Harman US

Humeston, IA Weather & Growing Conditions

Today
88°F
Partly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 2pm. Partly sunny. High near 88, with temperatures falling to around 86 in the afternoon. West wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 88°F Partly Sunny then Slight Chance Showers And Thunderstorms 7 mph W 24%
Tonight 64°F Showers And Thunderstorms 9 mph NNE 75%
Wednesday 75°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 8 mph NE 80%
Wednesday Night 59°F Showers And Thunderstorms Likely 3 to 9 mph NE 58%
Thursday 81°F Chance Showers And Thunderstorms then Mostly Sunny 3 mph ENE 35%
Thursday Night 61°F Mostly Clear 3 mph ESE 4%
Friday 85°F Sunny 6 mph S 6%
Friday Night 66°F Mostly Clear 6 mph S 14%
Saturday 89°F Sunny 6 to 12 mph SSW 6%
Saturday Night 71°F Mostly Clear 14 mph SSW 9%
Sunday 91°F Sunny 13 to 16 mph SSW 9%
Sunday Night 71°F Partly Cloudy then Slight Chance Showers And Thunderstorms 15 mph SSW 18%
Monday 91°F Slight Chance Showers And Thunderstorms then Mostly Sunny 14 to 18 mph SSW 18%
Monday Night 72°F Chance Showers And Thunderstorms 13 to 17 mph S 26%

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

Growing snapshot for Humeston, IA

Last spring frost
Apr 30
First fall frost
Oct 8
Growing season
161 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Leon 6 Ese, Ia (10.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.