Category: Extremes affecting South Africa

Cold spell occuring from August 13 2022 to August 15 2022 at -35.0°S 28.0°E

Download data: JSON

Event type: Cold spell

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

  • South Africa

Duration: 3 days

Time span: August 13 2022 to August 15 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 13.2 °C
  • Minimum temperature anomaly: -4.4 °C
  • Minimum temperature: 8.0 °C

Event center: -35.0°S 28.0°E

Area affected: 53706 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: Cold_spell_2022-Aug-13_to_2022-Aug-15_28.0_-35.0

Heat wave occuring from August 09 2022 to August 13 2022 at -29.5°S 29.0°E

Download data: JSON

Event type: Heat wave

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

  • Lesotho
  • South Africa

Duration: 5 days

Time span: August 09 2022 to August 13 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 4.2 °C
  • Mean temperature: 13.7 °C
  • Maximum temperature anomaly: 6.2 °C
  • Maximum temperature: 18.3 °C

Event center: -29.5°S 29.0°E

Area affected: 68360 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_2022-Aug-09_to_2022-Aug-13_29.0_-29.5

Heat wave occuring from August 08 2022 to August 16 2022 at -23.5°S 42.0°E

Download data: JSON

Event type: Heat wave

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

  • Mozambique
  • South Africa

Duration: 9 days

Time span: August 08 2022 to August 16 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 19.3 °C
  • Maximum temperature anomaly: 5.6 °C
  • Maximum temperature: 26.3 °C

Event center: -23.5°S 42.0°E

Area affected: 2180857 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_2022-Aug-08_to_2022-Aug-16_42.0_-23.5

Heat wave occuring from August 04 2022 to August 09 2022 at -24.5°S 29.5°E

Download data: JSON

Event type: Heat wave

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

  • Botswana
  • Eswatini
  • Mozambique
  • South Africa
  • Zimbabwe

Duration: 6 days

Time span: August 04 2022 to August 09 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 3.9 °C
  • Mean temperature: 21.1 °C
  • Maximum temperature anomaly: 6.1 °C
  • Maximum temperature: 24.7 °C

Event center: -24.5°S 29.5°E

Area affected: 407944 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_2022-Aug-04_to_2022-Aug-09_29.5_-24.5

Heat wave occuring from July 20 2022 to August 02 2022 at -22.5°S 21.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Botswana
  • Lesotho
  • Namibia
  • South Africa

Duration: 14 days

Time span: July 20 2022 to August 02 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 18.9 °C
  • Maximum temperature anomaly: 7.2 °C
  • Maximum temperature: 25.0 °C

Event center: -22.5°S 21.0°E

Area affected: 1214500 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_2022-Jul-20_to_2022-Aug-02_21.0_-22.5

Heat wave occuring from July 16 2022 to July 19 2022 at -40.5°S 37.5°E

Download data: JSON

Event type: Heat wave

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

  • South Africa

Duration: 4 days

Time span: July 16 2022 to July 19 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 18.3 °C
  • Maximum temperature anomaly: 5.8 °C
  • Maximum temperature: 22.4 °C

Event center: -40.5°S 37.5°E

Area affected: 296710 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_2022-Jul-16_to_2022-Jul-19_37.5_-40.5

Heat wave occuring from July 15 2022 to July 19 2022 at -33.0°S 21.5°E

Download data: JSON

Event type: Heat wave

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

  • Namibia
  • South Africa

Duration: 5 days

Time span: July 15 2022 to July 19 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 5.2 °C
  • Mean temperature: 17.1 °C
  • Maximum temperature anomaly: 9.2 °C
  • Maximum temperature: 26.5 °C

Event center: -33.0°S 21.5°E

Area affected: 343334 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_2022-Jul-15_to_2022-Jul-19_21.5_-33.0

Heat wave occuring from June 18 2022 to June 22 2022 at -28.5°S 27.5°E

Download data: JSON

Event type: Heat wave

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

  • Lesotho
  • South Africa

Duration: 5 days

Time span: June 18 2022 to June 22 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 10.4 °C
  • Maximum temperature anomaly: 5.5 °C
  • Maximum temperature: 15.1 °C

Event center: -28.5°S 27.5°E

Area affected: 76104 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_2022-Jun-18_to_2022-Jun-22_27.5_-28.5

Cold spell occuring from June 17 2022 to June 25 2022 at -20.0°S 15.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Namibia
  • South Africa

Duration: 9 days

Time span: June 17 2022 to June 25 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: 13.6 °C
  • Minimum temperature anomaly: -10.5 °C
  • Minimum temperature: 4.5 °C

Event center: -20.0°S 15.0°E

Area affected: 765682 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: Cold_spell_2022-Jun-17_to_2022-Jun-25_15.0_-20.0

Cold spell occuring from June 07 2022 to June 12 2022 at -25.0°S 33.0°E

Download data: JSON

Event type: Cold spell

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

  • Mozambique
  • South Africa

Duration: 6 days

Time span: June 07 2022 to June 12 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 16.5 °C
  • Minimum temperature anomaly: -3.5 °C
  • Minimum temperature: 14.6 °C

Event center: -25.0°S 33.0°E

Area affected: 59070 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: Cold_spell_2022-Jun-07_to_2022-Jun-12_33.0_-25.0