10-Day Weather Forecast - St Thomas, Ontario, CA

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  • |5°F
    Partly Cloudy
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    Tonight

    5°F

    Partly cloudy. Low temperature around 5F. Dew point will be around 6F with an average humidity of 90%. Winds will be 3 mph from the NW.

    Hourly details
  • Day

    20°F

    Mostly cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 20F. Dew point will be around 10F with an average humidity of 85%. Winds will be 5 mph from the SW.

    Night

    17°F

    Mostly cloudy with probable snow. Chance of precipitation 70%. Low temperature around 17F. Dew point will be around 14F with an average humidity of 90%. Winds will be 7 mph from the SW.

    Hourly details
  • Day

    29°F

    Cloudy with likely snow. Chance of precipitation 100%. High temperature around 29F. Dew point will be around 21F with an average humidity of 88%. Winds will be 9 mph from the SW.

    Night

    0°F

    Mostly cloudy with a chance of snow. Chance of precipitation 35%. Low temperature around -0F. Dew point will be around 4F with an average humidity of 77%. Winds will be 17 mph from the NW.

    Hourly details
  • Weekend Weather

  • Day

    11°F

    Partly cloudy. High temperature around 11F. Dew point will be around -2F with an average humidity of 68%. Winds will be 12 mph from the NW.

    Night

    -2°F

    Partly cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around -2F. Dew point will be around -5F with an average humidity of 76%. Winds will be 5 mph from the NW.

    Hourly details
  • Day

    16°F

    Mostly cloudy with a slight chance of snow. Chance of precipitation 30%. High temperature around 16F. Dew point will be around 4F with an average humidity of 77%. Winds will be 3 mph from the SW.

    Night

    5°F

    Mostly clear. Low temperature around 5F. Dew point will be around 2F with an average humidity of 76%. Winds will be 2 mph from the SE.

    Hourly details
  • Day

    24°F

    Mostly cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 24F. Dew point will be around 9F with an average humidity of 69%. Winds will be 5 mph from the S.

    Night

    17°F

    Mostly cloudy. Low temperature around 17F. Dew point will be around 13F with an average humidity of 78%. Winds will be 4 mph from the SE.

    Hourly details
  • Day

    28°F

    Mostly cloudy. High temperature around 28F. Dew point will be around 17F with an average humidity of 75%. Winds will be 5 mph from the SE.

    Night

    20°F

    Mostly cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 20F. Dew point will be around 18F with an average humidity of 81%. Winds will be 3 mph from the N.

    Hourly details
  • Day

    29°F

    Cloudy with a chance of snow. Chance of precipitation 35%. High temperature around 29F. Dew point will be around 19F with an average humidity of 76%. Winds will be 2 mph from the NW.

    Night

    19°F

    Cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 19F. Dew point will be around 17F with an average humidity of 80%. Winds will be 2 mph from the NW.

  • Day

    29°F

    Cloudy with a chance of snow. Chance of precipitation 35%. High temperature around 29F. Dew point will be around 19F with an average humidity of 75%. Winds will be 2 mph from the W.

    Night

    22°F

    Cloudy with a chance of snow. Chance of precipitation 35%. Low temperature around 22F. Dew point will be around 19F with an average humidity of 80%. Winds will be 1 mph from the W.

  • Day

    32°F

    Cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 32F. Dew point will be around 21F with an average humidity of 76%. Winds will be 1 mph from the NE.

    Night

    24°F

    Cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 24F. Dew point will be around 21F with an average humidity of 79%. Winds will be 3 mph from the E.