Yorktown, IA Weather & Growing Conditions
Overnight
71°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. Low around 71, with temperatures rising to around 74 overnight. South southwest wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Chance Showers And Thunderstorms | 8 mph SSW | 45% |
| Saturday | 85°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 44% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms | 8 mph N | 74% |
| Sunday | 68°F | Slight Chance Showers And Thunderstorms | 10 mph NNE | 45% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms | 9 mph NE | 50% |
| Monday | 62°F | Chance Rain Showers | 9 mph NE | 44% |
| Monday Night | 53°F | Chance Rain Showers then Mostly Cloudy | 5 to 8 mph NE | 40% |
| Tuesday | 61°F | Partly Sunny | 8 mph NE | 3% |
| Tuesday Night | 47°F | Partly Cloudy | 5 mph E | 2% |
| Wednesday | 65°F | Mostly Sunny | 5 mph E | 2% |
| Wednesday Night | 52°F | Partly Cloudy | 2 mph ESE | 13% |
| Thursday | 66°F | Chance Rain Showers | 5 mph SE | 28% |
| Thursday Night | 57°F | Chance Rain Showers | 3 mph ESE | 25% |
| Friday | 67°F | Chance Rain Showers | 6 mph ESE | 25% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Yorktown, IA
Last spring frost
Apr 25
First fall frost
Oct 11
Growing season
168 days
Hardiness zone
5b
Explore more for Yorktown, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Clarinda, Ia (7.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.