Weather in Markham in August
In an average August, Markham sees a daily high around 24°C and a low around 19°C, based on 1980–2026 of local climate records.
| Average high | 24°C |
|---|---|
| Typical high range | 21°C to 27°C |
| Average low | 19°C |
| Typical low range | 16°C to 22°C |
| Average daily precipitation | 3 mm |
August records
The most extreme August on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total August accumulation.
High
Highest
31°C
2006-08-01
Lowest
16°C
1986-08-28
Low
Highest
26°C
2006-08-01
Lowest
10°C
1986-08-28
Feels-like
Highest
39°C
2006-08-01
Lowest
6°C
1986-08-28
Humidity
Highest
21.5 g/m³
2006-08-01
Lowest
6.8 g/m³
1986-08-28
Wind
Highest
48 km/h
1982-08-25
Lowest
8 km/h
2021-08-22
Gust
Highest
91 km/h
1986-08-27
Lowest
15 km/h
2023-08-28
Precip
Wettest
134 mm
2018
Driest
23 mm
2006
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