10-Day Weather Forecast - Old Lyme, CT

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  • 49|28°F
    70% Chance Frozen Mix
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    Today

    49°F

    Mostly cloudy with probable rain-snow mix. Chance of precipitation 65%. High temperature around 49F. Dew point will be around 38F with an average humidity of 78%. Winds will be 7 mph from the NW.

    Tonight

    28°F

    Mostly cloudy with snow this evening then mostly clear after midnight. Little or no snow accumulation. Cooler with lows in the upper 20s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 90 percent.

    Hourly details
  • Day

    45°F

    Sunny in the morning then becoming partly sunny. Highs in the mid 40s. West winds around 5 mph becoming southwest 10 to 15 mph with gusts up to 30 mph in the afternoon.

    Night

    40°F

    Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 30s. Southwest winds 10 to 15 mph with gusts up to 30 mph.

    Hourly details
  • Weekend Weather

  • Day

    48°F

    Sunny. Highs in the upper 40s. West winds 15 to 20 mph with gusts up to 35 mph.

    Night

    28°F

    Mostly clear in the evening then becoming partly cloudy. Lows in the upper 20s. Northwest winds 10 to 15 mph with gusts up to 25 mph diminishing to around 5 mph after midnight.

    Hourly details
  • Day

    45°F

    Mostly cloudy. Highs in the mid 40s.

    Night

    36°F

    Cloudy. Rain likely after midnight. Lows in the mid 30s. Chance of rain 70 percent.

    Hourly details
  • Day

    57°F

    Rain with a chance of thunderstorms. Highs in the mid 50s. Chance of rain near 100 percent.

    Night

    38°F

    Rain with a chance of thunderstorms in the evening then rain after midnight. Breezy with lows in the upper 30s. Chance of rain 90 percent.

    Hourly details
  • Day

    39°F

    Mostly cloudy with a chance of rain in the morning then mostly sunny in the afternoon. Highs in the mid 40s. Chance of rain 50 percent.

    Night

    23°F

    Partly cloudy in the evening then clearing. Lows in the lower 20s.

    Hourly details
  • Day

    36°F

    Sunny. Highs in the upper 30s.

    Night

    26°F

    Mostly clear in the evening then becoming partly cloudy. Lows in the mid 20s.

  • Day

    42°F

    Mostly sunny. Highs in the lower 40s.

    Night

    29°F

    Clear. Low temperature around 29F. Dew point will be around 24F with an average humidity of 75%. Winds will be 3 mph from the SE.

  • Day

    47°F

    Mostly cloudy with a chance of rain-snow mix. Chance of precipitation 40%. High temperature around 47F. Dew point will be around 31F with an average humidity of 68%. Winds will be 5 mph from the S.

    Night

    34°F

    Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 34F. Dew point will be around 32F with an average humidity of 83%. Winds will be 2 mph from the S.

  • Weekend Weather

  • Day

    49°F

    Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 49F. Dew point will be around 31F with an average humidity of 65%. Winds will be 4 mph from the NW.

    Night

    34°F

    Partly cloudy. Low temperature around 34F. Dew point will be around 30F with an average humidity of 74%. Winds will be 3 mph from the NW.