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Hamilton County, TN Weather Forecast
Hamilton County, TN Weather Forecast Date: 656 PM EDT Sat Oct 31 2026
The area/counties/county of: Hamilton, including the cities of: Chattanooga, Lookout Mountain, and Signal Mountain.or toggle through each period.
Tonight... Cloudy. A chance of showers late. Lows in the mid 50s. Light winds. Chance of rain 40%.
Sunday... Cloudy with a 50% chance of showers. Highs in the lower 60s. Light winds.
Sunday Night... Mostly cloudy. A chance of showers until early morning. Near steady temperature in the mid 50s. Light winds. Chance of rain 40%.
Monday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 60s to lower 70s. Southeast winds 10 mph or less.
Monday Night... Partly cloudy. Lows in the mid 50s. Light winds.
Tuesday... Mostly sunny. Highs in the lower to mid 70s.
Tuesday Night... Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 60s. Chance of rain 40%.
Wednesday... Showers likely in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s to lower 70s. Chance of rain 70%.
Wednesday Night... Showers likely with a slight chance of thunderstorms in the evening, then showers likely after midnight. Lows around 60. Chance of rain 70%.
Thursday... Mostly cloudy in the morning, then becoming partly sunny. A 50% chance of showers. Highs in the upper 60s to lower 70s.
Thursday Night... Mostly cloudy. A chance of showers, mainly in the evening. Lows in the mid 50s. Chance of rain 30%.
Friday... Partly sunny. Highs in the upper 60s to lower 70s.
Friday Night... Partly cloudy. Lows in the lower 50s.
POP = Probability of Precipitation
Hamilton County Radar Loop
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