Category: Heat waves affecting Chad

Heat wave occuring from July 30 2025 to August 01 2025 at 10.5°N 22.5°E

Download data: JSON

Event type: Heat wave

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

  • Central African Republic
  • Chad
  • Sudan

Duration: 3 days

Time span: July 30 2025 to August 01 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 27.3 °C
  • Maximum temperature anomaly: 3.4 °C
  • Maximum temperature: 29.1 °C

Event center: 10.5°N 22.5°E

Area affected: 115096 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_2025-Jul-30_to_2025-Aug-01_22.5_10.5

Heat wave occuring from July 06 2025 to July 13 2025 at 25.0°N 11.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Chad
  • Libya
  • Mali
  • Niger

Duration: 8 days

Time span: July 06 2025 to July 13 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 36.0 °C
  • Maximum temperature anomaly: 4.8 °C
  • Maximum temperature: 41.0 °C

Event center: 25.0°N 11.0°E

Area affected: 1154249 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_2025-Jul-06_to_2025-Jul-13_11.0_25.0

Heat wave occuring from July 04 2025 to July 10 2025 at 19.5°N 19.0°E

Download data: JSON

Event type: Heat wave

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

  • Chad
  • Niger

Duration: 7 days

Time span: July 04 2025 to July 10 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 34.9 °C
  • Maximum temperature anomaly: 2.4 °C
  • Maximum temperature: 36.9 °C

Event center: 19.5°N 19.0°E

Area affected: 131783 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_2025-Jul-04_to_2025-Jul-10_19.0_19.5

Heat wave occuring from April 22 2025 to April 26 2025 at 12.5°N 20.0°E

Download data: JSON

Event type: Heat wave

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

  • Chad

Duration: 5 days

Time span: April 22 2025 to April 26 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 35.8 °C
  • Maximum temperature anomaly: 2.9 °C
  • Maximum temperature: 37.0 °C

Event center: 12.5°N 20.0°E

Area affected: 60132 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_2025-Apr-22_to_2025-Apr-26_20.0_12.5

Heat wave occuring from April 21 2025 to April 26 2025 at 11.0°N 19.5°E

Download data: JSON

Event type: Heat wave

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

  • Central African Republic
  • Chad
  • Sudan

Duration: 6 days

Time span: April 21 2025 to April 26 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 34.7 °C
  • Maximum temperature anomaly: 3.5 °C
  • Maximum temperature: 36.5 °C

Event center: 11.0°N 19.5°E

Area affected: 200448 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_2025-Apr-21_to_2025-Apr-26_19.5_11.0

Heat wave occuring from April 08 2025 to April 11 2025 at 12.0°N 19.5°E

Download data: JSON

Event type: Heat wave

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

  • Chad

Duration: 4 days

Time span: April 08 2025 to April 11 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 35.7 °C
  • Maximum temperature anomaly: 3.6 °C
  • Maximum temperature: 36.6 °C

Event center: 12.0°N 19.5°E

Area affected: 81502 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_2025-Apr-08_to_2025-Apr-11_19.5_12.0

Heat wave occuring from December 30 2024 to January 04 2025 at 20.5°N 17.0°E

Download data: JSON

Event type: Heat wave

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

  • Chad
  • Libya
  • Niger

Duration: 6 days

Time span: December 30 2024 to January 04 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 4.3 °C
  • Mean temperature: 18.2 °C
  • Maximum temperature anomaly: 8.4 °C
  • Maximum temperature: 22.3 °C

Event center: 20.5°N 17.0°E

Area affected: 277394 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_2024-Dec-30_to_2025-Jan-04_17.0_20.5

Heat wave occuring from September 26 2024 to October 01 2024 at 11.0°N 21.5°E

Download data: JSON

Event type: Heat wave

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

  • Central African Republic
  • Chad
  • Sudan

Duration: 6 days

Time span: September 26 2024 to October 01 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 27.2 °C
  • Maximum temperature anomaly: 2.0 °C
  • Maximum temperature: 28.5 °C

Event center: 11.0°N 21.5°E

Area affected: 139599 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_2024-Sep-26_to_2024-Oct-01_21.5_11.0

Heat wave occuring from August 02 2024 to August 08 2024 at 21.5°N 18.0°E

Download data: JSON

Event type: Heat wave

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

  • Chad
  • Libya

Duration: 7 days

Time span: August 02 2024 to August 08 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 30.4 °C
  • Maximum temperature anomaly: 2.9 °C
  • Maximum temperature: 34.5 °C

Event center: 21.5°N 18.0°E

Area affected: 54611 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_2024-Aug-02_to_2024-Aug-08_18.0_21.5

Heat wave occuring from April 12 2024 to April 16 2024 at 18.0°N 13.5°E

Download data: JSON

Event type: Heat wave

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

  • Chad
  • Niger

Duration: 5 days

Time span: April 12 2024 to April 16 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 32.8 °C
  • Maximum temperature anomaly: 4.4 °C
  • Maximum temperature: 34.3 °C

Event center: 18.0°N 13.5°E

Area affected: 134463 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_2024-Apr-12_to_2024-Apr-16_13.5_18.0