E | 10% |
| Friday | 69°F | Partly Sunny | 1 to 5 mph E | 6% |
| Friday Night | 54°F | Mostly Cloudy | 3 mph ESE | 9% |
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 Sep 19, 2026.