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South Berwick climate
Typical historical weather for South Berwick, 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 South Berwick.
Annual average
10.1°C
across all months
Warmest month
27.2°C
Jul average high
Coolest month
-5.5°C
Jan average low
Annual rainfall
1144mm
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
38°C
24 June 2025
Coldest day
-24.9°C
4 February 2023
Wettest day
70.6mm
9 July 2021
Windiest day
9.4m/s
23 December 2022
See the detail: South Berwick on 9 July 2021.