Dunkerton, IA Weather & Growing Conditions
Tonight
64°F
Chance Showers And Thunderstorms then Patchy Fog
A chance of showers and thunderstorms before midnight, then patchy fog and showers and thunderstorms. Cloudy. Low around 64, with temperatures rising to around 67 overnight. Southeast wind 10 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 64°F | Chance Showers And Thunderstorms then Patchy Fog | 10 to 15 mph SE | 81% |
| Saturday | 77°F | Patchy Fog | 9 mph SW | 67% |
| Saturday Night | 59°F | Chance Showers And Thunderstorms | 9 to 14 mph N | 39% |
| Sunday | 66°F | Chance Rain Showers | 14 to 17 mph NE | 47% |
| Sunday Night | 54°F | Slight Chance Rain Showers | 16 mph ENE | 23% |
| Monday | 61°F | Chance Rain Showers | 17 mph ENE | 53% |
| Monday Night | 49°F | Chance Rain Showers | 12 to 15 mph NE | 53% |
| Tuesday | 60°F | Chance Rain Showers | 12 mph ENE | 35% |
| Tuesday Night | 46°F | Partly Cloudy | 8 mph ENE | 3% |
| Wednesday | 64°F | Sunny | 7 mph ENE | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 6 mph E | 3% |
| Thursday | 66°F | Mostly Sunny | 5 mph ESE | 10% |
| Thursday Night | 52°F | Partly Cloudy | 3 mph ESE | 7% |
| Friday | 68°F | Mostly Sunny | 6 mph ENE | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dunkerton, IA
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
165 days
Hardiness zone
5a
Explore more for Dunkerton, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Waterloo Muni Ap, Ia (11.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.