Old Saybrook, CT Weather Forecast
Lower Connecticut River Valley Planning Region, Connecticut
Live radar, warnings and storm tracking for Old Saybrook, with free alerts the moment it counts.
The next few hours
A dry overnight, mostly cloudy
It is 37°, but the wind is taking it down to 30° on exposed skin. The sky is mostly cloudy.
Nothing in the next day and a half is wet enough to move plans for.
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Quiet through the next day and a half
Nothing wet is expected over the next day and a half.
The overnight low settles near 31°. Tomorrow tops out near 50°.
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
31–60°F across the weekThe week runs between 31° and 60°, with Friday the warmest day of it. The second half leans warming, and today is the coolest day in it. Every day in the outlook stays dry.
Free alerts for Old Saybrook
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Old Saybrook, CT at a glance
Old Saybrook is home to about 10,571 people in Lower Connecticut River Valley Planning Region, across 15 square miles. It ranks 91st by population of 151 places in Connecticut with a forecast here. The nearest neighbour with its own forecast is Essex, 4 miles away.
- County
- Lower Connecticut River Valley Planning Region
- Population
- 10,571 2023 est.
- Land area
- 15 sq mi
- People per sq mi
- 702
- Forecast point
- 41.2935°N, 72.3836°W
How well can the network see Old Saybrook?
The nearest Doppler radar is KOKX (New York City, NY), to the SW. Its lowest scan passes about 2,500 ft above Old Saybrook. Close enough to see rotation in the low part of a storm, where tornadoes form. Old Saybrook is closer to its radar than 58% of US cities.
The closest weather station is KSNC (Chester Arpt). Representative on most days, though a thunderstorm can hit one and miss the other.
Forecasts near Old Saybrook
- Essex, CT4 mi
- Old Lyme, CT4 mi
- Westbrook, CT5 mi
- Deep River, CT7 mi
- Clinton, CT8 mi
- East Lyme, CT9 mi
- Chester, CT10 mi
- Southold, NY11 mi
Elsewhere in Connecticut
BridgeportStamfordNew HavenHartfordWaterburyNorwalkAll Connecticut forecasts →

