Calgary Weather in August
In August, Calgary averages a high of 22°C (72°F) and a low of 9°C (48°F), based on 41 years of historical weather data from CALGARY GLENMORE DAM.
22°C
Average high
72°F
9°C
Average low
48°F
35°C
Record high
95°F · 1971
-3°C
Record low
26°F · 1992
What to Expect in Calgary in August
Typical August days in Calgary reach 22°C (72°F) during the afternoon and cool to around 9°C (48°F) overnight. On average, measurable rain falls on about 34% of days this month. Over the past 41 years, August temperatures in Calgary have ranged from a record high of 35°C (1971) down to a record low of -3°C (1992).
For a day-by-day look or other months, see the full Calgary weather history.