Cold spell occuring from December 20 2012 to December 25 2012 at -14.5°S 18.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Namibia
  • Zambia
  • Zimbabwe

Duration: 6 days

Time span: December 20 2012 to December 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 20.5 °C
  • Minimum temperature anomaly: -4.5 °C
  • Minimum temperature: 17.2 °C

Event center: -14.5°S 18.5°E

Area affected: 326519 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-Dec-20_to_2012-Dec-25_18.5_-14.5

Heat wave occuring from November 10 2012 to November 25 2012 at -9.0°S 10.5°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Botswana
  • Congo
  • Congo DRC
  • Lesotho
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 16 days

Time span: November 10 2012 to November 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 26.1 °C
  • Maximum temperature anomaly: 7.7 °C
  • Maximum temperature: 33.2 °C

Event center: -9.0°S 10.5°E

Area affected: 1836608 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-Nov-10_to_2012-Nov-25_10.5_-9.0

Cold spell occuring from October 27 2012 to November 09 2012 at -6.5°S 35.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Burundi
  • Congo DRC
  • Eswatini
  • Kenya
  • Lesotho
  • Madagascar
  • Malawi
  • Mozambique
  • South Africa
  • South Sudan
  • Tanzania
  • Uganda
  • Zambia
  • Zimbabwe

Duration: 14 days

Time span: October 27 2012 to November 09 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 18.5 °C
  • Minimum temperature anomaly: -8.5 °C
  • Minimum temperature: 3.6 °C

Event center: -6.5°S 35.0°E

Area affected: 7901794 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-Oct-27_to_2012-Nov-09_35.0_-6.5

Cold spell occuring from October 23 2012 to October 25 2012 at -19.0°S 28.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Mozambique
  • South Africa
  • Zimbabwe

Duration: 3 days

Time span: October 23 2012 to October 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 18.8 °C
  • Minimum temperature anomaly: -8.4 °C
  • Minimum temperature: 10.3 °C

Event center: -19.0°S 28.5°E

Area affected: 366055 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-Oct-23_to_2012-Oct-25_28.5_-19.0

Heat wave occuring from October 18 2012 to October 20 2012 at -17.5°S 32.0°E

Download data: JSON

Event type: Heat wave

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

  • Mozambique
  • Zimbabwe

Duration: 3 days

Time span: October 18 2012 to October 20 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 4.3 °C
  • Mean temperature: 27.3 °C
  • Maximum temperature anomaly: 5.8 °C
  • Maximum temperature: 31.6 °C

Event center: -17.5°S 32.0°E

Area affected: 55800 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-Oct-18_to_2012-Oct-20_32.0_-17.5

Cold spell occuring from September 14 2012 to September 17 2012 at -27.0°S 29.0°E

Download data: JSON

Event type: Cold spell

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

  • Eswatini
  • Lesotho
  • Mozambique
  • South Africa
  • Zimbabwe

Duration: 4 days

Time span: September 14 2012 to September 17 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 14.7 °C
  • Minimum temperature anomaly: -8.7 °C
  • Minimum temperature: 2.6 °C

Event center: -27.0°S 29.0°E

Area affected: 309669 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-Sep-14_to_2012-Sep-17_29.0_-27.0

Heat wave occuring from August 19 2012 to August 28 2012 at -25.5°S 26.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Botswana
  • Lesotho
  • Mozambique
  • Namibia
  • South Africa
  • Zimbabwe

Duration: 10 days

Time span: August 19 2012 to August 28 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 22.7 °C
  • Maximum temperature anomaly: 8.7 °C
  • Maximum temperature: 27.9 °C

Event center: -25.5°S 26.0°E

Area affected: 1421536 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-Aug-19_to_2012-Aug-28_26.0_-25.5

Cold spell occuring from August 06 2012 to August 13 2012 at -19.5°S 24.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Lesotho
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 8 days

Time span: August 06 2012 to August 13 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -6.0 °C
  • Mean temperature: 9.9 °C
  • Minimum temperature anomaly: -12.2 °C
  • Minimum temperature: -8.8 °C

Event center: -19.5°S 24.0°E

Area affected: 2217642 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-Aug-06_to_2012-Aug-13_24.0_-19.5

Cold spell occuring from July 11 2012 to July 22 2012 at -16.5°S 17.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Malawi
  • Mozambique
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 12 days

Time span: July 11 2012 to July 22 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: 11.7 °C
  • Minimum temperature anomaly: -10.2 °C
  • Minimum temperature: 2.1 °C

Event center: -16.5°S 17.5°E

Area affected: 1708173 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-Jul-11_to_2012-Jul-22_17.5_-16.5

Heat wave occuring from June 29 2012 to July 09 2012 at -26.0°S 26.5°E

Download data: JSON

Event type: Heat wave

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

  • Botswana
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 11 days

Time span: June 29 2012 to July 09 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 16.8 °C
  • Maximum temperature anomaly: 6.9 °C
  • Maximum temperature: 21.6 °C

Event center: -26.0°S 26.5°E

Area affected: 861674 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-29_to_2012-Jul-09_26.5_-26.0