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Old Saybrook climate
Typical historical weather for Old Saybrook, United States, averaged across 10 years of hourly climate data. Pick a date for a specific day.
Want today's actual conditions instead? See the current forecast for Old Saybrook.
Annual average
11.7°C
across all months
Warmest month
28.8°C
Jul average high
Coolest month
-3.9°C
Jan average low
Annual rainfall
1241mm
total per year
Monthly averages
Average daily high/low temperature (band) and monthly rainfall (bars).
● Avg high● Avg low▮ Rainfall
Records on file
Hottest day
37°C
24 June 2025
Coldest day
-23.9°C
15 February 2016
Wettest day
104.5mm
11 December 2024
Windiest day
9.3m/s
2 March 2018
See the detail: Old Saybrook on 11 December 2024.