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Northumberland climate
Typical historical weather for Northumberland, 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 Northumberland.
Annual average
5.7°C
across all months
Warmest month
24.4°C
Jul average high
Coolest month
-13.1°C
Jan average low
Annual rainfall
1175mm
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
33.2°C
24 June 2025
Coldest day
-31.5°C
27 January 2022
Wettest day
53.1mm
18 December 2023
Windiest day
7.2m/s
17 February 2025
See the detail: Northumberland on 18 December 2023.