Harman US

Stanley, IA Weather & Growing Conditions

Today
78°F
Scattered Showers And Thunderstorms
Isolated rain showers between 11am and 2pm, then scattered showers and thunderstorms between 2pm and 4pm, then scattered showers and thunderstorms. Mostly cloudy. High near 78, with temperatures falling to around 74 in the afternoon. West wind 5 to 10 mph. Chance of precipitation is 50%.

7-day forecast

WhenTempForecastWindPrecip
Today 78°F Scattered Showers And Thunderstorms 5 to 10 mph W 50%
Tonight 61°F Chance Showers And Thunderstorms 5 to 10 mph N 72%
Wednesday 73°F Chance Showers And Thunderstorms then Partly Sunny 5 mph N 34%
Wednesday Night 56°F Partly Cloudy 5 mph N 12%
Thursday 78°F Sunny 0 to 5 mph E 4%
Thursday Night 60°F Mostly Clear 0 to 5 mph S 0%
Friday 81°F Sunny 5 to 10 mph S 4%
Friday Night 65°F Mostly Clear 5 to 10 mph S 11%
Saturday 83°F Sunny 5 to 10 mph S 11%
Saturday Night 69°F Chance Showers And Thunderstorms 10 to 15 mph S 25%
Sunday 84°F Chance Showers And Thunderstorms 10 mph S 25%
Sunday Night 68°F Chance Showers And Thunderstorms 10 mph S 40%
Monday 83°F Chance Showers And Thunderstorms 10 mph S 40%
Monday Night 68°F Slight Chance Showers And Thunderstorms 10 mph E 37%

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 Aug 4, 2026.