Marine Weather Net

Old Lyme, CT Weather Forecast


Marine Forecast:


Old Lyme, Connecticut

 Lat: 41.32N, Lon: 72.33W

Current Conditions Updated: 756 AM EDT WED OCT 28 2026

Clear


Temp: 38°F
  • Humidity:
  • 67%
  • Winds:
  • 7 MPH NNE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.47 in.
  • Dewpoint:
  • 28°F
  • Heat index:
  • 38°F

  • Sunrise:
  • 7:13 AM EDT
  • Sunset:
  • 5:49 PM EDT
  • Moonrise:
  • 7:20 PM EDT
  • Moonset:
  • 10:27 AM EDT

TODAY

PARTLY CLOUDY
Hi: 59°F
Lo: 41°F

THURSDAY

SUNNY

Hi: 65°F
Lo: 51°F

FRIDAY

SUNNY

Hi: 69°F
Lo: 39°F

SATURDAY

SUNNY

Hi: 59°F
Lo: 35°F
Weather Forecast In Detail:
Forecast Issued: 553 AM EDT Wed Oct 28 2026

Today...Patchy frost early. Partly cloudy. Highs in the upper 50s. Northeast winds around 5 mph, becoming south this afternoon.
Tonight...Partly cloudy in the evening, then clearing. Lows in the lower 40s. South winds around 5 mph in the evening, becoming light and variable.
Thursday...Sunny. Highs in the mid 60s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.
Thursday Night...Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.
Friday...Sunny. Highs in the upper 60s. West winds 5 to 10 mph with gusts up to 25 mph.
Friday Night...Mostly clear. Lows in the upper 30s.
Saturday...Sunny. Highs in the upper 50s.
Saturday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 30s.
Sunday...Mostly sunny. Highs in the lower 60s.
Sunday Night...Partly cloudy. Lows in the lower 40s.
Monday...Partly sunny. Highs in the mid 60s.
Monday Night...Mostly cloudy. A chance of showers after midnight. Lows in the mid 40s. Chance of rain 30 percent.
Tuesday...Partly sunny with a 30 percent chance of showers. Highs in the lower 60s.
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