Saint John, Missouri | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Mostly Clear
    42°
    Friday 4/19
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    42°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Much cooler with highs in the mid 60s. North winds 10 to 15 mph.
    Night Details
    Mostly clear. Lows in the lower 40s. North winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    Partly Sunny
    59°
    Forecast night icon
    Night
    Mostly Cloudy
    40°
    Saturday 4/20
    Day
    59°
    Partly Sunny
    Forecast day icon
    Night
    40°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 60s. North winds 5 to 10 mph.
    Night Details
    Mostly cloudy. Lows in the upper 30s. North winds 5 to 10 mph.
  • Forecast day icon
    Sunday
    Sunny
    60°
    Forecast night icon
    Night
    Mostly Clear
    38°
    Sunday 4/21
    Day
    60°
    Sunny
    Forecast day icon
    Night
    38°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 60s. North winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the upper 30s. Highs in the upper 60s.
  • Forecast day icon
    Monday
    Mostly Sunny
    68°
    Forecast night icon
    Night
    Partly Cloudy
    52°
    Monday 4/22
    Day
    68°
    Mostly Sunny
    Forecast day icon
    Night
    52°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the upper 30s. Highs in the upper 60s.
    Night Details
    Mostly clear in the evening then partly cloudy with a slight chance of showers after midnight. Not as cool with lows in the lower 50s. Chance of rain 20 percent.
  • Forecast day icon
    Tuesday
    50% Chance of Storms
    67°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Tuesday 4/23
    Day
    67°
    50% Chance of Storms
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 50 percent.
    Night Details
    Partly cloudy with a slight chance of showers and thunderstorms in the evening then mostly clear after midnight. Lows in the mid 40s. Chance of rain 20 percent.
  • Forecast day icon
    Wednesday
    Sunny
    64°
    Forecast night icon
    Night
    30% Chance Rain Showers
    48°
    Wednesday 4/24
    Day
    64°
    Sunny
    Forecast day icon
    Night
    48°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 60s.
    Night Details
    Partly cloudy. A slight chance of showers in the evening then a chance of showers after midnight. Lows in the mid 40s. Chance of rain 30 percent.
  • Forecast day icon
    Thursday
    50% Chance of Storms
    66°
    Forecast night icon
    Night
    60% Chance of Rain
    57°
    Thursday 4/25
    Day
    66°
    50% Chance of Storms
    Forecast day icon
    Night
    57°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 50 percent.
    Night Details
    Mostly cloudy with a 55% chance for rain and thunderstorms. Low temperature around 57F. Dew point will be around 51F with an average humidity of 72%. Winds will be 11 mph from the SE.
  • Forecast day icon
    Friday
    60% Chance of Storms
    71°
    Forecast night icon
    Night
    70% Chance of Storms
    60°
    Friday 4/26
    Day
    71°
    60% Chance of Storms
    Forecast day icon
    Night
    60°
    70% Chance of Storms
    Forecast night icon
    Day Details
    Cloudy with a 65% chance for rain and thunderstorms. High temperature around 71F. Dew point will be around 55F with an average humidity of 72%. Winds will be 8 mph from the S.
    Night Details
    Partly cloudy with a 65% chance for rain and thunderstorms. Low temperature around 60F. Dew point will be around 56F with an average humidity of 74%. Winds will be 7 mph from the S.
  • Forecast day icon
    Saturday
    60% Chance of Storms
    74°
    Forecast night icon
    Night
    70% Chance of Storms
    61°
    Saturday 4/27
    Day
    74°
    60% Chance of Storms
    Forecast day icon
    Night
    61°
    70% Chance of Storms
    Forecast night icon
    Day Details
    Partly cloudy with a 65% chance for rain and thunderstorms. High temperature around 74F. Dew point will be around 58F with an average humidity of 71%. Winds will be 9 mph from the S.
    Night Details
    Partly cloudy with a 65% chance for rain and thunderstorms. Low temperature around 61F. Dew point will be around 57F with an average humidity of 71%. Winds will be 8 mph from the S.
  • Forecast day icon
    Sunday
    50% Chance of Rain
    77°
    Forecast night icon
    Night
    60% Chance of Rain
    59°
    Sunday 4/28
    Day
    77°
    50% Chance of Rain
    Forecast day icon
    Night
    59°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a 50% chance for rain and thunderstorms. High temperature around 77F. Dew point will be around 58F with an average humidity of 66%. Winds will be 10 mph from the SW.
    Night Details
    Mostly clear with a 55% chance for rain and thunderstorms. Low temperature around 59F. Dew point will be around 56F with an average humidity of 70%. Winds will be 6 mph from the S.