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Koszta, IA 7-Day Night Weather Forecast
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Koszta, IA Weather Forecast
Koszta, IA Weather Forecast Date: 1156 PM CDT Sun Oct 04 2026
The area/counties/county of: Iowa, including the city of Marengo.or toggle through each period.
Rest of Tonight... Clear. Near steady temperature in the upper 40s. Light and variable winds.
Monday... Sunny. Highs around 70. Light and variable winds, becoming south around 5 mph in the afternoon.
Monday Night... Clear. Lows in the upper 40s. South winds around 5 mph.
Tuesday... Sunny. Highs in the mid 70s. South winds 10 to 15 mph.
Tuesday Night... Clear. Lows in the mid 50s. Southwest winds 5 to 10 mph, becoming west after midnight.
Wednesday... Mostly clear. Highs in the lower 70s. Lows in the lower 50s.
Wednesday Night... Mostly clear. Highs in the lower 70s. Lows in the lower 50s.
Thursday... Partly cloudy. Highs around 70. Lows in the lower 50s.
Friday... Partly cloudy. Highs around 70. Lows in the lower 50s.
Friday Night... Mostly clear. Lows in the mid 50s. Highs in the mid 70s.
Saturday... Mostly clear. Lows in the mid 50s. Highs in the mid 70s.
Saturday Night... Mostly clear. Lows in the upper 50s.
POP = Probability of Precipitation
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