Category: Cold spells affecting Nigeria

Cold spell occuring from April 14 2026 to April 21 2026 at 19.0°N 9.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Chad
  • Libya
  • Mali
  • Mauritania
  • Niger
  • Tunisia

Duration: 8 days

Time span: April 14 2026 to April 21 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 22.1 °C
  • Minimum temperature anomaly: -8.5 °C
  • Minimum temperature: 14.1 °C

Event center: 19.0°N 9.0°E

Area affected: 2453416 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-Apr-14_to_2026-Apr-21_9.0_19.0

Cold spell occuring from March 28 2026 to April 06 2026 at 8.5°N 17.5°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Central African Republic
  • Chad
  • Nigeria

Duration: 10 days

Time span: March 28 2026 to April 06 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: 28.9 °C
  • Minimum temperature anomaly: -8.4 °C
  • Minimum temperature: 20.4 °C

Event center: 8.5°N 17.5°E

Area affected: 314149 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-28_to_2026-Apr-06_17.5_8.5

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 March 20 2026 to March 23 2026 at 11.5°N 15.5°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Chad
  • Nigeria

Duration: 4 days

Time span: March 20 2026 to March 23 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 29.7 °C
  • Minimum temperature anomaly: -3.8 °C
  • Minimum temperature: 28.0 °C

Event center: 11.5°N 15.5°E

Area affected: 87946 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-20_to_2026-Mar-23_15.5_11.5

Cold spell occuring from March 16 2026 to March 18 2026 at 13.0°N 4.5°E

Download data: JSON

Event type: Cold spell

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

  • Mali
  • Niger
  • Nigeria

Duration: 3 days

Time span: March 16 2026 to March 18 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 26.8 °C
  • Minimum temperature anomaly: -5.0 °C
  • Minimum temperature: 23.9 °C

Event center: 13.0°N 4.5°E

Area affected: 119412 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-16_to_2026-Mar-18_4.5_13.0

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 September 22 2025 to October 07 2025 at 14.5°N 13.0°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Chad
  • Niger
  • Nigeria

Duration: 16 days

Time span: September 22 2025 to October 07 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 28.1 °C
  • Minimum temperature anomaly: -5.7 °C
  • Minimum temperature: 25.4 °C

Event center: 14.5°N 13.0°E

Area affected: 300344 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-22_to_2025-Oct-07_13.0_14.5

Cold spell occuring from August 30 2025 to September 07 2025 at 17.0°N 9.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Burkina Faso
  • Mali
  • Niger

Duration: 9 days

Time span: August 30 2025 to September 07 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 27.6 °C
  • Minimum temperature anomaly: -5.1 °C
  • Minimum temperature: 24.0 °C

Event center: 17.0°N 9.0°E

Area affected: 609453 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-Aug-30_to_2025-Sep-07_9.0_17.0

Cold spell occuring from August 24 2025 to August 27 2025 at 13.5°N 14.5°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Chad
  • Nigeria

Duration: 4 days

Time span: August 24 2025 to August 27 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 25.8 °C
  • Minimum temperature anomaly: -3.5 °C
  • Minimum temperature: 24.5 °C

Event center: 13.5°N 14.5°E

Area affected: 78223 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-Aug-24_to_2025-Aug-27_14.5_13.5

Cold spell occuring from August 16 2025 to September 07 2025 at 14.5°N 40.0°E

Download data: JSON

Event type: Cold spell

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

  • Central African Republic
  • Chad
  • Djibouti
  • Eritrea
  • Ethiopia
  • Kenya
  • Niger
  • Oman
  • Saudi Arabia
  • South Sudan
  • Sudan
  • Uganda
  • Yemen

Duration: 23 days

Time span: August 16 2025 to September 07 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 26.5 °C
  • Minimum temperature anomaly: -10.0 °C
  • Minimum temperature: 11.0 °C

Event center: 14.5°N 40.0°E

Area affected: 4160278 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-Aug-16_to_2025-Sep-07_40.0_14.5