10-Day Weather Forecast - Affton, MO

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  • 23|13°F
    Sunny
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    Today

    23°F

    Sunny cooler with highs in the lower 20s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Wind chill values as low as 6 below this morning.

    Tonight

    13°F

    Mostly clear. Lows around 13. Southwest winds around 5 mph.

    Hourly details
  • Day

    39°F

    Mostly sunny. Not as cool with highs in the upper 30s. South winds 5 to 10 mph. Wind chill values as low as 5 above in the morning.

    Night

    32°F

    Partly cloudy in the evening then becoming mostly cloudy. Not as cool. Near steady temperature in the lower 30s. Temperature rising into the mid 30s after midnight. South winds 10 to 15 mph with gusts up to 25 mph.

    Hourly details
  • Day

    43°F

    Sunny. Highs in the mid 40s. West winds 10 to 15 mph with gusts up to 25 mph.

    Night

    26°F

    Mostly clear. Lows in the lower 20s. Highs in the mid 30s.

    Hourly details
  • Day

    37°F

    Mostly clear. Lows in the lower 20s. Highs in the mid 30s.

    Night

    23°F

    Mostly cloudy. Lows around 20. Highs in the upper 20s.

    Hourly details
  • Day

    21°F

    Mostly cloudy. Lows around 20. Highs in the upper 20s.

    Night

    3°F

    Mostly cloudy with a 20 percent chance of snow. Lows around zero. Highs around 15. Wind chill values as low as 15 below.

    Hourly details
  • Weekend Weather

  • Day

    14°F

    Mostly cloudy with a 20 percent chance of snow. Lows around zero. Highs around 15. Wind chill values as low as 15 below.

    Night

    5°F

    Mostly cloudy. A chance of snow mainly in the evening. Lows 5 to 10 above. Chance of snow 30 percent. Wind chill values as low as 5 below.

    Hourly details
  • Day

    21°F

    Mostly sunny. Not as cool with highs in the mid 20s.

    Night

    11°F

    Clear. Low temperature around 11F. Dew point will be around 3F with an average humidity of 59%. Winds will be 3 mph from the W.

  • Day

    29°F

    Sunny. High temperature around 29F. Dew point will be around 9F with an average humidity of 58%. Winds will be 3 mph from the W.

    Night

    18°F

    Clear. Low temperature around 18F. Dew point will be around 12F with an average humidity of 70%. Winds will be 2 mph from the W.

  • Day

    30°F

    Mostly cloudy. High temperature around 30F. Dew point will be around 16F with an average humidity of 67%. Winds will be 1 mph from the W.

    Night

    19°F

    Cloudy. Low temperature around 18F. Dew point will be around 14F with an average humidity of 70%. Winds will be 2 mph from the NW.

  • Day

    28°F

    Partly cloudy. High temperature around 28F. Dew point will be around 14F with an average humidity of 64%. Winds will be 4 mph from the NW.

    Night

    16°F

    Clear. Low temperature around 16F. Dew point will be around 11F with an average humidity of 68%. Winds will be 3 mph from the W.