Harman US

Gibson, IA Weather & Growing Conditions

Today
84°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 84. West wind 5 to 10 mph. Chance of precipitation is 40%.

7-day forecast

WhenTempForecastWindPrecip
Today 84°F Partly Sunny then Chance Showers And Thunderstorms 5 to 10 mph W 36%
Tonight 64°F Showers And Thunderstorms Likely 5 to 10 mph N 87%
Wednesday 76°F Showers And Thunderstorms 5 mph NE 78%
Wednesday Night 58°F Chance Showers And Thunderstorms 5 mph NE 47%
Thursday 81°F Slight Chance Rain Showers then Sunny 5 mph NE 19%
Thursday Night 60°F Mostly Clear 0 to 5 mph E 2%
Friday 84°F Sunny 0 to 5 mph SE 5%
Friday Night 65°F Slight Chance Showers And Thunderstorms 5 mph S 16%
Saturday 88°F Sunny then Slight Chance Rain Showers 5 mph S 15%
Saturday Night 70°F Slight Chance Rain Showers then Mostly Clear 10 mph S 15%
Sunday 89°F Sunny 10 mph S 13%
Sunday Night 69°F Slight Chance Showers And Thunderstorms 10 mph S 33%
Monday 89°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 10 to 15 mph S 33%
Monday Night 70°F Slight Chance Showers And Thunderstorms 10 to 15 mph S 31%

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

Growing snapshot for Gibson, IA

Last spring frost
Apr 24
First fall frost
Oct 15
Growing season
172 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Sigourney, Ia (13.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.