Category: Cold spells affecting Botswana

Cold spell occuring from April 26 2026 to May 02 2026 at -33.0°S 19.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Namibia
  • South Africa

Duration: 7 days

Time span: April 26 2026 to May 02 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.4 °C
  • Mean temperature: 11.4 °C
  • Minimum temperature anomaly: -8.3 °C
  • Minimum temperature: 5.2 °C

Event center: -33.0°S 19.0°E

Area affected: 441261 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_2026-Apr-26_to_2026-May-02_19.0_-33.0

Cold spell occuring from April 22 2026 to April 25 2026 at -21.5°S 26.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana

Duration: 4 days

Time span: April 22 2026 to April 25 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: 19.4 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: 15.8 °C

Event center: -21.5°S 26.0°E

Area affected: 60812 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_2026-Apr-22_to_2026-Apr-25_26.0_-21.5

Cold spell occuring from March 06 2026 to March 08 2026 at -26.5°S 21.0°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: March 06 2026 to March 08 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 21.1 °C
  • Minimum temperature anomaly: -7.7 °C
  • Minimum temperature: 16.7 °C

Event center: -26.5°S 21.0°E

Area affected: 87546 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_2026-Mar-06_to_2026-Mar-08_21.0_-26.5

Cold spell occuring from March 05 2026 to March 17 2026 at -25.0°S 24.5°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 13 days

Time span: March 05 2026 to March 17 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 20.7 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: 11.7 °C

Event center: -25.0°S 24.5°E

Area affected: 1462513 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_2026-Mar-05_to_2026-Mar-17_24.5_-25.0

Cold spell occuring from March 03 2026 to March 06 2026 at -23.0°S 23.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana

Duration: 4 days

Time span: March 03 2026 to March 06 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 21.4 °C
  • Minimum temperature anomaly: -5.0 °C
  • Minimum temperature: 19.8 °C

Event center: -23.0°S 23.5°E

Area affected: 76913 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_2026-Mar-03_to_2026-Mar-06_23.5_-23.0

Cold spell occuring from February 23 2026 to February 26 2026 at -30.0°S 21.0°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 23 2026 to February 26 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -4.8 °C
  • Mean temperature: 22.1 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: 17.9 °C

Event center: -30.0°S 21.0°E

Area affected: 225096 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_2026-Feb-23_to_2026-Feb-26_21.0_-30.0

Cold spell occuring from February 12 2026 to February 19 2026 at -18.0°S 21.0°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 8 days

Time span: February 12 2026 to February 19 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: 21.0 °C
  • Minimum temperature anomaly: -7.9 °C
  • Minimum temperature: 12.5 °C

Event center: -18.0°S 21.0°E

Area affected: 1448815 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_2026-Feb-12_to_2026-Feb-19_21.0_-18.0

Cold spell occuring from January 18 2026 to January 26 2026 at -21.5°S 25.5°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 9 days

Time span: January 18 2026 to January 26 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -4.5 °C
  • Mean temperature: 20.5 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: 14.5 °C

Event center: -21.5°S 25.5°E

Area affected: 879109 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_2026-Jan-18_to_2026-Jan-26_25.5_-21.5

Cold spell occuring from December 11 2025 to December 24 2025 at -23.0°S 22.5°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: 14 days

Time span: December 11 2025 to December 24 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 22.1 °C
  • Minimum temperature anomaly: -6.5 °C
  • Minimum temperature: 19.3 °C

Event center: -23.0°S 22.5°E

Area affected: 889785 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_2025-Dec-11_to_2025-Dec-24_22.5_-23.0

Cold spell occuring from November 15 2025 to November 18 2025 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
  • Mozambique
  • South Africa
  • Zimbabwe

Duration: 4 days

Time span: November 15 2025 to November 18 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -5.8 °C
  • Mean temperature: 18.6 °C
  • Minimum temperature anomaly: -9.6 °C
  • Minimum temperature: 13.1 °C

Event center: -23.5°S 27.0°E

Area affected: 289929 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_2025-Nov-15_to_2025-Nov-18_27.0_-23.5