Heat wave occuring from January 21 2026 to January 23 2026 at 27.5°N 31.5°E

Download data: JSON

Event type: Heat wave

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

  • Egypt
  • Sudan

Duration: 3 days

Time span: January 21 2026 to January 23 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 5.3 °C
  • Mean temperature: 19.9 °C
  • Maximum temperature anomaly: 8.5 °C
  • Maximum temperature: 23.9 °C

Event center: 27.5°N 31.5°E

Area affected: 289149 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-Jan-21_to_2026-Jan-23_31.5_27.5

Heat wave occuring from January 07 2026 to January 09 2026 at 19.0°N 29.5°E

Download data: JSON

Event type: Heat wave

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

  • Sudan

Duration: 3 days

Time span: January 07 2026 to January 09 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 20.9 °C
  • Maximum temperature anomaly: 7.0 °C
  • Maximum temperature: 23.4 °C

Event center: 19.0°N 29.5°E

Area affected: 70607 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-Jan-07_to_2026-Jan-09_29.5_19.0

Heat wave occuring from January 07 2026 to January 09 2026 at 22.0°N 29.5°E

Download data: JSON

Event type: Heat wave

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

  • Egypt
  • Sudan

Duration: 3 days

Time span: January 07 2026 to January 09 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 5.0 °C
  • Mean temperature: 17.9 °C
  • Maximum temperature anomaly: 7.3 °C
  • Maximum temperature: 21.4 °C

Event center: 22.0°N 29.5°E

Area affected: 54429 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-Jan-07_to_2026-Jan-09_29.5_22.0

Cold spell occuring from February 15 2026 to March 14 2026 at -2.5°S 36.0°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Central African Republic
  • Chad
  • Congo, The Democratic Republic of the
  • Egypt
  • Eritrea
  • Ethiopia
  • Kenya
  • Libya
  • Mozambique
  • Nigeria
  • Somalia
  • South Sudan
  • Sudan
  • Tanzania, United Republic of
  • Uganda

Duration: 28 days

Time span: February 15 2026 to March 14 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.9 °C
  • Mean temperature: 22.8 °C
  • Minimum temperature anomaly: -8.2 °C
  • Minimum temperature: 7.9 °C

Event center: -2.5°S 36.0°E

Area affected: 6030435 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-15_to_2026-Mar-14_36.0_-2.5

Cold spell occuring from December 15 2025 to December 21 2025 at 16.5°N 39.0°E

Download data: JSON

Event type: Cold spell

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

  • Eritrea
  • Ethiopia
  • Sudan

Duration: 7 days

Time span: December 15 2025 to December 21 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 21.6 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: 14.4 °C

Event center: 16.5°N 39.0°E

Area affected: 417917 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-15_to_2025-Dec-21_39.0_16.5

Cold spell occuring from December 10 2025 to December 25 2025 at 7.5°N 29.5°E

Download data: JSON

Event type: Cold spell

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

  • Congo, The Democratic Republic of the
  • Ethiopia
  • South Sudan
  • Sudan
  • Uganda

Duration: 16 days

Time span: December 10 2025 to December 25 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 25.5 °C
  • Minimum temperature anomaly: -5.1 °C
  • Minimum temperature: 21.6 °C

Event center: 7.5°N 29.5°E

Area affected: 499267 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-10_to_2025-Dec-25_29.5_7.5

Heat wave occuring from October 14 2025 to October 19 2025 at 13.0°N 32.0°E

Download data: JSON

Event type: Heat wave

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

  • South Sudan
  • Sudan

Duration: 6 days

Time span: October 14 2025 to October 19 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 32.7 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 34.6 °C

Event center: 13.0°N 32.0°E

Area affected: 51172 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-Oct-14_to_2025-Oct-19_32.0_13.0

Cold spell occuring from October 05 2025 to October 13 2025 at 18.0°N 38.5°E

Download data: JSON

Event type: Cold spell

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

  • Eritrea
  • Sudan

Duration: 9 days

Time span: October 05 2025 to October 13 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -0.9 °C
  • Mean temperature: 30.0 °C
  • Minimum temperature anomaly: -1.5 °C
  • Minimum temperature: 27.9 °C

Event center: 18.0°N 38.5°E

Area affected: 67902 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-Oct-05_to_2025-Oct-13_38.5_18.0

Cold spell occuring from September 25 2025 to September 28 2025 at 20.5°N 34.0°E

Download data: JSON

Event type: Cold spell

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

  • Egypt
  • Sudan

Duration: 4 days

Time span: September 25 2025 to September 28 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 29.2 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: 25.5 °C

Event center: 20.5°N 34.0°E

Area affected: 287787 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-Sep-25_to_2025-Sep-28_34.0_20.5

Cold spell occuring from September 19 2025 to September 24 2025 at 15.0°N 30.5°E

Download data: JSON

Event type: Cold spell

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

  • Sudan

Duration: 6 days

Time span: September 19 2025 to September 24 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.4 °C
  • Mean temperature: 27.9 °C
  • Minimum temperature anomaly: -4.4 °C
  • Minimum temperature: 24.9 °C

Event center: 15.0°N 30.5°E

Area affected: 137790 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-Sep-19_to_2025-Sep-24_30.5_15.0