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Mount Vernon climate
Typical historical weather for Mount Vernon, 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 Mount Vernon.
Annual average
14.9°C
across all months
Warmest month
30.9°C
Jul average high
Coolest month
-2.5°C
Jan average low
Annual rainfall
1243mm
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
36.9°C
25 August 2023
Coldest day
-21.2°C
23 December 2022
Wettest day
91mm
14 August 2023
Windiest day
8m/s
27 September 2024
See the detail: Mount Vernon on 14 August 2023.