Category: Cold spells affecting South Africa

2 cold spells identified in South Africa since 2020

Cold spell occuring from April 23 2012 to April 26 2012 at -25.5°S 33.0°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: April 23 2012 to April 26 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 20.1 °C
  • Minimum temperature anomaly: -5.1 °C
  • Minimum temperature: 10.6 °C

Event center: -25.5°S 33.0°E

Area affected: 141798 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_2012-Apr-23_to_2012-Apr-26_33.0_-25.5

Cold spell occuring from April 22 2012 to April 24 2012 at -32.5°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 22 2012 to April 24 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 11.0 °C
  • Minimum temperature anomaly: -8.3 °C
  • Minimum temperature: 5.8 °C

Event center: -32.5°S 25.5°E

Area affected: 59431 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_2012-Apr-22_to_2012-Apr-24_25.5_-32.5

Cold spell occuring from April 12 2012 to April 29 2012 at -13.0°S 32.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Congo DRC
  • Malawi
  • Mozambique
  • Namibia
  • South Africa
  • Tanzania
  • Zambia
  • Zimbabwe

Duration: 18 days

Time span: April 12 2012 to April 29 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 19.8 °C
  • Minimum temperature anomaly: -4.9 °C
  • Minimum temperature: 12.4 °C

Event center: -13.0°S 32.0°E

Area affected: 2138070 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_2012-Apr-12_to_2012-Apr-29_32.0_-13.0

Cold spell occuring from April 07 2012 to April 12 2012 at -30.5°S 25.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Lesotho
  • Namibia
  • South Africa

Duration: 6 days

Time span: April 07 2012 to April 12 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -6.0 °C
  • Mean temperature: 13.1 °C
  • Minimum temperature anomaly: -9.6 °C
  • Minimum temperature: 4.3 °C

Event center: -30.5°S 25.5°E

Area affected: 779026 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_2012-Apr-07_to_2012-Apr-12_25.5_-30.5

Cold spell occuring from March 26 2012 to April 08 2012 at -21.5°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 DRC
  • Eswatini
  • Lesotho
  • Madagascar
  • Malawi
  • Mozambique
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 14 days

Time span: March 26 2012 to April 08 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 19.2 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: 4.6 °C

Event center: -21.5°S 17.5°E

Area affected: 3781144 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_2012-Mar-26_to_2012-Apr-08_17.5_-21.5

Cold spell occuring from March 06 2012 to March 09 2012 at -24.0°S 33.5°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: March 06 2012 to March 09 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 24.2 °C
  • Minimum temperature anomaly: -4.7 °C
  • Minimum temperature: 21.7 °C

Event center: -24.0°S 33.5°E

Area affected: 213705 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_2012-Mar-06_to_2012-Mar-09_33.5_-24.0

Cold spell occuring from February 09 2012 to February 14 2012 at -27.0°S 21.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Namibia
  • South Africa

Duration: 6 days

Time span: February 09 2012 to February 14 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.7 °C
  • Mean temperature: 20.4 °C
  • Minimum temperature anomaly: -11.7 °C
  • Minimum temperature: 12.8 °C

Event center: -27.0°S 21.5°E

Area affected: 586344 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_2012-Feb-09_to_2012-Feb-14_21.5_-27.0

Cold spell occuring from February 08 2012 to February 13 2012 at -34.5°S 23.5°E

Download data: JSON

Event type: Cold spell

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

  • South Africa

Duration: 6 days

Time span: February 08 2012 to February 13 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.4 °C
  • Mean temperature: 18.4 °C
  • Minimum temperature anomaly: -7.7 °C
  • Minimum temperature: 13.6 °C

Event center: -34.5°S 23.5°E

Area affected: 336759 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_2012-Feb-08_to_2012-Feb-13_23.5_-34.5

Cold spell occuring from February 01 2012 to February 04 2012 at -30.5°S 22.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Namibia
  • South Africa

Duration: 4 days

Time span: February 01 2012 to February 04 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: 20.2 °C
  • Minimum temperature anomaly: -7.6 °C
  • Minimum temperature: 13.9 °C

Event center: -30.5°S 22.5°E

Area affected: 312677 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_2012-Feb-01_to_2012-Feb-04_22.5_-30.5

Cold spell occuring from December 16 2011 to December 21 2011 at -23.5°S 33.5°E

Download data: JSON

Event type: Cold spell

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

  • Mozambique
  • South Africa
  • Zimbabwe

Duration: 6 days

Time span: December 16 2011 to December 21 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: 23.6 °C
  • Minimum temperature anomaly: -4.6 °C
  • Minimum temperature: 22.0 °C

Event center: -23.5°S 33.5°E

Area affected: 71529 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_2011-Dec-16_to_2011-Dec-21_33.5_-23.5