Harman US

Thurman, IA Weather & Growing Conditions

Today
84°F
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms. Mostly sunny. High near 84, with temperatures falling to around 81 in the afternoon. West wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 84°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 7 mph W 50%
Tonight 63°F Chance Showers And Thunderstorms 9 mph N 58%
Sunday 67°F Chance Showers And Thunderstorms 10 mph NNE 36%
Sunday Night 58°F Chance Rain Showers 6 to 9 mph NE 39%
Monday 62°F Chance Rain Showers 9 mph NE 52%
Monday Night 53°F Chance Rain Showers then Mostly Cloudy 5 to 9 mph NE 30%
Tuesday 62°F Partly Sunny 7 mph ENE 3%
Tuesday Night 48°F Partly Cloudy 5 mph E 1%
Wednesday 65°F Mostly Sunny 5 mph ESE 3%
Wednesday Night 53°F Partly Cloudy then Slight Chance Rain Showers 3 mph SE 23%
Thursday 66°F Chance Rain Showers 5 mph SE 32%
Thursday Night 58°F Chance Showers And Thunderstorms 3 mph ESE 29%
Friday 67°F Chance Showers And Thunderstorms 6 mph SE 29%
Friday Night 58°F Mostly Cloudy then Slight Chance Rain Showers 5 mph SE 16%

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

Growing snapshot for Thurman, IA

Last spring frost
Apr 19
First fall frost
Oct 19
Growing season
182 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Sidney 1Sse, Ia (10 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.