10-Day Weather Forecast - Belleville, IL

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  • 79|63°F
    Sunny
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    Today

    79°F

    Sunny. Highs around 80. Southeast winds 5 to 10 mph.

    Tonight

    63°F

    Partly cloudy in the evening then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

    Hourly details
  • Day

    81°F

    Thunderstorms likely. Showers likely. Breezy with highs in the lower 80s. South winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 70 percent.

    Night

    56°F

    Showers and thunderstorms likely in the evening then mostly clear after midnight. Breezy with lows in the lower 50s. Southwest winds 20 to 25 mph with gusts up to 35 mph becoming west 5 to 10 mph with gusts up to 20 mph after midnight. Chance of rain 70 percent.

    Hourly details
  • Day

    70°F

    Sunny. A chance of showers and thunderstorms in the afternoon. Cooler with highs in the lower 70s. Northwest winds around 5 mph. Chance of rain 40 percent.

    Night

    52°F

    Mostly cloudy with a chance of showers and thunderstorms in the evening then partly cloudy with a slight chance of showers after midnight. Lows around 50. Chance of rain 50 percent.

    Hourly details
  • Day

    68°F

    Mostly clear. Highs in the upper 60s. Lows in the mid 40s.

    Night

    43°F

    Mostly clear. Highs in the upper 60s. Lows in the mid 40s.

    Hourly details
  • Day

    68°F

    Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

    Night

    49°F

    Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

    Hourly details
  • Day

    66°F

    Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

    Night

    45°F

    Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

    Hourly details
  • Weekend Weather

  • Day

    65°F

    Partly cloudy. Highs in the upper 60s. Lows in the mid 40s.

    Night

    46°F

    Partly cloudy. Low temperature around 46F. Dew point will be around 40F with an average humidity of 66%. Winds will be 4 mph from the N.

  • Day

    69°F

    Sunny. High temperature around 69F. Dew point will be around 45F with an average humidity of 56%. Winds will be 3 mph from the N.

    Night

    49°F

    Clear. Low temperature around 49F. Dew point will be around 48F with an average humidity of 75%. Winds will be 1 mph from the SW.

  • Day

    70°F

    Mostly sunny. High temperature around 70F. Dew point will be around 49F with an average humidity of 62%. Winds will be 1 mph from the NW.

    Night

    51°F

    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 51F. Dew point will be around 50F with an average humidity of 77%. Winds will be 2 mph from the S.

  • Day

    70°F

    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 70F. Dew point will be around 50F with an average humidity of 63%. Winds will be 3 mph from the SW.

    Night

    53°F

    Partly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 53F. Dew point will be around 52F with an average humidity of 80%. Winds will be 2 mph from the SW.