Marine Weather Net

Old Saybrook, CT Weather Forecast


Marine Forecast:


Old Saybrook, Connecticut

 Lat: 41.29N, Lon: 72.38W

Current Conditions Updated: 956 PM EDT SUN JUL 26 2026

Clear


Temp: 64°F
  • Humidity:
  • 89%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.86 in.
  • Dewpoint:
  • 61°F
  • Heat index:
  • 64°F

  • Sunrise:
  • 5:37 AM EDT
  • Sunset:
  • 8:11 PM EDT
  • Moonrise:
  • 6:41 PM EDT
  • Moonset:
  • 2:24 AM EDT

THIS AFTERNOON

SUNNY

Lo: 61°F

MONDAY

SUNNY

Hi: 81°F
Lo: 65°F

TUESDAY

PARTLY SUNNY
Hi: 79°F
Lo: 65°F
Precip: 70%

WEDNESDAY

CHANCE OF T-STORM
Hi: 75°F
Lo: 61°F
Precip: 90%
Weather Forecast In Detail:
Forecast Issued: 246 PM EDT Sun Jul 26 2026

This Afternoon...Sunny. Near steady temperature in the upper 70s. Southeast winds around 5 mph.
Tonight...Mostly clear. Lows in the lower 60s. Southeast winds around 5 mph in the evening, becoming light and variable.
Monday...Sunny. Highs in the lower 80s. Southeast winds around 5 mph.
Monday Night...Partly cloudy in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. South winds 5 to 10 mph. Chance of rain 40 percent.
Tuesday...Partly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. South winds 5 to 10 mph. Gusts up to 25 mph in the afternoon. Chance of rain 70 percent.
Tuesday Night...Showers with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 80 percent.
Wednesday...Showers in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 90 percent.
Wednesday Night...Showers with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 90 percent.
Thursday...Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 50 percent.
Thursday Night...Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows in the mid 60s. Chance of rain 50 percent.
Friday...Mostly sunny. Highs around 80.
Friday Night...Mostly clear. Lows in the mid 60s.
Saturday...Sunny. Highs in the lower 80s.
Saturday Night...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 60s.
Sunday...Partly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.
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