Weather in Old Greenwich

United States · Connecticut · 41.0229, -73.5649

Today Now 1:40 PM

+55° Clear

Hourly forecast

Today10/23 Temperature°F Cloudiness Precipitation Windmph Wind gusts Humidity PressureinHg Dew point°F Visibilitymi UV index
Hourly forecast — Old Greenwich

Forecast in words

Today

Mostly clear throughout the day, high +57°, low +50°. Wind up to 4 mph. No rain expected.

Tomorrow

Tomorrow partly cloudy, high +59°, low +45° — almost like today.

Week

During the week the thermometer stays between +45°…+64°. Warmest day — Mon, up to +64°. Coldest night — Sat, around +45°. No rain in the forecast. Clear days — 6.

Week vs norm

  1. Today 10/23 +57° −3° usually +60°
  2. Tomorrow 10/24 +59° as usual usually +60°
  3. Sun 10/25 +61° +1° usually +59°
  4. Mon 10/26 +64° +5° usually +59°
  5. Tue 10/27 +57° −2° usually +59°
  6. Wed 10/28 +54° −5° usually +58°
  7. Thu 10/29 +61° +3° usually +58°
  8. Fri 10/30 +63° +5° usually +58°

Difference between forecast daytime high and the 1991–2020 norm for this date.

This day, October 23

Today is cooler than usual for this date.

  • Heat record +75° 2007
  • Cold record +38° 2003
  • Most precipitation 0.6 in 2005
  • Strongest gust 48 mph 2014

Records for this calendar date, 1991-2024, ERA5 reanalysis.

Climate in Old Greenwich

Today is about 5° colder than usual for October.

Climate normals by month, Old Greenwich
Month Daytime / Nighttime Average Precipitation in
Jan +37° / +25° +31° 3.5
Feb +39° / +26° +32° 3.1
Mar +47° / +33° +39° 4.2
Apr +58° / +43° +50° 3.8
May +68° / +53° +60° 3.6
Jun +77° / +63° +69° 3.8
Jul +83° / +70° +75° 4.1
Aug +81° / +68° +74° 4.1
Sep +74° / +62° +67° 4.0
Oct +63° / +50° +56° 4.1
Nov +52° / +40° +45° 3.2
Dec +42° / +31° +36° 4.2

Climatic normals for 1991–2025 years from ERA5-Land reanalysis.

Astronomical data

Sunrise / sunset 7:14 AM | 6:01 PM
Moon 4:32 PM | 4:17 AM
Moon phase Waxing gibbous 92%
Next solar eclipse
Calculating for this city…

Weather in the region