Saint Peters, Missouri | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast night icon
    Night
    Rain
    64°
    Monday 5/13
    Forecast night icon
    64°
    Rain
    Hourly
    Night Details
    Mostly cloudy with likely rain. Chance of precipitation 100%. Low temperature around 64F. Dew point will be around 62F with an average humidity of 93%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Tuesday
    80% Chance of Storms
    70°
    Forecast night icon
    Night
    80% Chance of Storms
    59°
    Tuesday 5/14
    Day
    70°
    80% Chance of Storms
    Forecast day icon
    Night
    59°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Patchy fog this morning. Showers likely with a chance of thunderstorms this morning then showers with thunderstorms likely this afternoon. Highs around 70. East winds around 5 mph becoming north this afternoon. Chance of rain 80 percent.
    Night Details
    Cloudy. Showers with thunderstorms likely in the evening then a slight chance of showers and thunderstorms after midnight. Lows in the mid 50s. North winds 5 to 10 mph. Chance of rain 80 percent.
  • Forecast day icon
    Wednesday
    Partly Sunny
    76°
    Forecast night icon
    Night
    30% Chance of Storms
    62°
    Wednesday 5/15
    Day
    76°
    Partly Sunny
    Forecast day icon
    Night
    62°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. Highs in the mid 70s. North winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. North winds 5 to 10 mph becoming east after midnight. Chance of rain 30 percent.
  • Forecast day icon
    Thursday
    70% Chance of Storms
    73°
    Forecast night icon
    Night
    70% Chance of Storms
    62°
    Thursday 5/16
    Day
    73°
    70% Chance of Storms
    Forecast day icon
    Night
    62°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. South winds 5 to 10 mph. Chance of rain 70 percent.
    Night Details
    Showers and thunderstorms likely mainly in the evening. Lows in the lower 60s. Chance of rain 70 percent.
  • Forecast day icon
    Friday
    70% Chance of Storms
    81°
    Forecast night icon
    Night
    Partly Cloudy
    61°
    Friday 5/17
    Day
    81°
    70% Chance of Storms
    Forecast day icon
    Night
    61°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent.
    Night Details
    Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 60. Chance of rain 20 percent.
  • Forecast day icon
    Saturday
    Mostly Sunny
    86°
    Forecast night icon
    Night
    Mostly Clear
    67°
    Saturday 5/18
    Day
    86°
    Mostly Sunny
    Forecast day icon
    Night
    67°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear with a slight chance of showers and thunderstorms. Highs in the mid 80s. Lows in the mid 60s. Chance of rain 20 percent.
    Night Details
    Mostly clear with a slight chance of showers and thunderstorms. Highs in the mid 80s. Lows in the mid 60s. Chance of rain 20 percent.
  • Forecast day icon
    Sunday
    Mostly Sunny
    88°
    Forecast night icon
    Night
    Partly Cloudy
    63°
    Sunday 5/19
    Day
    88°
    Mostly Sunny
    Forecast day icon
    Night
    63°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear with a slight chance of showers and thunderstorms. Highs in the mid 80s. Lows in the mid 60s. Chance of rain 20 percent.
    Night Details
    Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Chance of rain 20 percent.
  • Forecast day icon
    Monday
    Partly Cloudy
    84°
    Forecast night icon
    Night
    30% Chance of Rain
    67°
    Monday 5/20
    Day
    84°
    Partly Cloudy
    Forecast day icon
    Night
    67°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Chance of rain 20 percent.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 67F. Dew point will be around 62F with an average humidity of 74%. Winds will be 5 mph from the S.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    82°
    Forecast night icon
    Night
    40% Chance of Rain
    64°
    Tuesday 5/21
    Day
    82°
    30% Chance of Rain
    Forecast day icon
    Night
    64°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 82F. Dew point will be around 61F with an average humidity of 60%. Winds will be 6 mph from the SW.
    Night Details
    Clear with a chance of rain. Chance of precipitation 40%. Low temperature around 64F. Dew point will be around 61F with an average humidity of 77%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Wednesday
    50% Chance of Rain
    80°
    Forecast night icon
    Night
    50% Chance of Rain
    63°
    Wednesday 5/22
    Day
    80°
    50% Chance of Rain
    Forecast day icon
    Night
    63°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 45%. High temperature around 80F. Dew point will be around 61F with an average humidity of 63%. Winds will be 4 mph from the W.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 45%. Low temperature around 63F. Dew point will be around 62F with an average humidity of 80%. Winds will be 1 mph from the SW.