Old Saybrook Center, CT Weather & Growing Conditions
Tonight
55°F
Partly Cloudy
Partly cloudy, with a low around 55. North wind 7 to 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Partly Cloudy | 7 to 12 mph N | 0% |
| Saturday | 67°F | Mostly Sunny | 10 mph E | 0% |
| Saturday Night | 58°F | Mostly Cloudy | 6 to 9 mph SE | 1% |
| Sunday | 67°F | Showers And Thunderstorms | 6 to 14 mph SE | 83% |
| Sunday Night | 60°F | Showers And Thunderstorms | 9 to 13 mph E | 90% |
| Monday | 66°F | Rain Showers Likely | 10 to 16 mph NE | 58% |
| Monday Night | 51°F | Slight Chance Rain Showers | 7 to 12 mph NE | 24% |
| Tuesday | 65°F | Slight Chance Rain Showers | 15 mph NE | 22% |
| Tuesday Night | 50°F | Mostly Cloudy | 12 to 15 mph NE | 12% |
| Wednesday | 65°F | Partly Sunny then Slight Chance Rain Showers | 15 to 20 mph NE | 15% |
| Wednesday Night | 50°F | Chance Rain Showers | 13 to 16 mph NE | 26% |
| Thursday | 64°F | Chance Rain Showers | 18 mph NE | 32% |
| Thursday Night | 51°F | Chance Rain Showers | 9 to 15 mph NE | 33% |
| Friday | 67°F | Chance Rain Showers | 10 to 15 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Old Saybrook Center, CT
Last spring frost
Apr 6
First fall frost
Nov 17
Growing season
221 days
Hardiness zone
7a
Explore more for Old Saybrook Center, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Orient Pt Sp, Ny (13.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.