Marine Weather Net

Old Lyme, CT Weather Forecast


Marine Forecast:


Old Lyme, Connecticut

 Lat: 41.32N, Lon: 72.33W

Current Conditions Updated: 1056 PM EDT WED OCT 7 2026

Clear


Temp: 60°F
  • Humidity:
  • 74%
  • Winds:
  • 14 MPH SW
  • Gusts:
  • 24 MPH
  • Barometer:
  • 29.9 in.
  • Dewpoint:
  • 52°F
  • Heat index:
  • 60°F

  • Sunrise:
  • 6:50 AM EDT
  • Sunset:
  • 6:21 PM EDT
  • Moonrise:
  • 3:27 AM EDT
  • Moonset:
  • 4:52 PM EDT

THIS AFTERNOON

SUNNY

Lo: 55°F

THURSDAY

PARTLY SUNNY
Hi: 71°F
Lo: 45°F
Precip: 20%

FRIDAY

SUNNY

Hi: 65°F
Lo: 45°F

SATURDAY

SUNNY

Hi: 69°F
Lo: 50°F
Weather Forecast In Detail:
Forecast Issued: 230 PM EDT Wed Oct 07 2026

This Afternoon...Sunny. Near steady temperature in the mid 60s. Southwest winds around 10 mph with gusts up to 20 mph.
Tonight...Mostly clear. Not as cool with lows in the mid 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph.
Thursday...Partly sunny. A slight chance of showers in the morning. Highs in the lower 70s. Southwest winds 5 to 10 mph, becoming west in the afternoon. Gusts up to 25 mph. Chance of rain 20 percent.
Thursday Night...Mostly clear. Lows in the mid 40s. West winds 5 to 10 mph.
Friday...Sunny. Highs in the mid 60s. West winds 5 to 10 mph with gusts up to 20 mph.
Friday Night...Mostly clear. Lows in the mid 40s.
Saturday...Sunny. Highs in the upper 60s.
Saturday Night...Partly cloudy. Lows around 50.
Sunday...Partly sunny with a chance of showers in the morning, then mostly cloudy with showers in the afternoon. Highs in the upper 60s. Chance of rain 80 percent.
Sunday Night...Showers. Lows in the upper 50s. Chance of rain 80 percent.
Columbus Day...Mostly cloudy with showers likely in the morning, then partly sunny with a chance of showers in the afternoon. Highs around 70. Chance of rain 70 percent.
Monday Night...Mostly cloudy. Lows in the mid 50s.
Tuesday...Partly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 40 percent.
Tuesday Night...Mostly cloudy with a 40 percent chance of showers. Lows in the lower 40s.
Wednesday...Partly sunny. Highs in the upper 50s.
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