Harman US

Whiting, IA Weather & Growing Conditions

Today
73°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 10am, then patchy smoke and a chance of showers and thunderstorms between 10am and 2pm, then patchy smoke and showers and thunderstorms likely between 2pm and 4pm, then patchy smoke and a chance of showers and thunderstorms between 4pm and 5pm, then patchy smoke and a slight chance of showers and thunderstorms. Mostly cloudy. High near 73, with temperatures falling to around 71 in the afternoon. North wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 73°F Chance Showers And Thunderstorms 10 to 14 mph N 71%
Tonight 57°F Patchy Smoke 2 to 9 mph NNE 28%
Wednesday 74°F Patchy Smoke then Partly Sunny 5 mph NE 13%
Wednesday Night 53°F Mostly Clear 1 to 5 mph SE 1%
Thursday 80°F Sunny 1 to 9 mph SSE 1%
Thursday Night 61°F Mostly Clear 5 to 9 mph S 2%
Friday 86°F Sunny 5 to 12 mph S 3%
Friday Night 66°F Mostly Clear 5 to 10 mph S 9%
Saturday 90°F Sunny 5 to 17 mph S 3%
Saturday Night 69°F Mostly Clear 10 to 17 mph SSE 14%
Sunday 90°F Mostly Sunny 9 to 13 mph SSE 12%
Sunday Night 70°F Partly Cloudy then Slight Chance Showers And Thunderstorms 10 to 14 mph SE 17%
Monday 90°F Slight Chance Showers And Thunderstorms then Mostly Sunny 10 to 17 mph SE 17%
Monday Night 70°F Slight Chance Showers And Thunderstorms 10 to 17 mph E 17%

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

Growing snapshot for Whiting, IA

Last spring frost
May 1
First fall frost
Oct 3
Growing season
154 days
Hardiness zone
5a

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

Climate data from the nearest NOAA station, Onawa 3Nw, Ia (5.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.