Category: Extremes affecting China

Heat wave occuring from December 06 2021 to December 11 2021 at 29.5°N 117.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 6 days

Time span: December 06 2021 to December 11 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 12.6 °C
  • Maximum temperature anomaly: 7.4 °C
  • Maximum temperature: 16.3 °C

Event center: 29.5°N 117.0°E

Area affected: 169689 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-06_to_2021-Dec-11_117.0_29.5

Cold spell occuring from December 04 2021 to January 03 2022 at 34.0°N 83.0°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Bangladesh
  • China
  • India
  • Iran, Islamic Republic of
  • Nepal
  • Pakistan

Duration: 31 days

Time span: December 04 2021 to January 03 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: -3.2 °C
  • Minimum temperature anomaly: -16.5 °C
  • Minimum temperature: -35.4 °C

Event center: 34.0°N 83.0°E

Area affected: 3562701 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-04_to_2022-Jan-03_83.0_34.0

Heat wave occuring from December 03 2021 to December 09 2021 at 39.5°N 98.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 7 days

Time span: December 03 2021 to December 09 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: -11.2 °C
  • Maximum temperature anomaly: 9.1 °C
  • Maximum temperature: -6.6 °C

Event center: 39.5°N 98.0°E

Area affected: 69948 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-03_to_2021-Dec-09_98.0_39.5

Cold spell occuring from November 30 2021 to December 04 2021 at 24.5°N 117.0°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: November 30 2021 to December 04 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.8 °C
  • Mean temperature: 8.9 °C
  • Minimum temperature anomaly: -6.4 °C
  • Minimum temperature: 6.0 °C

Event center: 24.5°N 117.0°E

Area affected: 72473 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-Nov-30_to_2021-Dec-04_117.0_24.5

Heat wave occuring from November 30 2021 to December 09 2021 at 43.0°N 84.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Kazakhstan
  • Kyrgyzstan

Duration: 10 days

Time span: November 30 2021 to December 09 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 6.8 °C
  • Mean temperature: -5.1 °C
  • Maximum temperature anomaly: 13.3 °C
  • Maximum temperature: 8.9 °C

Event center: 43.0°N 84.0°E

Area affected: 265782 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-Nov-30_to_2021-Dec-09_84.0_43.0

Cold spell occuring from November 28 2021 to December 03 2021 at 38.0°N 93.5°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 6 days

Time span: November 28 2021 to December 03 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: -10.7 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: -16.1 °C

Event center: 38.0°N 93.5°E

Area affected: 105556 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-Nov-28_to_2021-Dec-03_93.5_38.0

Cold spell occuring from November 27 2021 to December 06 2021 at 39.5°N 89.5°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 10 days

Time span: November 27 2021 to December 06 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.0 °C
  • Mean temperature: -7.1 °C
  • Minimum temperature anomaly: -7.6 °C
  • Minimum temperature: -11.0 °C

Event center: 39.5°N 89.5°E

Area affected: 444912 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-Nov-27_to_2021-Dec-06_89.5_39.5

Cold spell occuring from November 27 2021 to December 08 2021 at 11.0°N 103.5°E

Download data: JSON

Event type: Cold spell

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

  • Cambodia
  • China
  • Lao People’s Democratic Republic
  • Myanmar
  • Thailand
  • Viet Nam

Duration: 12 days

Time span: November 27 2021 to December 08 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: 20.3 °C
  • Minimum temperature anomaly: -5.8 °C
  • Minimum temperature: 9.9 °C

Event center: 11.0°N 103.5°E

Area affected: 1010625 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-Nov-27_to_2021-Dec-08_103.5_11.0

Cold spell occuring from November 22 2021 to December 03 2021 at 29.5°N 99.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Viet Nam

Duration: 12 days

Time span: November 22 2021 to December 03 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -5.9 °C
  • Mean temperature: -3.9 °C
  • Minimum temperature anomaly: -12.3 °C
  • Minimum temperature: -21.5 °C

Event center: 29.5°N 99.0°E

Area affected: 305435 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-Nov-22_to_2021-Dec-03_99.0_29.5

Heat wave occuring from November 22 2021 to November 27 2021 at 47.5°N 100.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Kazakhstan
  • Mongolia
  • Russian Federation

Duration: 6 days

Time span: November 22 2021 to November 27 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 7.8 °C
  • Mean temperature: -4.4 °C
  • Maximum temperature anomaly: 15.7 °C
  • Maximum temperature: 4.1 °C

Event center: 47.5°N 100.0°E

Area affected: 844402 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-Nov-22_to_2021-Nov-27_100.0_47.5