Category: Cold spells affecting Botswana

Cold spell occuring from July 09 2023 to July 15 2023 at -17.0°S 13.0°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 7 days

Time span: July 09 2023 to July 15 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: 11.5 °C
  • Minimum temperature anomaly: -8.5 °C
  • Minimum temperature: 2.2 °C

Event center: -17.0°S 13.0°E

Area affected: 1917815 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-09_to_2023-Jul-15_13.0_-17.0

Cold spell occuring from May 19 2023 to May 21 2023 at -25.5°S 24.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • South Africa

Duration: 3 days

Time span: May 19 2023 to May 21 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -3.9 °C
  • Mean temperature: 11.7 °C
  • Minimum temperature anomaly: -4.9 °C
  • Minimum temperature: 10.4 °C

Event center: -25.5°S 24.0°E

Area affected: 52877 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-May-19_to_2023-May-21_24.0_-25.5

Cold spell occuring from March 23 2023 to March 25 2023 at -23.0°S 24.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana

Duration: 3 days

Time span: March 23 2023 to March 25 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: 20.8 °C
  • Minimum temperature anomaly: -4.8 °C
  • Minimum temperature: 19.0 °C

Event center: -23.0°S 24.0°E

Area affected: 54122 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-Mar-23_to_2023-Mar-25_24.0_-23.0

Cold spell occuring from February 14 2023 to February 20 2023 at -19.5°S 26.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Zimbabwe

Duration: 7 days

Time span: February 14 2023 to February 20 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 21.8 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: 16.9 °C

Event center: -19.5°S 26.5°E

Area affected: 355194 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-Feb-14_to_2023-Feb-20_26.5_-19.5

Cold spell occuring from January 30 2023 to February 04 2023 at -23.5°S 27.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • South Africa

Duration: 6 days

Time span: January 30 2023 to February 04 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 22.5 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: 19.7 °C

Event center: -23.5°S 27.0°E

Area affected: 62028 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-30_to_2023-Feb-04_27.0_-23.5

Cold spell occuring from January 16 2023 to January 27 2023 at -18.0°S 26.5°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: 12 days

Time span: January 16 2023 to January 27 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.5 °C
  • Mean temperature: 20.7 °C
  • Minimum temperature anomaly: -4.9 °C
  • Minimum temperature: 17.3 °C

Event center: -18.0°S 26.5°E

Area affected: 519181 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-16_to_2023-Jan-27_26.5_-18.0

Cold spell occuring from January 05 2023 to January 09 2023 at -19.5°S 32.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Mozambique
  • Zambia
  • Zimbabwe

Duration: 5 days

Time span: January 05 2023 to January 09 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 20.8 °C
  • Minimum temperature anomaly: -8.1 °C
  • Minimum temperature: 14.6 °C

Event center: -19.5°S 32.5°E

Area affected: 324642 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-05_to_2023-Jan-09_32.5_-19.5

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 December 29 2022 to January 04 2023 at -11.5°S 26.5°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
  • Zambia
  • Zimbabwe

Duration: 7 days

Time span: December 29 2022 to January 04 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 20.2 °C
  • Minimum temperature anomaly: -4.5 °C
  • Minimum temperature: 17.4 °C

Event center: -11.5°S 26.5°E

Area affected: 571362 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-04_26.5_-11.5

Cold spell occuring from November 10 2022 to November 14 2022 at -14.0°S 22.0°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: 5 days

Time span: November 10 2022 to November 14 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 22.3 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: 19.5 °C

Event center: -14.0°S 22.0°E

Area affected: 154518 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-Nov-10_to_2022-Nov-14_22.0_-14.0