Category: Extremes affecting China

Cold spell occuring from December 29 2021 to January 04 2022 at 29.5°N 84.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • India
  • Nepal

Duration: 7 days

Time span: December 29 2021 to January 04 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -7.7 °C
  • Mean temperature: -18.9 °C
  • Minimum temperature anomaly: -15.5 °C
  • Minimum temperature: -29.0 °C

Event center: 29.5°N 84.5°E

Area affected: 91437 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-Dec-29_to_2022-Jan-04_84.5_29.5

Cold spell occuring from December 25 2021 to December 29 2021 at 29.0°N 109.0°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 5 days

Time span: December 25 2021 to December 29 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -5.9 °C
  • Mean temperature: 1.5 °C
  • Minimum temperature anomaly: -9.7 °C
  • Minimum temperature: -9.9 °C

Event center: 29.0°N 109.0°E

Area affected: 667347 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-Dec-25_to_2021-Dec-29_109.0_29.0

Cold spell occuring from December 25 2021 to December 27 2021 at 38.5°N 103.0°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 3 days

Time span: December 25 2021 to December 27 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -7.2 °C
  • Mean temperature: -15.2 °C
  • Minimum temperature anomaly: -8.9 °C
  • Minimum temperature: -18.3 °C

Event center: 38.5°N 103.0°E

Area affected: 50271 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-Dec-25_to_2021-Dec-27_103.0_38.5

Cold spell occuring from December 23 2021 to December 25 2021 at 42.0°N 115.5°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 3 days

Time span: December 23 2021 to December 25 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -9.0 °C
  • Mean temperature: -22.4 °C
  • Minimum temperature anomaly: -13.9 °C
  • Minimum temperature: -28.7 °C

Event center: 42.0°N 115.5°E

Area affected: 54510 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-Dec-23_to_2021-Dec-25_115.5_42.0

Heat wave occuring from December 18 2021 to December 28 2021 at 43.5°N 78.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Kazakhstan

Duration: 11 days

Time span: December 18 2021 to December 28 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 8.0 °C
  • Mean temperature: 0.1 °C
  • Maximum temperature anomaly: 12.9 °C
  • Maximum temperature: 4.7 °C

Event center: 43.5°N 78.0°E

Area affected: 175031 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_2021-Dec-18_to_2021-Dec-28_78.0_43.5

Heat wave occuring from December 17 2021 to December 23 2021 at 51.0°N 97.5°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Mongolia
  • Russian Federation

Duration: 7 days

Time span: December 17 2021 to December 23 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 6.3 °C
  • Mean temperature: -3.3 °C
  • Maximum temperature anomaly: 14.3 °C
  • Maximum temperature: 12.8 °C

Event center: 51.0°N 97.5°E

Area affected: 2394279 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_2021-Dec-17_to_2021-Dec-23_97.5_51.0

Cold spell occuring from December 16 2021 to January 01 2022 at 48.0°N 128.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Japan
  • Korea, Democratic People’s Republic of
  • Mongolia
  • Russian Federation

Duration: 17 days

Time span: December 16 2021 to January 01 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -13.0 °C
  • Mean temperature: -32.8 °C
  • Minimum temperature anomaly: -27.9 °C
  • Minimum temperature: -55.0 °C

Event center: 48.0°N 128.5°E

Area affected: 6048369 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-Dec-16_to_2022-Jan-01_128.5_48.0

Cold spell occuring from December 15 2021 to December 18 2021 at 48.0°N 129.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Russian Federation

Duration: 4 days

Time span: December 15 2021 to December 18 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -8.2 °C
  • Mean temperature: -27.9 °C
  • Minimum temperature anomaly: -14.0 °C
  • Minimum temperature: -33.6 °C

Event center: 48.0°N 129.0°E

Area affected: 58068 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-Dec-15_to_2021-Dec-18_129.0_48.0

Heat wave occuring from December 14 2021 to December 16 2021 at 31.5°N 113.5°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 3 days

Time span: December 14 2021 to December 16 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 4.6 °C
  • Mean temperature: 8.9 °C
  • Maximum temperature anomaly: 7.1 °C
  • Maximum temperature: 12.5 °C

Event center: 31.5°N 113.5°E

Area affected: 195035 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_2021-Dec-14_to_2021-Dec-16_113.5_31.5

Heat wave occuring from December 08 2021 to December 11 2021 at 35.0°N 117.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 4 days

Time span: December 08 2021 to December 11 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 5.0 °C
  • Mean temperature: 6.7 °C
  • Maximum temperature anomaly: 6.1 °C
  • Maximum temperature: 9.9 °C

Event center: 35.0°N 117.0°E

Area affected: 69993 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_2021-Dec-08_to_2021-Dec-11_117.0_35.0