Searsboro, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Searsboro, a city in Poweshiek County, Iowa.
Overnight
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4am, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southeast wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Searsboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Chance Showers And Thunderstorms | 7 mph SE | 39% |
| Saturday | 82°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 8 mph SSW | 57% |
| Saturday Night | 62°F | Showers And Thunderstorms Likely | 5 to 8 mph NNW | 56% |
| Sunday | 67°F | Chance Rain Showers | 8 to 13 mph NNE | 56% |
| Sunday Night | 56°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 13 mph NE | 56% |
| Monday | 61°F | Rain Showers Likely | 13 mph NE | 58% |
| Monday Night | 51°F | Rain Showers Likely | 7 to 10 mph NE | 58% |
| Tuesday | 60°F | Chance Rain Showers then Partly Sunny | 9 mph NE | 26% |
| Tuesday Night | 45°F | Partly Cloudy | 6 mph NE | 3% |
| Wednesday | 64°F | Sunny | 5 mph NE | 1% |
| Wednesday Night | 50°F | Partly Cloudy | 3 mph ENE | 3% |
| Thursday | 66°F | Partly Sunny | 3 mph E | 13% |
| Thursday Night | 54°F | Mostly Cloudy | 2 mph E | 6% |
| Friday | 68°F | Partly Sunny | 5 mph E | 6% |
Forecast source: National Weather Service (api.weather.gov) for Searsboro (41.579, -92.704). Updated through the day.
Growing snapshot for Searsboro
Last spring frost
May 3
First fall frost
Oct 6
Growing season
155 days
Hardiness zone
5b
More local growing data for Searsboro: nearby ZIP 50242 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Grinnell 3 Sw, Ia (11.3 mi from Searsboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.