Weather in September
September ushers in the fall season in
Old Saybrook Center with significantly cooler temperatures. The sea temperature sees a downward trend settling at 62.8°F (17.1°C), echoing the shift from summer. September acts as a relief after the hot
August and paves the way for the chillier
October. The shorter days and cool evenings make evident the steady approach of fall. This moderate weather marks the beginning of the cozy season in the city.
Ocean temperature
In September, the average ocean temperature in Old Saybrook Center is 68.2°F (20.1°C).
Note: Most people find it challenging to enjoy swimming in water that is 68.2°F (20.1°C). As water temperature falls below 69.8°F (21°C), controlling breathing grows increasingly difficult.
Daylight
The average length of the day in September in Old Saybrook Center,
Connecticut, is 12h and 28min.
On the first day of September, sunrise is at 6:16 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:32 pm EDT.
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