Harman US

Stanley, IA Weather & Growing Conditions

Overnight
64°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 64. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Overnight 64°F Showers And Thunderstorms 10 to 15 mph SE 91%
Saturday 77°F Showers And Thunderstorms 10 mph S 81%
Saturday Night 59°F Showers And Thunderstorms Likely 10 to 15 mph N 67%
Sunday 65°F Chance Rain Showers 15 mph NE 30%
Sunday Night 53°F Chance Rain Showers 15 mph NE 36%
Monday 61°F Chance Rain Showers 15 mph NE 36%
Monday Night 48°F Slight Chance Rain Showers 10 to 15 mph NE 23%
Tuesday 60°F Slight Chance Rain Showers then Partly Sunny 10 to 15 mph NE 20%
Tuesday Night 44°F Mostly Clear 5 to 10 mph NE 3%
Wednesday 64°F Sunny 5 to 10 mph NE 1%
Wednesday Night 49°F Partly Cloudy 5 mph E 2%
Thursday 65°F Mostly Sunny 5 mph E 6%
Thursday Night 52°F Partly Cloudy 5 mph E 5%
Friday 68°F Mostly Sunny 5 mph E 5%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Stanley, IA

Last spring frost
May 4
First fall frost
Oct 1
Growing season
150 days
Hardiness zone
5a

Explore more for Stanley, IA: full frost dates · planting calendar · Iowa frost dates

Climate data from the nearest NOAA station, Stanley, Ia (3.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.