Category: Cold spells affecting Guinea-Bissau

Cold spell occuring from March 26 2026 to April 08 2026 at 11.5°N 356.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Benin
  • Burkina Faso
  • Chad
  • Côte d’Ivoire
  • Ghana
  • Guinea
  • Guinea-Bissau
  • Italy
  • Libya
  • Mali
  • Mauritania
  • Morocco
  • Niger
  • Nigeria
  • Senegal
  • Togo
  • Tunisia

Duration: 14 days

Time span: March 26 2026 to April 08 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.5 °C
  • Mean temperature: 19.7 °C
  • Minimum temperature anomaly: -14.4 °C
  • Minimum temperature: 2.1 °C

Event center: 11.5°N 4.0°W

Area affected: 6360117 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-Mar-26_to_2026-Apr-08_356.0_11.5

Cold spell occuring from February 24 2026 to March 06 2026 at 13.0°N 345.5°E

Download data: JSON

Event type: Cold spell

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

  • Gambia
  • Guinea
  • Guinea-Bissau
  • Senegal

Duration: 11 days

Time span: February 24 2026 to March 06 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.4 °C
  • Mean temperature: 21.5 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: 15.3 °C

Event center: 13.0°N 345.5°E

Area affected: 484500 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-24_to_2026-Mar-06_345.5_13.0

Cold spell occuring from December 10 2025 to January 01 2026 at 15.0°N 342.5°E

Download data: JSON

Event type: Cold spell

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

  • Gambia
  • Guinea
  • Guinea-Bissau
  • Mali
  • Mauritania
  • Senegal

Duration: 23 days

Time span: December 10 2025 to January 01 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 21.5 °C
  • Minimum temperature anomaly: -6.0 °C
  • Minimum temperature: 12.8 °C

Event center: 15.0°N 342.5°E

Area affected: 1618347 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_2026-Jan-01_342.5_15.0

Cold spell occuring from November 25 2025 to November 30 2025 at 11.5°N 345.0°E

Download data: JSON

Event type: Cold spell

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

  • Gambia
  • Guinea
  • Guinea-Bissau
  • Mali
  • Mauritania
  • Senegal

Duration: 6 days

Time span: November 25 2025 to November 30 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 25.4 °C
  • Minimum temperature anomaly: -4.2 °C
  • Minimum temperature: 23.7 °C

Event center: 11.5°N 345.0°E

Area affected: 105065 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-Nov-25_to_2025-Nov-30_345.0_11.5

Cold spell occuring from February 01 2025 to February 08 2025 at 15.0°N 345.0°E

Download data: JSON

Event type: Cold spell

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

  • Gambia
  • Guinea
  • Guinea-Bissau
  • Mali
  • Mauritania
  • Senegal

Duration: 8 days

Time span: February 01 2025 to February 08 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 21.3 °C
  • Minimum temperature anomaly: -6.3 °C
  • Minimum temperature: 14.5 °C

Event center: 15.0°N 345.0°E

Area affected: 618965 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-Feb-01_to_2025-Feb-08_345.0_15.0

Cold spell occuring from December 19 2024 to December 25 2024 at 14.5°N 344.0°E

Download data: JSON

Event type: Cold spell

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

  • Gambia
  • Guinea-Bissau
  • Mali
  • Senegal

Duration: 7 days

Time span: December 19 2024 to December 25 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 23.1 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: 19.2 °C

Event center: 14.5°N 344.0°E

Area affected: 104827 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_2024-Dec-19_to_2024-Dec-25_344.0_14.5

Cold spell occuring from December 16 2023 to December 23 2023 at 15.0°N 346.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Burkina Faso
  • Côte d’Ivoire
  • Gambia
  • Ghana
  • Guinea
  • Guinea-Bissau
  • Mali
  • Mauritania
  • Senegal

Duration: 8 days

Time span: December 16 2023 to December 23 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.0 °C
  • Mean temperature: 18.0 °C
  • Minimum temperature anomaly: -7.1 °C
  • Minimum temperature: 8.7 °C

Event center: 15.0°N 346.0°E

Area affected: 3357227 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_2023-Dec-16_to_2023-Dec-23_346.0_15.0

Cold spell occuring from November 23 2023 to November 27 2023 at 14.5°N 348.0°E

Download data: JSON

Event type: Cold spell

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

  • Gambia
  • Guinea-Bissau
  • Mali
  • Mauritania
  • Senegal

Duration: 5 days

Time span: November 23 2023 to November 27 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 25.7 °C
  • Minimum temperature anomaly: -3.4 °C
  • Minimum temperature: 23.7 °C

Event center: 14.5°N 348.0°E

Area affected: 152760 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_2023-Nov-23_to_2023-Nov-27_348.0_14.5

Cold spell occuring from March 18 2023 to March 28 2023 at 10.5°N 346.5°E

Download data: JSON

Event type: Cold spell

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

  • Gambia
  • Guinea
  • Guinea-Bissau
  • Senegal
  • Sierra Leone

Duration: 11 days

Time span: March 18 2023 to March 28 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: 26.5 °C
  • Minimum temperature anomaly: -4.8 °C
  • Minimum temperature: 22.6 °C

Event center: 10.5°N 346.5°E

Area affected: 193414 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_2023-Mar-18_to_2023-Mar-28_346.5_10.5

Cold spell occuring from November 18 2022 to November 29 2022 at 14.0°N 344.5°E

Download data: JSON

Event type: Cold spell

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

  • Gambia
  • Guinea
  • Guinea-Bissau
  • Senegal

Duration: 12 days

Time span: November 18 2022 to November 29 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 24.9 °C
  • Minimum temperature anomaly: -4.0 °C
  • Minimum temperature: 23.1 °C

Event center: 14.0°N 344.5°E

Area affected: 123342 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_2022-Nov-18_to_2022-Nov-29_344.5_14.0