Heat wave occuring from June 16 2023 to June 19 2023 at 9.0°N 4.5°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Nigeria
  • Togo

Duration: 4 days

Time span: June 16 2023 to June 19 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 28.9 °C
  • Maximum temperature anomaly: 2.9 °C
  • Maximum temperature: 32.4 °C

Event center: 9.0°N 4.5°E

Area affected: 103531 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_2023-Jun-16_to_2023-Jun-19_4.5_9.0

Heat wave occuring from May 30 2023 to June 06 2023 at 8.0°N 7.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Cameroon
  • Nigeria
  • Togo

Duration: 8 days

Time span: May 30 2023 to June 06 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 28.5 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 31.3 °C

Event center: 8.0°N 7.0°E

Area affected: 241980 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_2023-May-30_to_2023-Jun-06_7.0_8.0

Heat wave occuring from February 15 2023 to March 08 2023 at 8.5°N 349.5°E

Download data: JSON

Event type: Heat wave

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

  • Côte d’Ivoire
  • Ghana
  • Guinea
  • Liberia
  • Mali
  • Sierra Leone
  • Togo

Duration: 22 days

Time span: February 15 2023 to March 08 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 28.9 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: 32.8 °C

Event center: 8.5°N 349.5°E

Area affected: 810760 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_2023-Feb-15_to_2023-Mar-08_349.5_8.5

Heat wave occuring from December 09 2022 to December 16 2022 at 6.5°N 0.5°E

Download data: JSON

Event type: Heat wave

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

  • Côte d’Ivoire
  • Ghana
  • Togo

Duration: 8 days

Time span: December 09 2022 to December 16 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 27.4 °C
  • Maximum temperature anomaly: 1.4 °C
  • Maximum temperature: 28.3 °C

Event center: 6.0°N 357.5°E

Area affected: 83055 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_2022-Dec-09_to_2022-Dec-16_0.5_6.5

Heat wave occuring from November 01 2022 to February 23 2023 at -13.5°S 355.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Angola
  • Antarctica
  • Argentina
  • Benin
  • Bolivia, Plurinational State of
  • Brazil
  • Burkina Faso
  • Cameroon
  • Chile
  • Congo
  • Côte d’Ivoire
  • Equatorial Guinea
  • Eswatini
  • Gabon
  • Gambia
  • Ghana
  • Guinea
  • Guinea-Bissau
  • Liberia
  • Madagascar
  • Mali
  • Mauritania
  • Morocco
  • Mozambique
  • Namibia
  • Niger
  • Nigeria
  • Paraguay
  • Peru
  • Senegal
  • Sierra Leone
  • South Africa
  • Togo
  • Uruguay

Duration: 115 days

Time span: November 01 2022 to February 23 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 17.9 °C
  • Maximum temperature anomaly: 12.2 °C
  • Maximum temperature: 38.9 °C

Event center: -13.5°S 355.0°E

Area affected: 48958616 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_2022-Nov-01_to_2023-Feb-23_355.0_-13.5

Heat wave occuring from August 06 2022 to August 13 2022 at 9.0°N 1.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Burkina Faso
  • Côte d’Ivoire
  • Ghana
  • Togo

Duration: 8 days

Time span: August 06 2022 to August 13 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 1.4 °C
  • Mean temperature: 27.2 °C
  • Maximum temperature anomaly: 2.0 °C
  • Maximum temperature: 28.5 °C

Event center: 8.0°N 359.5°E

Area affected: 207543 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_2022-Aug-06_to_2022-Aug-13_1.0_9.0

Heat wave occuring from March 23 2022 to April 01 2022 at 8.0°N 1.5°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Nigeria
  • Togo

Duration: 10 days

Time span: March 23 2022 to April 01 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 30.5 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 34.3 °C

Event center: 8.0°N 1.5°E

Area affected: 294402 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_2022-Mar-23_to_2022-Apr-01_1.5_8.0

Heat wave occuring from March 01 2022 to March 12 2022 at 8.5°N 349.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Côte d’Ivoire
  • Ghana
  • Guinea
  • Liberia
  • Nigeria
  • Sierra Leone
  • Togo

Duration: 12 days

Time span: March 01 2022 to March 12 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 29.7 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: 34.4 °C

Event center: 8.5°N 349.0°E

Area affected: 645485 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_2022-Mar-01_to_2022-Mar-12_349.0_8.5

Heat wave occuring from February 14 2022 to February 20 2022 at 8.5°N 1.5°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Ghana
  • Nigeria
  • Togo

Duration: 7 days

Time span: February 14 2022 to February 20 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 1.8 °C
  • Mean temperature: 30.8 °C
  • Maximum temperature anomaly: 2.7 °C
  • Maximum temperature: 31.9 °C

Event center: 8.5°N 1.5°E

Area affected: 58163 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_2022-Feb-14_to_2022-Feb-20_1.5_8.5

Heat wave occuring from April 29 2021 to May 03 2021 at 9.5°N 2.5°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Burkina Faso
  • Côte d’Ivoire
  • Ghana
  • Niger
  • Nigeria
  • Togo

Duration: 5 days

Time span: April 29 2021 to May 03 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 30.2 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: 37.5 °C

Event center: 9.5°N 2.5°E

Area affected: 703892 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_2021-Apr-29_to_2021-May-03_2.5_9.5