Millerton, IA Weather & Growing Conditions
This Afternoon
70°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. High near 70, with temperatures falling to around 62 in the afternoon. South southwest wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Showers And Thunderstorms | 10 mph SSW | 80% |
| Tonight | 46°F | Chance Rain Showers | 8 to 13 mph WSW | 34% |
| Wednesday | 53°F | Mostly Cloudy | 12 to 17 mph W | 11% |
| Wednesday Night | 42°F | Mostly Cloudy | 10 mph W | 5% |
| Thursday | 53°F | Mostly Cloudy then Chance Rain Showers | 8 to 12 mph WNW | 31% |
| Thursday Night | 40°F | Slight Chance Rain Showers then Mostly Cloudy | 8 mph NNW | 18% |
| Friday | 52°F | Partly Sunny | 3 to 8 mph N | 5% |
| Friday Night | 34°F | Partly Cloudy | 2 mph NNW | 0% |
| Saturday | 55°F | Partly Sunny | 0 to 5 mph WSW | 3% |
| Saturday Night | 37°F | Mostly Clear | 1 to 5 mph W | 5% |
| Sunday | 61°F | Sunny | 6 mph W | 4% |
| Sunday Night | 38°F | Mostly Clear | 6 mph SW | 1% |
| Monday | 65°F | Sunny | 6 to 13 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 6 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Millerton, IA
Last spring frost
Apr 21
First fall frost
Oct 19
Growing season
178 days
Hardiness zone
5b
Explore more for Millerton, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Allerton, Ia (10.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.