10-Day Weather Forecast - Saint John, MO

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  • Weekend Weather

  • 72|64°F
    Mostly Sunny
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    Today

    72°F

    Patchy fog early this morning. Mostly sunny. Highs in the lower 70s. South winds 5 to 10 mph with gusts up to 20 mph.

    Tonight

    64°F

    Mostly cloudy. A slight chance of showers after midnight. Not as cool with lows in the lower 60s. South winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 20 percent.

    Hourly details
  • Day

    70°F

    Mostly cloudy. A chance of showers in the morning then showers in the afternoon. Highs in the lower 70s. Temperature falling into the lower 50s in the afternoon. Southwest winds 10 to 15 mph becoming west 15 to 20 mph in the afternoon. Chance of rain 80 percent.

    Night

    18°F

    Mostly cloudy with a slight chance of rain and snow showers in the evening then mostly clear after midnight. Much colder with lows around 18. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 20 percent.

    Hourly details
  • Day

    26°F

    Sunny. Much colder with highs in the upper 20s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

    Night

    17°F

    Mostly clear. Lows 15 to 20. Highs in the upper 30s.

    Hourly details
  • Day

    37°F

    Mostly clear. Lows 15 to 20. Highs in the upper 30s.

    Night

    29°F

    Partly cloudy. Lows in the upper 20s. Highs in the upper 40s.

    Hourly details
  • Day

    47°F

    Partly cloudy. Lows in the upper 20s. Highs in the upper 40s.

    Night

    28°F

    Mostly clear. Cold with lows in the mid 20s.

    Hourly details
  • Day

    36°F

    Mostly sunny. Highs around 40.

    Night

    19°F

    Partly cloudy in the evening then becoming mostly cloudy. Cold with lows around 20.

    Hourly details
  • Day

    39°F

    Mostly sunny. Highs around 40.

    Night

    30°F

    Mostly clear. Low temperature around 30F. Dew point will be around 21F with an average humidity of 64%. Winds will be 5 mph from the S.

  • Weekend Weather

  • Day

    47°F

    Mostly cloudy. High temperature around 47F. Dew point will be around 33F with an average humidity of 68%. Winds will be 3 mph from the S.

    Night

    35°F

    Cloudy. Low temperature around 35F. Dew point will be around 32F with an average humidity of 75%. Winds will be 1 mph from the N.

  • Day

    44°F

    Partly cloudy. High temperature around 44F. Dew point will be around 30F with an average humidity of 65%. Winds will be 2 mph from the N.

    Night

    35°F

    Clear. Low temperature around 35F. Dew point will be around 30F with an average humidity of 72%. Winds will be 2 mph from the E.

  • Day

    46°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 46F. Dew point will be around 31F with an average humidity of 63%. Winds will be 1 mph from the SE.

    Night

    37°F

    Mostly cloudy. Low temperature around 37F. Dew point will be around 31F with an average humidity of 70%. Winds will be 1 mph from the SE.