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Thorold, Ontario experiences four distinct seasons throughout the year.
In the winter months of December, January, and February, the average temperature is -6° Celsius, and the average precipitation is 44mm. During these months, there is a significant amount of snowfall, with an average of 81cm of snow.
In the spring months of March, April, and May, the average temperature is 6° Celsius, and the average precipitation is 54mm. This is the time of year when the snow begins to melt, and the snow accumulation is only about 24cm, on average.
In the summer months of June, July, and August, the average temperature is 22° Celsius, and the average precipitation is 69mm. This is the time of year when Thorold is pleasant and sunny, and the humidity is usually quite low.
In the fall months of September, October, and November, the average temperature is 10° Celsius, and the average precipitation is 66mm. This is the time of year when the leaves begin to change colour, and the snow accumulation is approximately 48cm, on average.
Overall, Thorold has a mild climate with warm summers and cold winters, and relatively low humidity.
As of 2020, the city population is 18801.
This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Thorold, Ontario.