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August 17th, 2025 :: 12:30 am EDT   

Local Weather Report for
Old Lyme
Connecticut, United States

 Current Old Lyme Weather Conditions Updated August 16th at 10:55 pm 
Mostly Clear
Temperature:70°F Dew Point:70°F
Barometer:30.06 inHg Wind:N 11 Mph
Humidity:100.0% Visibility:0M
 
 Old Lyme Weather Forecast Summary  
 
Today
Aug 17th
Monday
Aug 18th
Tuesday
Aug 19th
Wednesday
Aug 20th
Thursday
Aug 21st
Thundershowers Cloudy Cloudy Mostly Sunny Cloudy
87°F
72°F
54°F
78°F
52°F
77°F
59°F
78°F
57°F
 
 Old Lyme Detailed Weather Forecast  
 
Sunday, August 17th, 2025
Overnight Temperature: 69°F
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Morning Temperature: 85°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 77°F
A mix of cloud and sun with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 68°F
A mix of cloudy and clear skies with showers likely. Windy at times.
Monday, August 18th, 2025
Overnight Temperature: 64°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 69°F
Cloudy.
Afternoon Temperature: 67°F
Sunny with cloudy periods.
Evening Temperature: 58°F
Cloudy.
Tuesday, August 19th, 2025
Overnight Temperature: 56°F
A mix of cloudy and clear skies.
Morning Temperature: 75°F
Sunny.
Afternoon Temperature: 68°F
Cloudy.
Evening Temperature: 59°F
A mix of cloudy and clear skies.
Wednesday, August 20th, 2025
Overnight Temperature: 63°F
Clear with cloudy periods.
Morning Temperature: 75°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 70°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 61°F
Cloudy with clear periods. Windy at times.
Thursday, August 21st, 2025
Overnight Temperature: 59°F
Clear. Windy at times.
Morning Temperature: 75°F
Sunny.
Afternoon Temperature: 72°F
Cloudy.
Evening Temperature: 61°F
Clear.
Friday, August 22nd, 2025
Overnight Temperature: 64°F
Clear.
Morning Temperature: 82°F
Cloudy. Windy at times.
Afternoon Temperature: 75°F
Sunny. Windy at times.
Evening Temperature: 69°F
Clear.
Saturday, August 23rd, 2025
Overnight Temperature: 70°F
Clear with cloudy periods. Slight chance of a thunderstorm.
Morning Temperature: 83°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 77°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 71°F
A mix of cloudy and clear skies. Chance of a thunderstorm. Windy at times.
Sunday, August 24th, 2025
Overnight Temperature: 73°F
A mix of cloudy and clear skies. Chance of a thunderstorm. Windy at times.
Morning Temperature: 82°F
Sunny with cloudy periods with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 75°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 66°F
Mostly clear with showers likely. Slight chance of a thunderstorm.





 

  [ Local Weather Report ]
Old Saybrook, CT 
10:55 PM  70°F
Mostly Clear
 
Essex, CT 
10:55 PM  70°F
Mostly Clear
 
Westbrook, CT 
10:55 PM  70°F
Mostly Clear
 
Deep River, CT 
10:55 PM  70°F
Mostly Clear
 
Chester, CT 
10:55 PM  70°F
Mostly Clear
 
Clinton, CT 
10:55 PM  70°F
Mostly Clear
 
East Haddam, CT 
10:55 PM  70°F
Mostly Clear
 
Killingworth, CT 
10:55 PM  70°F
Mostly Clear
 
Salem, CT 
 
Groton, CT 
10:56 PM  70°F
Mostly Clear

This WeatherCity Weather Forecast for Old Lyme, Connecticut, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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