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Collinsville climate
Typical historical weather for Collinsville, 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 Collinsville.
Annual average
15°C
across all months
Warmest month
31.3°C
Jul average high
Coolest month
-0.5°C
Jan average low
Annual rainfall
1167mm
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
36.7°C
24 July 2016
Coldest day
-15.8°C
24 December 2022
Wettest day
111.1mm
8 August 2024
Windiest day
8.5m/s
2 March 2018
See the detail: Collinsville on 8 August 2024.