Thursday, March 23, 2023

New heat records set across southern Alberta, including Lethbridge

A number of new heat records were set Wednesday (Aug. 21) across southern Alberta.

Here in Lethbridge, the mercury topped out at 34.7 °C. Previously, the hottest August 21st was 33.3° C and that was set way back in 1969.

Claresholm hit 32 .0°C on Wednesday, while Waterton Park saw the temperature get up to 31.1°C. The Crowsnest Pass also set a new daytime record, with 30.1°C.

Temperatures are expected to moderate now heading into the weekend.

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Data provided by Environment Canada

New record 32.0
Record of 31.9 set in 2003
Records started in 1951

New record of 30.1
Record of 29.1 set in 2006
Records started in 1965

New record of 34.7
Record of 33.3 set in 1969
Records started in 1902

Waterton Park Gate
New record of 31.1
Record of 31.0 set in 1991
Records started in 1976

The following location tied their record high temperature for August
21 (values given in degrees Celsius):

Tied record of 32.7
Record of 32.7 set in 2003
Records started in 1918

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