10-Day Weather Forecast - Crystal Lake, IL

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  • |70°F
    Rain
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    Tonight

    70°F

    Mostly clear with likely rain. Chance of precipitation 95%. Low temperature around 70F. Dew point will be around 68F with an average humidity of 91%. Winds will be 5 mph from the W.

    Hourly details
  • Day

    81°F

    Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 80s. North winds 5 to 10 mph.

    Night

    64°F

    Mostly clear. Lows around 60. Northeast winds around 5 mph.

    Hourly details
  • Day

    80°F

    Mostly sunny. Highs in the lower 80s. Northeast winds around 5 mph.

    Night

    65°F

    Clear. Lows in the lower 60s. East winds around 5 mph in the evening becoming light and variable.

    Hourly details
  • Day

    85°F

    Mostly sunny. Highs in the mid 80s. South winds around 5 mph.

    Night

    72°F

    Mostly clear. Lows in the upper 60s.

    Hourly details
  • Weekend Weather

  • Day

    90°F

    Partly cloudy. Highs in the lower 90s. Heat index values up to 100.

    Night

    74°F

    Mostly cloudy with a chance of showers and thunderstorms. Lows around 70. Chance of precipitation 40 percent.

    Hourly details
  • Day

    81°F

    Mostly cloudy. Highs in the upper 80s.

    Night

    70°F

    Mostly cloudy. Lows in the upper 60s.

    Hourly details
  • Day

    83°F

    Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 40 percent.

    Night

    72°F

    A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of precipitation 40 percent.

    Hourly details
  • Day

    80°F

    Mostly cloudy with a chance of showers. Highs in the upper 70s. Chance of precipitation 40 percent.

    Night

    67°F

    Partly cloudy with a 40% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 68F with an average humidity of 90%. Winds will be 8 mph from the NE.

  • Day

    75°F

    Sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 75F. Dew point will be around 63F with an average humidity of 72%. Winds will be 10 mph from the NE.

    Night

    62°F

    Clear. Low temperature around 62F. Dew point will be around 60F with an average humidity of 80%. Winds will be 9 mph from the NE.

  • Day

    76°F

    Sunny. High temperature around 76F. Dew point will be around 59F with an average humidity of 66%. Winds will be 8 mph from the NE.

    Night

    61°F

    Clear. Low temperature around 61F. Dew point will be around 58F with an average humidity of 75%. Winds will be 5 mph from the NE.

  • Day

    78°F

    Sunny. High temperature around 78F. Dew point will be around 60F with an average humidity of 65%. Winds will be 2 mph from the NE.

    Night

    63°F

    Clear. Low temperature around 63F. Dew point will be around 61F with an average humidity of 77%. Winds will be 2 mph from the NE.