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Monticello climate
Typical historical weather for Monticello, 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 Monticello.
Annual average
19.7°C
across all months
Warmest month
33.4°C
Jul average high
Coolest month
3.8°C
Jan average low
Annual rainfall
1392mm
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
40°C
24 August 2023
Coldest day
-12.1°C
17 January 2018
Wettest day
86.1mm
2 April 2017
Windiest day
8.7m/s
27 August 2020
See the detail: Monticello on 2 April 2017.