Category: Cold spells affecting Nigeria

Cold spell occuring from September 24 2021 to October 03 2021 at 22.0°N 18.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Chad
  • Egypt
  • Libya
  • Niger

Duration: 10 days

Time span: September 24 2021 to October 03 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 24.5 °C
  • Minimum temperature anomaly: -5.6 °C
  • Minimum temperature: 18.5 °C

Event center: 22.0°N 18.0°E

Area affected: 1277640 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_2021-Sep-24_to_2021-Oct-03_18.0_22.0

Cold spell occuring from July 26 2021 to July 28 2021 at 13.0°N 9.0°E

Download data: JSON

Event type: Cold spell

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

  • Niger
  • Nigeria

Duration: 3 days

Time span: July 26 2021 to July 28 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 24.6 °C
  • Minimum temperature anomaly: -5.0 °C
  • Minimum temperature: 22.8 °C

Event center: 13.0°N 9.0°E

Area affected: 75179 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_2021-Jul-26_to_2021-Jul-28_9.0_13.0

Cold spell occuring from June 10 2021 to June 17 2021 at 24.0°N 10.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Chad
  • Libya
  • Niger

Duration: 8 days

Time span: June 10 2021 to June 17 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 29.4 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: 24.0 °C

Event center: 24.0°N 10.5°E

Area affected: 715409 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_2021-Jun-10_to_2021-Jun-17_10.5_24.0

Cold spell occuring from May 23 2021 to May 30 2021 at 16.5°N 14.5°E

Download data: JSON

Event type: Cold spell

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

  • Chad
  • Egypt
  • Libya
  • Niger
  • Sudan

Duration: 8 days

Time span: May 23 2021 to May 30 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: 29.3 °C
  • Minimum temperature anomaly: -5.9 °C
  • Minimum temperature: 21.5 °C

Event center: 16.5°N 14.5°E

Area affected: 1284371 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_2021-May-23_to_2021-May-30_14.5_16.5

Cold spell occuring from March 15 2021 to April 06 2021 at 11.5°N 11.0°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Algeria
  • Andorra
  • Austria
  • Benin
  • Bosnia and Herzegovina
  • Burkina Faso
  • Cameroon
  • Central African Republic
  • Chad
  • Croatia
  • Cyprus
  • Czechia
  • Egypt
  • France
  • Germany
  • Greece
  • Hungary
  • Italy
  • Libya
  • Mali
  • Mauritania
  • Morocco
  • Niger
  • Nigeria
  • North Macedonia
  • Poland
  • Serbia
  • Slovakia
  • Slovenia
  • South Sudan
  • Spain
  • Sudan
  • Switzerland
  • Tunisia
  • Türkiye

Duration: 23 days

Time span: March 15 2021 to April 06 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: 17.3 °C
  • Minimum temperature anomaly: -11.8 °C
  • Minimum temperature: -15.2 °C

Event center: 11.5°N 11.0°E

Area affected: 11794082 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_2021-Mar-15_to_2021-Apr-06_11.0_11.5

Cold spell occuring from March 14 2021 to March 26 2021 at -4.0°S 5.5°E

Download data: JSON

Event type: Cold spell

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

  • Benin
  • Nigeria

Duration: 13 days

Time span: March 14 2021 to March 26 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -1.1 °C
  • Mean temperature: 26.5 °C
  • Minimum temperature anomaly: -2.2 °C
  • Minimum temperature: 25.7 °C

Event center: -4.0°S 5.5°E

Area affected: 453636 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_2021-Mar-14_to_2021-Mar-26_5.5_-4.0

Cold spell occuring from February 16 2021 to March 01 2021 at 3.5°N 36.5°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
  • Djibouti
  • Egypt
  • Eritrea
  • Ethiopia
  • Ghana
  • Kenya
  • Libya
  • Niger
  • Nigeria
  • Saudi Arabia
  • South Sudan
  • Sudan
  • Tanzania, United Republic of
  • Togo
  • Uganda

Duration: 14 days

Time span: February 16 2021 to March 01 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.8 °C
  • Mean temperature: 18.6 °C
  • Minimum temperature anomaly: -9.7 °C
  • Minimum temperature: 3.7 °C

Event center: 3.5°N 36.5°E

Area affected: 7669650 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_2021-Feb-16_to_2021-Mar-01_36.5_3.5

Cold spell occuring from November 06 2020 to November 13 2020 at 13.0°N 10.5°E

Download data: JSON

Event type: Cold spell

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

  • Chad
  • Niger
  • Nigeria

Duration: 8 days

Time span: November 06 2020 to November 13 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.5 °C
  • Mean temperature: 24.3 °C
  • Minimum temperature anomaly: -3.8 °C
  • Minimum temperature: 21.0 °C

Event center: 13.0°N 10.5°E

Area affected: 235468 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_2020-Nov-06_to_2020-Nov-13_10.5_13.0

Cold spell occuring from October 20 2020 to October 28 2020 at 13.5°N 9.5°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Chad
  • Niger
  • Nigeria

Duration: 9 days

Time span: October 20 2020 to October 28 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 26.7 °C
  • Minimum temperature anomaly: -3.4 °C
  • Minimum temperature: 24.1 °C

Event center: 13.5°N 9.5°E

Area affected: 195788 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_2020-Oct-20_to_2020-Oct-28_9.5_13.5

Cold spell occuring from October 08 2020 to October 12 2020 at 15.0°N 2.0°E

Download data: JSON

Event type: Cold spell

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

  • Benin
  • Burkina Faso
  • Ghana
  • Mali
  • Niger

Duration: 5 days

Time span: October 08 2020 to October 12 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 26.9 °C
  • Minimum temperature anomaly: -4.6 °C
  • Minimum temperature: 24.9 °C

Event center: 14.0°N 358.0°E

Area affected: 327844 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_2020-Oct-08_to_2020-Oct-12_2.0_15.0