Category: Heat waves affecting South Africa

Heat wave occuring from July 07 2020 to July 10 2020 at -27.0°S 23.5°E

Download data: JSON

Event type: Heat wave

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

  • Botswana
  • South Africa

Duration: 4 days

Time span: July 07 2020 to July 10 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.9 °C
  • Mean temperature: 15.3 °C
  • Maximum temperature anomaly: 7.2 °C
  • Maximum temperature: 18.9 °C

Event center: -27.0°S 23.5°E

Area affected: 120960 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_2020-Jul-07_to_2020-Jul-10_23.5_-27.0

Heat wave occuring from June 26 2020 to July 09 2020 at -30.0°S 14.5°E

Download data: JSON

Event type: Heat wave

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

  • South Africa

Duration: 14 days

Time span: June 26 2020 to July 09 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 16.5 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: 18.6 °C

Event center: -30.0°S 14.5°E

Area affected: 2411398 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_2020-Jun-26_to_2020-Jul-09_14.5_-30.0

Heat wave occuring from June 23 2020 to June 25 2020 at -33.5°S 20.5°E

Download data: JSON

Event type: Heat wave

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

  • South Africa

Duration: 3 days

Time span: June 23 2020 to June 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 15.8 °C
  • Maximum temperature anomaly: 7.9 °C
  • Maximum temperature: 19.8 °C

Event center: -33.5°S 20.5°E

Area affected: 57766 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_2020-Jun-23_to_2020-Jun-25_20.5_-33.5

Heat wave occuring from June 13 2020 to September 15 2020 at -10.5°S 13.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Benin
  • Botswana
  • Burundi
  • Cameroon
  • Central African Republic
  • Chad
  • Congo
  • Congo, The Democratic Republic of the
  • Côte d’Ivoire
  • Equatorial Guinea
  • Gabon
  • Ghana
  • Kenya
  • Liberia
  • Malawi
  • Mali
  • Mozambique
  • Namibia
  • Nigeria
  • Rwanda
  • South Africa
  • South Sudan
  • Tanzania, United Republic of
  • Togo
  • Uganda
  • Zambia
  • Zimbabwe

Duration: 95 days

Time span: June 13 2020 to September 15 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 20.7 °C
  • Maximum temperature anomaly: 12.1 °C
  • Maximum temperature: 30.4 °C

Event center: -10.5°S 13.0°E

Area affected: 18321923 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_2020-Jun-13_to_2020-Sep-15_13.0_-10.5

Heat wave occuring from June 05 2020 to June 11 2020 at -33.0°S 29.0°E

Download data: JSON

Event type: Heat wave

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

  • South Africa

Duration: 7 days

Time span: June 05 2020 to June 11 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 21.6 °C
  • Maximum temperature anomaly: 6.3 °C
  • Maximum temperature: 24.8 °C

Event center: -33.0°S 29.0°E

Area affected: 270431 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_2020-Jun-05_to_2020-Jun-11_29.0_-33.0

Heat wave occuring from May 31 2020 to June 05 2020 at -29.5°S 28.5°E

Download data: JSON

Event type: Heat wave

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

  • Lesotho
  • South Africa

Duration: 6 days

Time span: May 31 2020 to June 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 20.1 °C
  • Maximum temperature anomaly: 6.5 °C
  • Maximum temperature: 23.4 °C

Event center: -29.5°S 28.5°E

Area affected: 337838 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_2020-May-31_to_2020-Jun-05_28.5_-29.5

Heat wave occuring from May 28 2020 to June 10 2020 at -28.0°S 17.5°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Namibia
  • South Africa

Duration: 14 days

Time span: May 28 2020 to June 10 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.3 °C
  • Mean temperature: 18.7 °C
  • Maximum temperature anomaly: 8.9 °C
  • Maximum temperature: 27.4 °C

Event center: -28.0°S 17.5°E

Area affected: 606085 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_2020-May-28_to_2020-Jun-10_17.5_-28.0

Heat wave occuring from May 04 2020 to May 15 2020 at -35.0°S 18.5°E

Download data: JSON

Event type: Heat wave

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

  • Namibia
  • South Africa

Duration: 12 days

Time span: May 04 2020 to May 15 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 19.8 °C
  • Maximum temperature anomaly: 7.3 °C
  • Maximum temperature: 25.9 °C

Event center: -35.0°S 18.5°E

Area affected: 574874 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_2020-May-04_to_2020-May-15_18.5_-35.0

Heat wave occuring from April 22 2020 to April 27 2020 at -34.0°S 18.0°E

Download data: JSON

Event type: Heat wave

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

  • South Africa

Duration: 6 days

Time span: April 22 2020 to April 27 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 19.6 °C
  • Maximum temperature anomaly: 4.2 °C
  • Maximum temperature: 21.2 °C

Event center: -34.0°S 18.0°E

Area affected: 86708 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_2020-Apr-22_to_2020-Apr-27_18.0_-34.0

Heat wave occuring from April 18 2020 to April 23 2020 at -28.0°S 21.5°E

Download data: JSON

Event type: Heat wave

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

  • Botswana
  • Namibia
  • South Africa

Duration: 6 days

Time span: April 18 2020 to April 23 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.3 °C
  • Mean temperature: 23.7 °C
  • Maximum temperature anomaly: 8.6 °C
  • Maximum temperature: 28.8 °C

Event center: -28.0°S 21.5°E

Area affected: 328294 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_2020-Apr-18_to_2020-Apr-23_21.5_-28.0