10-Day Weather Forecast - Herculaneum, MO

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  • 65|42°F
    Partly Cloudy
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    Today

    65°F

    Partly cloudy. High temperature around 65F. Dew point will be around 34F with an average humidity of 49%. Winds will be 9 mph from the W.

    Tonight

    42°F

    Cloudy. A chance of rain this evening then a chance of sprinkles after midnight. Lows in the upper 30s. West winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 50 percent.

    Hourly details
  • Day

    41°F

    Mostly cloudy with a chance of sprinkles and flurries in the morning then mostly sunny in the afternoon. Much cooler with highs around 40. Temperature falling into the lower 30s in the afternoon. Northwest winds 15 to 20 mph with gusts up to 30 mph.

    Night

    18°F

    Clear. Much cooler with lows around 17. Northwest winds 10 to 15 mph with gusts up to 25 mph.

    Hourly details
  • Day

    36°F

    Sunny. Highs in the mid 30s. Northwest winds 5 to 10 mph becoming southwest in the afternoon.

    Night

    29°F

    Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of snow. Lows in the mid 20s. Temperature rising into the lower 30s after midnight. Southwest winds 5 to 10 mph with gusts up to 25 mph.

    Hourly details
  • Day

    45°F

    Mostly cloudy. Highs in the mid 40s. Lows around 20.

    Night

    21°F

    Mostly cloudy. Highs in the mid 40s. Lows around 20.

    Hourly details
  • Weekend Weather

  • Day

    30°F

    Partly sunny. Much cooler with highs in the upper 20s.

    Night

    10°F

    Partly cloudy in the evening then clearing. Lows around 10 above. Wind chill values as low as zero.

    Hourly details
  • Day

    29°F

    Mostly clear. Highs in the mid 30s. Lows around 20. Wind chill values as low as zero.

    Night

    19°F

    Mostly clear. Highs in the mid 30s. Lows around 20. Wind chill values as low as zero.

    Hourly details
  • Day

    33°F

    Mostly clear. Highs in the mid 30s. Lows around 20. Wind chill values as low as zero.

    Night

    16°F

    Mostly clear. Lows 10 to 15.

  • Day

    37°F

    Mostly sunny. Highs in the mid 30s.

    Night

    25°F

    Clear. Low temperature around 25F. Dew point will be around 14F with an average humidity of 60%. Winds will be 5 mph from the SE.

  • Day

    43°F

    Partly cloudy. High temperature around 43F. Dew point will be around 27F with an average humidity of 64%. Winds will be 6 mph from the S.

    Night

    32°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 32F. Dew point will be around 29F with an average humidity of 80%. Winds will be 4 mph from the SE.

  • Day

    43°F

    Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 43F. Dew point will be around 33F with an average humidity of 77%. Winds will be 5 mph from the SE.

    Night

    36°F

    Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 36F. Dew point will be around 34F with an average humidity of 86%. Winds will be 4 mph from the SE.