Category: Heat waves affecting Canada

16 heat waves identified in Canada since 2020

Heat wave occuring from May 18 2012 to June 03 2012 at 43.5°N 282.5°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada
  • United States

Duration: 17 days

Time span: May 18 2012 to June 03 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 6.2 °C
  • Mean temperature: 19.3 °C
  • Maximum temperature anomaly: 9.4 °C
  • Maximum temperature: 24.8 °C

Event center: 43.5°N 282.5°E

Area affected: 56455 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-May-18_to_2012-Jun-03_282.5_43.5

Heat wave occuring from May 14 2012 to May 16 2012 at 51.0°N 290.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada

Duration: 3 days

Time span: May 14 2012 to May 16 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 7.7 °C
  • Mean temperature: 13.3 °C
  • Maximum temperature anomaly: 10.0 °C
  • Maximum temperature: 18.5 °C

Event center: 51.0°N 290.0°E

Area affected: 75774 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-May-14_to_2012-May-16_290.0_51.0

Heat wave occuring from June 02 2012 to June 19 2012 at 75.5°N 243.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada

Duration: 18 days

Time span: June 02 2012 to June 19 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 3.7 °C
  • Maximum temperature anomaly: 11.8 °C
  • Maximum temperature: 12.9 °C

Event center: 75.5°N 243.0°E

Area affected: 88701 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-Jun-02_to_2012-Jun-19_243.0_75.5

Heat wave occuring from June 02 2012 to June 05 2012 at 70.5°N 296.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada

Duration: 4 days

Time span: June 02 2012 to June 05 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 1.2 °C
  • Maximum temperature anomaly: 5.4 °C
  • Maximum temperature: 4.3 °C

Event center: 70.5°N 296.0°E

Area affected: 118826 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-Jun-02_to_2012-Jun-05_296.0_70.5

Heat wave occuring from June 01 2012 to June 12 2012 at 44.0°N 273.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada
  • United States

Duration: 12 days

Time span: June 01 2012 to June 12 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: 20.5 °C
  • Maximum temperature anomaly: 10.2 °C
  • Maximum temperature: 28.6 °C

Event center: 44.0°N 273.0°E

Area affected: 750621 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-Jun-01_to_2012-Jun-12_273.0_44.0

Heat wave occuring from May 31 2012 to September 03 2012 at 72.0°N 226.5°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada
  • Faroe Islands
  • Greenland
  • Iceland
  • United Kingdom
  • United States

Duration: 96 days

Time span: May 31 2012 to September 03 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 4.1 °C
  • Mean temperature: 7.4 °C
  • Maximum temperature anomaly: 17.6 °C
  • Maximum temperature: 27.5 °C

Event center: 72.0°N 226.5°E

Area affected: 15994712 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-May-31_to_2012-Sep-03_226.5_72.0

Heat wave occuring from May 31 2012 to June 09 2012 at 66.0°N 294.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada

Duration: 10 days

Time span: May 31 2012 to June 09 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 4.6 °C
  • Maximum temperature anomaly: 11.2 °C
  • Maximum temperature: 11.7 °C

Event center: 66.0°N 294.0°E

Area affected: 257855 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-May-31_to_2012-Jun-09_294.0_66.0

Heat wave occuring from May 10 2012 to May 13 2012 at 57.5°N 268.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada

Duration: 4 days

Time span: May 10 2012 to May 13 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 7.0 °C
  • Mean temperature: 4.7 °C
  • Maximum temperature anomaly: 12.4 °C
  • Maximum temperature: 11.9 °C

Event center: 57.5°N 268.0°E

Area affected: 63085 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-May-10_to_2012-May-13_268.0_57.5

Heat wave occuring from May 26 2012 to June 20 2012 at 81.0°N 297.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada
  • Greenland

Duration: 26 days

Time span: May 26 2012 to June 20 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 5.3 °C
  • Mean temperature: -0.4 °C
  • Maximum temperature anomaly: 11.9 °C
  • Maximum temperature: 15.3 °C

Event center: 81.0°N 297.0°E

Area affected: 4167852 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-May-26_to_2012-Jun-20_297.0_81.0

Heat wave occuring from May 25 2012 to June 09 2012 at 66.5°N 242.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Canada

Duration: 16 days

Time span: May 25 2012 to June 09 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 1.7 °C
  • Maximum temperature anomaly: 14.9 °C
  • Maximum temperature: 22.4 °C

Event center: 66.5°N 242.0°E

Area affected: 3612613 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-May-25_to_2012-Jun-09_242.0_66.5