Marine Weather Net

Greenwich, CT Weather Forecast




Greenwich, Connecticut

 Lat: 41.03N, Lon: 73.63W

Current Conditions Updated: 656 AM EDT FRI MAR 13 2026

Clear


Temp: 30°F
  • Humidity:
  • 53%
  • Winds:
  • 8 MPH W
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.11 in.
  • Dewpoint:
  • 15°F
  • Heat index:
  • 30°F

  • Sunrise:
  • 7:08 AM EDT
  • Sunset:
  • 6:57 PM EDT
  • Moonrise:
  • 4:20 AM EDT
  • Moonset:
  • 1:11 PM EDT

TODAY

SUNNY

Hi: 45°F
Lo: 37°F

SATURDAY

SUNNY

Hi: 49°F
Lo: 31°F

SUNDAY

MOSTLY CLOUDY
Hi: 45°F
Lo: 37°F

MONDAY

CHANCE OF T-STORM
Hi: 59°F
Lo: 29°F
Precip: 100%
Weather Forecast In Detail:
Forecast Issued: 621 AM EDT Fri Mar 13 2026

Today...Sunny this morning, then becoming mostly cloudy. Highs in the mid 40s. West winds 5 to 10 mph, becoming south 10 to 15 mph this afternoon. Gusts up to 30 mph.
Tonight...Mostly cloudy with a chance of rain in the evening, then partly cloudy after midnight. Lows in the upper 30s. South winds 15 to 20 mph, becoming southwest after midnight. Gusts up to 30 mph. Chance of rain 30 percent.
Saturday...Sunny, breezy with highs in the upper 40s. West winds 15 to 25 mph with gusts up to 35 mph.
Saturday Night...Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 30s. Northwest winds 10 to 15 mph. Gusts up to 25 mph in the evening.
Sunday...Mostly cloudy. Highs in the mid 40s. Northeast winds 5 to 10 mph, becoming southeast with gusts up to 20 mph in the afternoon.
Sunday Night...Cloudy. Rain likely after midnight. Lows in the upper 30s. Chance of rain 60 percent.
Monday...Rain in the morning, then rain with a chance of thunderstorms in the afternoon. Breezy with highs in the upper 50s. Chance of rain near 100 percent.
Monday Night...Rain with a chance of thunderstorms in the evening, then rain after midnight. Very windy with lows in the upper 30s. Chance of rain 90 percent.
Tuesday...Mostly sunny and breezy. Highs in the mid 40s.
Tuesday Night...Partly cloudy in the evening, then clearing. Cooler with lows in the lower 20s.
Wednesday...Sunny. Highs in the upper 30s.
Wednesday Night...Partly cloudy. Lows in the upper 20s.
Thursday...Mostly cloudy. Highs in the mid 40s.
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