Harman US

Mondamin, IA Weather & Growing Conditions

Today
73°F
Patchy Smoke
Patchy smoke and a chance of showers and thunderstorms before 1pm, then patchy smoke and showers and thunderstorms likely between 1pm and 4pm, then patchy smoke and showers and thunderstorms likely between 4pm and 5pm, then patchy smoke and a chance of showers and thunderstorms. Mostly cloudy. High near 73, with temperatures falling to around 70 in the afternoon. North northeast wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 73°F Patchy Smoke 13 mph NNE 67%
Tonight 59°F Patchy Smoke 2 to 13 mph NNE 62%
Wednesday 76°F Patchy Smoke 6 mph NE 25%
Wednesday Night 55°F Patchy Smoke then Patchy Fog 1 to 5 mph ESE 2%
Thursday 81°F Patchy Fog then Sunny 1 to 8 mph SE 0%
Thursday Night 64°F Mostly Clear 5 to 8 mph SSE 7%
Friday 86°F Mostly Sunny 3 to 7 mph S 9%
Friday Night 66°F Mostly Clear 3 to 7 mph SSE 9%
Saturday 87°F Mostly Sunny 3 to 12 mph SE 13%
Saturday Night 69°F Slight Chance Showers And Thunderstorms 5 to 12 mph SSE 23%
Sunday 89°F Slight Chance Showers And Thunderstorms then Mostly Sunny 5 to 12 mph SE 18%
Sunday Night 72°F Slight Chance Showers And Thunderstorms 9 to 13 mph SSE 22%
Monday 90°F Slight Chance Showers And Thunderstorms then Mostly Sunny 8 to 12 mph SSW 21%
Monday Night 68°F Partly Cloudy then Chance Showers And Thunderstorms 8 to 13 mph E 27%

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

Growing snapshot for Mondamin, IA

Last spring frost
May 1
First fall frost
Oct 3
Growing season
155 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Little Sioux 2 Nw, Ia (6.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.