Category: Extremes affecting Nigeria

Heat wave occuring from June 23 2020 to June 26 2020 at 6.5°N 1.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Ghana
  • Nigeria
  • Togo

Duration: 4 days

Time span: June 23 2020 to June 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.3 °C
  • Mean temperature: 27.0 °C
  • Maximum temperature anomaly: 1.9 °C
  • Maximum temperature: 28.5 °C

Event center: 6.5°N 1.0°E

Area affected: 98210 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_2020-Jun-23_to_2020-Jun-26_1.0_6.5

Heat wave occuring from June 23 2020 to June 28 2020 at 18.5°N 7.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Cameroon
  • Chad
  • Niger
  • Nigeria

Duration: 6 days

Time span: June 23 2020 to June 28 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 34.3 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 39.7 °C

Event center: 18.5°N 7.0°E

Area affected: 526028 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_2020-Jun-23_to_2020-Jun-28_7.0_18.5

Heat wave occuring from June 13 2020 to September 15 2020 at -10.5°S 13.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Benin
  • Botswana
  • Burundi
  • Cameroon
  • Central African Republic
  • Chad
  • Congo
  • Congo, The Democratic Republic of the
  • Côte d’Ivoire
  • Equatorial Guinea
  • Gabon
  • Ghana
  • Kenya
  • Liberia
  • Malawi
  • Mali
  • Mozambique
  • Namibia
  • Nigeria
  • Rwanda
  • South Africa
  • South Sudan
  • Tanzania, United Republic of
  • Togo
  • Uganda
  • Zambia
  • Zimbabwe

Duration: 95 days

Time span: June 13 2020 to September 15 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 20.7 °C
  • Maximum temperature anomaly: 12.1 °C
  • Maximum temperature: 30.4 °C

Event center: -10.5°S 13.0°E

Area affected: 18321923 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_2020-Jun-13_to_2020-Sep-15_13.0_-10.5

Heat wave occuring from June 07 2020 to June 10 2020 at 7.5°N 11.5°E

Download data: JSON

Event type: Heat wave

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

  • Cameroon
  • Chad
  • Nigeria

Duration: 4 days

Time span: June 07 2020 to June 10 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 29.7 °C
  • Maximum temperature anomaly: 3.6 °C
  • Maximum temperature: 32.3 °C

Event center: 7.5°N 11.5°E

Area affected: 85519 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_2020-Jun-07_to_2020-Jun-10_11.5_7.5

Heat wave occuring from June 03 2020 to June 06 2020 at 7.5°N 6.5°E

Download data: JSON

Event type: Heat wave

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

  • Nigeria

Duration: 4 days

Time span: June 03 2020 to June 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.6 °C
  • Mean temperature: 27.7 °C
  • Maximum temperature anomaly: 2.1 °C
  • Maximum temperature: 29.5 °C

Event center: 7.5°N 6.5°E

Area affected: 52195 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_2020-Jun-03_to_2020-Jun-06_6.5_7.5

Heat wave occuring from May 26 2020 to June 17 2020 at 9.0°N 25.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Cameroon
  • Central African Republic
  • Chad
  • Congo, The Democratic Republic of the
  • Eritrea
  • Ethiopia
  • Gambia
  • Guinea-Bissau
  • Libya
  • Mali
  • Mauritania
  • Niger
  • Nigeria
  • Senegal
  • South Sudan
  • Sudan

Duration: 23 days

Time span: May 26 2020 to June 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 34.2 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 40.4 °C

Event center: 9.0°N 25.0°E

Area affected: 6716132 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_2020-May-26_to_2020-Jun-17_25.0_9.0

Heat wave occuring from April 21 2020 to April 24 2020 at 7.5°N 10.0°E

Download data: JSON

Event type: Heat wave

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

  • Cameroon
  • Nigeria

Duration: 4 days

Time span: April 21 2020 to April 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 33.1 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 35.9 °C

Event center: 7.5°N 10.0°E

Area affected: 67186 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_2020-Apr-21_to_2020-Apr-24_10.0_7.5

Heat wave occuring from April 13 2020 to April 22 2020 at 5.5°N 24.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Cameroon
  • Central African Republic
  • Chad
  • Congo
  • Congo, The Democratic Republic of the
  • Gabon
  • Nigeria
  • South Sudan

Duration: 10 days

Time span: April 13 2020 to April 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 28.9 °C
  • Maximum temperature anomaly: 5.1 °C
  • Maximum temperature: 36.9 °C

Event center: 5.5°N 24.0°E

Area affected: 1841170 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_2020-Apr-13_to_2020-Apr-22_24.0_5.5

Heat wave occuring from April 12 2020 to April 18 2020 at 6.5°N 6.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Cameroon
  • Côte d’Ivoire
  • Ghana
  • Nigeria
  • Togo

Duration: 7 days

Time span: April 12 2020 to April 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 29.0 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 34.0 °C

Event center: 6.5°N 6.0°E

Area affected: 353311 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_2020-Apr-12_to_2020-Apr-18_6.0_6.5

Heat wave occuring from April 11 2020 to April 17 2020 at 13.5°N 4.5°E

Download data: JSON

Event type: Heat wave

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

  • Mali
  • Niger
  • Nigeria

Duration: 7 days

Time span: April 11 2020 to April 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 35.9 °C
  • Maximum temperature anomaly: 3.5 °C
  • Maximum temperature: 37.2 °C

Event center: 13.5°N 4.5°E

Area affected: 56845 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_2020-Apr-11_to_2020-Apr-17_4.5_13.5