Category: Extremes affecting South Africa

Cold spell occuring from June 01 2022 to June 04 2022 at -24.5°S 31.5°E

Download data: JSON

Event type: Cold spell

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

  • Eswatini
  • Mozambique
  • South Africa

Duration: 4 days

Time span: June 01 2022 to June 04 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 13.9 °C
  • Minimum temperature anomaly: -4.7 °C
  • Minimum temperature: 10.1 °C

Event center: -24.5°S 31.5°E

Area affected: 89832 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-01_to_2022-Jun-04_31.5_-24.5

Cold spell occuring from May 30 2022 to June 15 2022 at -10.5°S 19.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Congo, The Democratic Republic of the
  • Malawi
  • Mozambique
  • Namibia
  • South Africa
  • Tanzania, United Republic of
  • Zambia
  • Zimbabwe

Duration: 17 days

Time span: May 30 2022 to June 15 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 17.3 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: 8.7 °C

Event center: -10.5°S 19.0°E

Area affected: 2489409 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-May-30_to_2022-Jun-15_19.0_-10.5

Heat wave occuring from May 28 2022 to June 20 2022 at -5.5°S 22.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Burundi
  • Central African Republic
  • Congo
  • Congo, The Democratic Republic of the
  • Gabon
  • Namibia
  • Rwanda
  • South Africa
  • South Sudan
  • Tanzania, United Republic of
  • Uganda

Duration: 24 days

Time span: May 28 2022 to June 20 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 22.4 °C
  • Maximum temperature anomaly: 9.9 °C
  • Maximum temperature: 30.3 °C

Event center: -5.5°S 22.0°E

Area affected: 5955322 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-May-28_to_2022-Jun-20_22.0_-5.5

Heat wave occuring from May 23 2022 to July 09 2022 at -66.5°S 71.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica
  • Lesotho
  • Namibia
  • South Africa

Duration: 48 days

Time span: May 23 2022 to July 09 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 8.7 °C
  • Mean temperature: -22.8 °C
  • Maximum temperature anomaly: 21.0 °C
  • Maximum temperature: 28.6 °C

Event center: -66.5°S 71.5°E

Area affected: 28946985 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-May-23_to_2022-Jul-09_71.5_-66.5

Cold spell occuring from May 17 2022 to June 02 2022 at -19.0°S 17.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Congo, The Democratic Republic of the
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 17 days

Time span: May 17 2022 to June 02 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 15.4 °C
  • Minimum temperature anomaly: -9.7 °C
  • Minimum temperature: 5.5 °C

Event center: -19.0°S 17.5°E

Area affected: 1980671 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-May-17_to_2022-Jun-02_17.5_-19.0

Heat wave occuring from May 16 2022 to May 18 2022 at -35.0°S 22.0°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: May 16 2022 to May 18 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 3.2 °C
  • Mean temperature: 21.7 °C
  • Maximum temperature anomaly: 7.3 °C
  • Maximum temperature: 25.1 °C

Event center: -35.0°S 22.0°E

Area affected: 243242 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-May-16_to_2022-May-18_22.0_-35.0

Cold spell occuring from May 03 2022 to May 31 2022 at -18.5°S 8.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Namibia
  • South Africa

Duration: 29 days

Time span: May 03 2022 to May 31 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -1.5 °C
  • Mean temperature: 18.0 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: 10.5 °C

Event center: -18.5°S 8.0°E

Area affected: 4414677 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-May-03_to_2022-May-31_8.0_-18.5

Cold spell occuring from April 25 2022 to April 27 2022 at -29.5°S 25.5°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: April 25 2022 to April 27 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: 10.4 °C
  • Minimum temperature anomaly: -5.2 °C
  • Minimum temperature: 7.0 °C

Event center: -29.5°S 25.5°E

Area affected: 51018 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-Apr-25_to_2022-Apr-27_25.5_-29.5

Cold spell occuring from April 21 2022 to May 03 2022 at -30.0°S 15.0°E

Download data: JSON

Event type: Cold spell

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

  • South Africa

Duration: 13 days

Time span: April 21 2022 to May 03 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -1.4 °C
  • Mean temperature: 16.9 °C
  • Minimum temperature anomaly: -4.9 °C
  • Minimum temperature: 12.3 °C

Event center: -30.0°S 15.0°E

Area affected: 708357 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-Apr-21_to_2022-May-03_15.0_-30.0

Heat wave occuring from April 18 2022 to April 21 2022 at -28.5°S 16.5°E

Download data: JSON

Event type: Heat wave

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

  • Namibia
  • South Africa

Duration: 4 days

Time span: April 18 2022 to April 21 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 6.7 °C
  • Mean temperature: 25.9 °C
  • Maximum temperature anomaly: 12.1 °C
  • Maximum temperature: 30.2 °C

Event center: -28.5°S 16.5°E

Area affected: 90907 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-Apr-18_to_2022-Apr-21_16.5_-28.5