Category: Cold spells affecting Eswatini

Cold spell occuring from October 28 2023 to November 04 2023 at -29.5°S 29.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Eswatini
  • Lesotho
  • Malawi
  • Mozambique
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 8 days

Time span: October 28 2023 to November 04 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 16.2 °C
  • Minimum temperature anomaly: -14.9 °C
  • Minimum temperature: 0.5 °C

Event center: -29.5°S 29.0°E

Area affected: 3290242 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_2023-Oct-28_to_2023-Nov-04_29.0_-29.5

Cold spell occuring from July 27 2023 to August 04 2023 at -19.5°S 15.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Eswatini
  • Lesotho
  • Namibia
  • South Africa

Duration: 9 days

Time span: July 27 2023 to August 04 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: 9.6 °C
  • Minimum temperature anomaly: -10.1 °C
  • Minimum temperature: -1.9 °C

Event center: -19.5°S 15.5°E

Area affected: 1261029 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_2023-Jul-27_to_2023-Aug-04_15.5_-19.5

Cold spell occuring from July 10 2023 to July 15 2023 at -26.0°S 32.5°E

Download data: JSON

Event type: Cold spell

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

  • Eswatini
  • Mozambique
  • South Africa
  • Zimbabwe

Duration: 6 days

Time span: July 10 2023 to July 15 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 14.7 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: 1.8 °C

Event center: -26.0°S 32.5°E

Area affected: 386367 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_2023-Jul-10_to_2023-Jul-15_32.5_-26.0

Cold spell occuring from January 06 2023 to January 09 2023 at -24.5°S 34.5°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: January 06 2023 to January 09 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: 22.4 °C
  • Minimum temperature anomaly: -7.3 °C
  • Minimum temperature: 19.5 °C

Event center: -24.5°S 34.5°E

Area affected: 103861 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_2023-Jan-06_to_2023-Jan-09_34.5_-24.5

Cold spell occuring from December 29 2022 to January 03 2023 at -26.5°S 27.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Eswatini
  • Mozambique
  • South Africa

Duration: 6 days

Time span: December 29 2022 to January 03 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 20.4 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: 12.9 °C

Event center: -26.5°S 27.5°E

Area affected: 420333 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-Dec-29_to_2023-Jan-03_27.5_-26.5

Cold spell occuring from August 30 2022 to September 04 2022 at -15.5°S 24.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Eswatini
  • Malawi
  • Mozambique
  • South Africa
  • Tanzania, United Republic of
  • Zambia
  • Zimbabwe

Duration: 6 days

Time span: August 30 2022 to September 04 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 17.9 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: 9.6 °C

Event center: -15.5°S 24.5°E

Area affected: 1227872 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-30_to_2022-Sep-04_24.5_-15.5

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 April 15 2022 to April 25 2022 at -16.0°S 18.0°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 11 days

Time span: April 15 2022 to April 25 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 18.3 °C
  • Minimum temperature anomaly: -6.2 °C
  • Minimum temperature: 5.7 °C

Event center: -16.0°S 18.0°E

Area affected: 2164666 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-15_to_2022-Apr-25_18.0_-16.0

Cold spell occuring from March 25 2022 to April 18 2022 at -15.0°S 12.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Eswatini
  • Lesotho
  • Namibia
  • South Africa

Duration: 25 days

Time span: March 25 2022 to April 18 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 16.6 °C
  • Minimum temperature anomaly: -7.6 °C
  • Minimum temperature: 4.6 °C

Event center: -15.0°S 12.0°E

Area affected: 1777953 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-Mar-25_to_2022-Apr-18_12.0_-15.0

Cold spell occuring from December 15 2021 to January 03 2022 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):

  • Botswana
  • Eswatini
  • Lesotho
  • Madagascar
  • Mozambique
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 20 days

Time span: December 15 2021 to January 03 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 17.9 °C
  • Minimum temperature anomaly: -9.8 °C
  • Minimum temperature: 3.9 °C

Event center: -34.5°S 23.5°E

Area affected: 6195691 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_2021-Dec-15_to_2022-Jan-03_23.5_-34.5