10-Day Weather Forecast - DeKalb, IL

As of

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  • |74°F
    Partly Cloudy

    Tonight

    74°F

    Partly cloudy late then clearing. A slight chance of showers and thunderstorms. Patchy fog late. Temperatures in the lower 70s. East winds around 5 mph. Chance of precipitation 20 percent.

    Hourly details
  • 82|67°F
    Partly Cloudy

    Day

    82°F

    Partly cloudy. Patchy fog early in the morning. Humid. Highs in the mid 80s. Northeast winds 5 to 10 mph.

    Night

    67°F

    Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Northeast winds 5 to 10 mph.

    Hourly details
  • 79|62°F
    Partly Cloudy

    Day

    79°F

    Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. East winds 5 to 10 mph.

    Night

    62°F

    Partly cloudy. Lows in the upper 50s. East winds 5 to 10 mph.

    Hourly details
  • 79|63°F
    Partly Cloudy

    Day

    79°F

    Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. Southeast winds 5 to 10 mph.

    Night

    63°F

    Partly cloudy. Lows in the lower 60s.

    Hourly details
  • 87|74°F
    Partly Cloudy

    Day

    87°F

    Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 80s.

    Night

    74°F

    Partly cloudy. A chance of showers after midnight. Lows in the lower 70s. Chance of precipitation 30 percent.

    Hourly details
  • 86|64°F
    Partly Cloudy

    Day

    86°F

    Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 80s.

    Night

    64°F

    Partly cloudy. Lows in the lower 60s.

    Hourly details
  • 76|62°F
    Partly Cloudy

    Day

    76°F

    Partly cloudy. Highs around 80.

    Night

    62°F

    Partly cloudy. Lows in the upper 50s.

    Hourly details
  • 75|61°F
    Partly Cloudy

    Day

    75°F

    Partly cloudy in the morning, then clearing. Highs in the lower 80s.

    Night

    61°F

    Clear. Low temperature around 61F. Dew point will be around 59F with an average humidity of 84%. Winds will be 3 mph from the SE.

  • 76|63°F
    Sunny

    Day

    76°F

    Sunny. High temperature around 76F. Dew point will be around 60F with an average humidity of 67%. Winds will be 3 mph from the S.

    Night

    63°F

    Clear. Low temperature around 63F. Dew point will be around 61F with an average humidity of 82%. Winds will be 6 mph from the S.

  • 80|66°F
    Sunny

    Day

    80°F

    Sunny. High temperature around 80F. Dew point will be around 63F with an average humidity of 69%. Winds will be 6 mph from the SW.

    Night

    66°F

    Clear. Low temperature around 66F. Dew point will be around 63F with an average humidity of 79%. Winds will be 5 mph from the S.