Marine Weather Net

Greenwich, CT Weather Forecast




Greenwich, Connecticut

 Lat: 41.03N, Lon: 73.63W

Current Conditions Updated: 456 AM EDT SAT JUN 13 2026

Clear


Temp: 69°F
  • Humidity:
  • 78%
  • Winds:
  • 8 MPH NNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.82 in.
  • Dewpoint:
  • 62°F
  • Heat index:
  • 69°F

  • Sunrise:
  • 5:20 AM EDT
  • Sunset:
  • 8:26 PM EDT
  • Moonrise:
  • 3:28 AM EDT
  • Moonset:
  • 7:22 PM EDT

TODAY

SUNNY

Hi: 89°F
Lo: 65°F

SUNDAY

PARTLY SUNNY
Hi: 89°F
Lo: 61°F
Precip: 20%

MONDAY

PARTLY SUNNY
Hi: 79°F
Lo: 59°F
Precip: 30%

TUESDAY

MOSTLY SUNNY
Hi: 80°F
Lo: 60°F
Weather Forecast In Detail:
Forecast Issued: 252 AM EDT Sat Jun 13 2026

Today...Sunny. Highs in the upper 80s. Northwest winds 5 to 10 mph.
Tonight...Mostly clear. Lows in the mid 60s. West winds 5 to 10 mph.
Sunday...Partly sunny. A slight chance of showers in the afternoon. Highs in the upper 80s. Southwest winds 5 to 10 mph, increasing to south 15 to 20 mph with gusts up to 30 mph in the afternoon. Chance of rain 20 percent.
Sunday Night...Showers likely with a chance of thunderstorms. Lows in the lower 60s. South winds 10 to 15 mph, becoming west 5 to 10 mph after midnight. Gusts up to 25 mph. Chance of rain 70 percent.
Monday...Partly sunny. A chance of showers in the morning. Less humid with highs in the upper 70s. Northwest winds 10 to 15 mph. Chance of rain 30 percent.
Monday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s.
Tuesday...Mostly sunny. Highs around 80.
Tuesday Night...Partly cloudy. Lows around 60.
Wednesday...Mostly sunny. Highs around 80.
Wednesday Night...Partly cloudy. Lows in the lower 60s.
Thursday...Partly sunny. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 80s. Chance of rain 60 percent.
Thursday Night...Mostly cloudy with showers likely in the evening, then partly cloudy with a chance of showers after midnight. Lows in the mid 60s. Chance of rain 60 percent.
Juneteenth...Mostly sunny. Highs in the mid 80s.
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