This page contains a list of the average monthly high and low temperatures in Lethbridge, Alberta for the month of August each year between 1938 and 2023. It is based on NOAA data.
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What Was the Hottest August Ever in Lethbridge?
1971 was the warmest August in the history of Lethbridge, Alberta. The average daily high temperature was 30.8 °C, and the average low was 13.0 °C.
What Was the Coldest August Ever in Lethbridge?
1987 was the coolest August in the history of Lethbridge, Alberta. The average daily high temperature was 21.3 °C, and the average low was 8.0 °C.