10-Day Weather Forecast - Saint John, MO

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  • 80|60°F
    Mostly Sunny
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    Today

    80°F

    Mostly sunny. Isolated showers and thunderstorms this afternoon. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.

    Tonight

    60°F

    Mostly cloudy. Showers and numerous thunderstorms after midnight. Lows in the mid 50s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

    Hourly details
  • Day

    59°F

    Showers with a chance of thunderstorms. Much cooler with highs in the mid 60s. Temperature falling into the upper 50s in the afternoon. East winds 5 to 10 mph becoming northeast 10 to 15 mph in the afternoon. Chance of rain near 100 percent.

    Night

    45°F

    Showers likely with a slight chance of thunderstorms in the evening then a chance of showers after midnight. Cooler with lows in the mid 40s. Northeast winds 10 to 15 mph. Chance of rain 70 percent.

    Hourly details
  • Day

    56°F

    Mostly cloudy in the morning then becoming partly sunny. A 40 percent chance of showers. Highs in the upper 50s. Northeast winds 5 to 10 mph.

    Night

    41°F

    Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 40s. Chance of rain 20 percent.

    Hourly details
  • Day

    65°F

    Mostly sunny. Highs in the mid 60s.

    Night

    44°F

    Mostly clear. Lows in the mid 40s.

    Hourly details
  • Day

    73°F

    Mostly sunny. Highs in the mid 70s.

    Night

    50°F

    A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the upper 40s. Chance of rain 20 percent.

    Hourly details
  • Weekend Weather

  • Day

    76°F

    Sunny. Highs in the upper 70s.

    Night

    52°F

    Partly cloudy. A chance of showers after midnight. Lows in the lower 50s. Chance of rain 30 percent.

    Hourly details
  • Day

    72°F

    Mostly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 40 percent.

    Night

    50°F

    Partly cloudy with a 50% chance for rain and thunderstorms. Low temperature around 50F. Dew point will be around 52F with an average humidity of 78%. Winds will be 4 mph from the N.

  • Day

    68°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 68F. Dew point will be around 48F with an average humidity of 66%. Winds will be 6 mph from the N.

    Night

    47°F

    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 47F. Dew point will be around 47F with an average humidity of 76%. Winds will be 2 mph from the N.

  • Day

    72°F

    Sunny. High temperature around 72F. Dew point will be around 47F with an average humidity of 59%. Winds will be 3 mph from the W.

    Night

    50°F

    Clear. Low temperature around 50F. Dew point will be around 49F with an average humidity of 70%. Winds will be 3 mph from the S.

  • Day

    75°F

    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 75F. Dew point will be around 52F with an average humidity of 62%. Winds will be 6 mph from the SW.

    Night

    56°F

    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 56F. Dew point will be around 55F with an average humidity of 75%. Winds will be 4 mph from the S.