St. Catharines Airport - Record values

Averages and Extremes for September 24:

Averages and Extremes Value Year
Average Maximum Temperature 19.9°C  
Average Minimum Temperature 10.1°C  
Frequency of Precipitation 36.0%  
Highest Temperature (1971-2000) 22.9°C 1986
Lowest Temperature (1971-2000) 1.7°C 1974
Greatest Precipitation (1971-2000) 34.0mm 1977
Greatest Rainfall (1971-2000) 34.0mm 1977
Greatest Snowfall (1971-2000)    
Most Snow on the Ground (1971-2000)    

[empty] = No data available

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Or if you wish more information about climate normals and averages, please visit Climate Normals and Averages

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