The temperatures in Old Saybrook in October are usually low and can range between 10°C and 17°C.
You can expect rain for roughly half of the month of October in Old Saybrook. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Old Saybrook in October 2025.
If you’re planning to visit Old Saybrook in the near future, we highly recommend that you review the 14 day weather forecast for Old Saybrook before you arrive.
Temperatures
17° / 10°
Rainy Days
8
Snowy Days
0
Dry Days
23
Rainfall
142
mm
Sun Hours
6.2
Hrs
