Pleasanton, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pleasanton, a city in Decatur County, Iowa.
Overnight
71°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 71. South wind around 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Pleasanton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Slight Chance Showers And Thunderstorms | 8 mph S | 21% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 9 mph SW | 31% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely | 3 to 7 mph N | 69% |
| Sunday | 71°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 7 to 10 mph NNE | 62% |
| Sunday Night | 60°F | Showers And Thunderstorms Likely | 10 mph NE | 62% |
| Monday | 62°F | Rain Showers Likely | 10 mph NE | 55% |
| Monday Night | 54°F | Chance Rain Showers | 9 mph NE | 51% |
| Tuesday | 60°F | Mostly Cloudy | 9 mph NE | 10% |
| Tuesday Night | 48°F | Mostly Cloudy | 3 to 7 mph NE | 3% |
| Wednesday | 63°F | Mostly Sunny | 6 mph ENE | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 3 mph E | 4% |
| Thursday | 65°F | Partly Sunny | 5 mph ESE | 12% |
| Thursday Night | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph E | 15% |
| Friday | 67°F | Slight Chance Rain Showers | 2 to 6 mph E | 16% |
Forecast source: National Weather Service (api.weather.gov) for Pleasanton (40.582, -93.743). Updated through the day.
Growing snapshot for Pleasanton
Last spring frost
Apr 16
First fall frost
Oct 21
Growing season
186 days
Hardiness zone
5b
More local growing data for Pleasanton: nearby ZIP 50065 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lamoni Muni Ap, Ia (6.9 mi from Pleasanton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.