10-Day Weather Forecast - Saint Peter, IL

-
  • |24°F
    Snow
    Arrow up

    Tonight

    24°F

    A chance of snow this evening then snow after midnight. Snow accumulation up to 1 inch. Lows in the mid 20s. Temperature rising to around 30 after midnight. South winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 90 percent.

    Hourly details
  • Day

    42°F

    Mostly cloudy. A chance of snow with a slight chance of rain in the afternoon. Not as cool with highs in the lower 40s. Temperature falling into the upper 30s in the afternoon. West winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 30 percent.

    Night

    24°F

    Mostly cloudy. A chance of snow mainly in the evening. Lows around 19. West winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 50 percent.

    Hourly details
  • Weekend Weather

  • Day

    24°F

    Partly sunny. Much cooler with highs in the mid 20s. West winds 10 to 15 mph with gusts up to 25 mph.

    Night

    13°F

    Partly cloudy in the evening then clearing. Lows around 10 above. West winds 5 to 10 mph. Wind chill values as low as zero.

    Hourly details
  • Day

    26°F

    Partly cloudy. Highs in the mid 20s. Lows around 10 above. Wind chill values as low as 5 below.

    Night

    19°F

    Partly cloudy. Highs in the mid 20s. Lows around 10 above. Wind chill values as low as 5 below.

    Hourly details
  • Day

    20°F

    Mostly clear. Highs around 20. Lows 5 to 10 above. Wind chill values as low as 5 below.

    Night

    11°F

    Mostly clear. Highs around 20. Lows 5 to 10 above. Wind chill values as low as 5 below.

    Hourly details
  • Day

    31°F

    Sunny. Not as cool with highs around 30. Wind chill values as low as zero in the morning.

    Night

    26°F

    Partly cloudy. Lows around 20. Highs in the upper 30s.

    Hourly details
  • Day

    40°F

    Partly cloudy. Lows around 20. Highs in the upper 30s.

    Night

    27°F

    Partly cloudy. Lows around 20. Highs in the upper 30s.

    Hourly details
  • Day

    37°F

    Partly cloudy. Lows around 20. Highs in the upper 30s.

    Night

    31°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 40%. Low temperature around 31F. Dew point will be around 25F with an average humidity of 74%. Winds will be 4 mph from the SE.

  • Day

    37°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 50%. High temperature around 37F. Dew point will be around 29F with an average humidity of 79%. Winds will be 4 mph from the SE.

    Night

    32°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 50%. Low temperature around 32F. Dew point will be around 30F with an average humidity of 85%. Winds will be 2 mph from the E.

  • Weekend Weather

  • Day

    37°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 40%. High temperature around 37F. Dew point will be around 30F with an average humidity of 80%. Winds will be 2 mph from the N.

    Night

    27°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 35%. Low temperature around 27F. Dew point will be around 25F with an average humidity of 81%. Winds will be 4 mph from the N.