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City of Ionia, MIIonia, MI 7-Day Night Weather Forecast
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Ionia, MI Weather Forecast
Ionia, MI Weather Forecast Date: 657 AM EDT Fri Sep 18 2026
The area/counties/county of: Ionia, including the city of Ionia.or toggle through each period.
Today... Mostly sunny. Highs in the lower 70s. Northeast winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.
Tonight... Mostly cloudy. A 50% chance of rain showers after midnight. Lows around 50. East winds 5 to 10 mph with gusts to around 20 mph.
Saturday... Rain showers in the morning, then rain showers and a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. East winds 5 to 10 mph with gusts to around 20 mph. Chance of rain 90%.
Saturday Night... Rain showers likely and a slight chance of thunderstorms in the evening, then rain showers likely after midnight. Lows in the lower 50s. East winds 5 to 10 mph with gusts to around 25 mph. Chance of rain 70%.
Sunday... Rain showers likely in the morning, then a chance of rain showers in the afternoon. Highs in the mid 60s. Northeast winds 10 to 15 mph with gusts to around 30 mph. Chance of rain 60%.
Sunday Night... Partly cloudy. Lows in the upper 40s.
Monday... Mostly cloudy with a 20% chance of rain showers. Highs in the lower 60s.
Monday Night... Mostly cloudy with a 20% chance of rain showers. Lows in the mid 40s.
Tuesday... Partly sunny with a 20% chance of rain showers. Highs in the lower 60s.
Tuesday Night... Partly cloudy with a 20% chance of rain showers. Lows in the mid 40s.
Wednesday... Partly sunny with a 20% chance of rain showers. Highs in the mid 60s.
Wednesday Night... Partly cloudy. Lows in the mid 40s.
POP = Probability of Precipitation
Ionia Radar Loop
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