Category: Heat waves affecting Algeria

5 heat waves identified in Algeria since 2020

Heat wave occuring from August 09 2026 to August 13 2026 at 21.5°N 11.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Niger

Duration: 5 days

Time span: August 09 2026 to August 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 36.7 °C
  • Maximum temperature anomaly: 4.0 °C
  • Maximum temperature: 38.9 °C

Event center: 21.5°N 11.5°E

Area affected: 54480 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_2026-Aug-09_to_2026-Aug-13_11.5_21.5

Heat wave occuring from June 25 2026 to June 28 2026 at 18.5°N 6.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mali
  • Niger

Duration: 4 days

Time span: June 25 2026 to June 28 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 36.7 °C
  • Maximum temperature anomaly: 3.9 °C
  • Maximum temperature: 39.1 °C

Event center: 18.5°N 6.5°E

Area affected: 505495 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_2026-Jun-25_to_2026-Jun-28_6.5_18.5

Heat wave occuring from June 17 2026 to June 22 2026 at 19.5°N 7.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mali
  • Niger

Duration: 6 days

Time span: June 17 2026 to June 22 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 37.7 °C
  • Maximum temperature anomaly: 3.6 °C
  • Maximum temperature: 40.0 °C

Event center: 19.5°N 7.5°E

Area affected: 236883 km$^2$



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2026-Jun-17_to_2026-Jun-22_7.5_19.5

Heat wave occuring from May 30 2026 to June 21 2026 at 29.5°N 358.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mali
  • Mauritania
  • Morocco

Duration: 23 days

Time span: May 30 2026 to June 21 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 4.3 °C
  • Mean temperature: 36.3 °C
  • Maximum temperature anomaly: 9.8 °C
  • Maximum temperature: 42.4 °C

Event center: 29.5°N 358.5°E

Area affected: 2113349 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_2026-May-30_to_2026-Jun-21_358.5_29.5