Category: Extremes affecting Algeria

Heat wave occuring from May 23 2010 to May 28 2010 at 17.0°N 356.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mali
  • Mauritania
  • Niger

Duration: 6 days

Time span: May 23 2010 to May 28 2010

Statistics over entire affected area:

  • Mean temperature anomaly: 2.7 °C
  • Mean temperature: 37.9 °C
  • Maximum temperature anomaly: 4.0 °C
  • Maximum temperature: 40.1 °C

Event center: 17.0°N 356.0°E

Area affected: 431689 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_2010-May-23_to_2010-May-28_356.0_17.0

Cold spell occuring from May 14 2010 to May 16 2010 at 29.0°N 358.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria

Duration: 3 days

Time span: May 14 2010 to May 16 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -5.8 °C
  • Mean temperature: 23.0 °C
  • Minimum temperature anomaly: -7.8 °C
  • Minimum temperature: 19.0 °C

Event center: 29.0°N 358.0°E

Area affected: 135412 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_2010-May-14_to_2010-May-16_358.0_29.0

Cold spell occuring from May 13 2010 to May 18 2010 at 36.5°N 7.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Morocco
  • Tunisia

Duration: 6 days

Time span: May 13 2010 to May 18 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -5.7 °C
  • Mean temperature: 12.7 °C
  • Minimum temperature anomaly: -9.3 °C
  • Minimum temperature: 7.2 °C

Event center: 36.5°N 7.5°E

Area affected: 162294 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_2010-May-13_to_2010-May-18_7.5_36.5

Cold spell occuring from March 18 2010 to March 27 2010 at 18.0°N 11.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Benin
  • Burkina Faso
  • Cameroon
  • Central African Republic
  • Chad
  • Egypt
  • Libya
  • Mali
  • Niger
  • Nigeria
  • Sudan

Duration: 10 days

Time span: March 18 2010 to March 27 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: 20.6 °C
  • Minimum temperature anomaly: -8.8 °C
  • Minimum temperature: 7.9 °C

Event center: 18.0°N 11.0°E

Area affected: 4208762 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_2010-Mar-18_to_2010-Mar-27_11.0_18.0

Heat wave occuring from March 17 2010 to March 22 2010 at 37.0°N 3.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Morocco
  • Tunisia

Duration: 6 days

Time span: March 17 2010 to March 22 2010

Statistics over entire affected area:

  • Mean temperature anomaly: 3.3 °C
  • Mean temperature: 17.2 °C
  • Maximum temperature anomaly: 6.9 °C
  • Maximum temperature: 20.8 °C

Event center: 37.0°N 3.5°E

Area affected: 194054 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_2010-Mar-17_to_2010-Mar-22_3.5_37.0

Cold spell occuring from March 02 2010 to March 18 2010 at 40.0°N 0.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Andorra
  • Austria
  • Belarus
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czech Republic
  • Denmark
  • Estonia
  • Finland
  • France
  • Germany
  • Hungary
  • Ireland
  • Italy
  • Latvia
  • Lithuania
  • Luxembourg
  • Moldova
  • Montenegro
  • Netherlands
  • Norway
  • Poland
  • Portugal
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Sweden
  • Switzerland
  • Tunisia
  • Ukraine
  • United Kingdom

Duration: 17 days

Time span: March 02 2010 to March 18 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 2.3 °C
  • Minimum temperature anomaly: -14.4 °C
  • Minimum temperature: -20.4 °C

Event center: 40.0°N 0.5°E

Area affected: 6379596 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_2010-Mar-02_to_2010-Mar-18_0.5_40.0

Cold spell occuring from February 06 2010 to March 17 2010 at 59.0°N 184.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Andorra
  • Austria
  • Azores
  • Belgium
  • China
  • Czech Republic
  • Denmark
  • Estonia
  • Faroe Islands
  • Finland
  • France
  • Germany
  • Ireland
  • Kazakhstan
  • Luxembourg
  • Mongolia
  • Netherlands
  • Norway
  • Portugal
  • Russian Federation
  • Spain
  • Sweden
  • Switzerland
  • United Kingdom
  • United States
  • Vietnam

Duration: 40 days

Time span: February 06 2010 to March 17 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -9.5 °C
  • Mean temperature: -16.0 °C
  • Minimum temperature anomaly: -27.1 °C
  • Minimum temperature: -48.6 °C

Event center: 59.0°N 184.5°E

Area affected: 36314510 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_2010-Feb-06_to_2010-Mar-17_184.5_59.0

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

Cold spell occuring from July 05 2026 to July 09 2026 at 28.5°N 1.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria

Duration: 5 days

Time span: July 05 2026 to July 09 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 33.4 °C
  • Minimum temperature anomaly: -4.7 °C
  • Minimum temperature: 30.7 °C

Event center: 28.5°N 1.5°E

Area affected: 277534 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-Jul-05_to_2026-Jul-09_1.5_28.5

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