Category: Extremes affecting China

Cold spell occuring from February 09 2021 to February 28 2021 at 11.5°N 106.5°E

Download data: JSON

Event type: Cold spell

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

  • Cambodia
  • China
  • Indonesia
  • Lao People’s Democratic Republic
  • Malaysia
  • Philippines
  • Thailand
  • Viet Nam

Duration: 20 days

Time span: February 09 2021 to February 28 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -1.5 °C
  • Mean temperature: 24.6 °C
  • Minimum temperature anomaly: -4.6 °C
  • Minimum temperature: 13.6 °C

Event center: 11.5°N 106.5°E

Area affected: 2428943 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-09_to_2021-Feb-28_106.5_11.5

Cold spell occuring from February 07 2021 to February 11 2021 at 22.0°N 101.0°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 5 days

Time span: February 07 2021 to February 11 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: 13.6 °C
  • Minimum temperature anomaly: -7.5 °C
  • Minimum temperature: 4.3 °C

Event center: 22.0°N 101.0°E

Area affected: 355830 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-07_to_2021-Feb-11_101.0_22.0

Cold spell occuring from February 06 2021 to March 11 2021 at 66.0°N 35.5°E

Download data: JSON

Event type: Cold spell

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

  • Armenia
  • Azerbaijan
  • Belarus
  • China
  • Estonia
  • Finland
  • Iran, Islamic Republic of
  • Kazakhstan
  • Latvia
  • Lithuania
  • Norway
  • Poland
  • Russian Federation
  • Turkmenistan
  • Ukraine
  • United States
  • Uzbekistan

Duration: 34 days

Time span: February 06 2021 to March 11 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -12.8 °C
  • Mean temperature: -27.8 °C
  • Minimum temperature anomaly: -25.5 °C
  • Minimum temperature: -47.4 °C

Event center: 66.0°N 35.5°E

Area affected: 15167350 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-06_to_2021-Mar-11_35.5_66.0

Heat wave occuring from January 31 2021 to February 08 2021 at 23.5°N 111.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 9 days

Time span: January 31 2021 to February 08 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 6.7 °C
  • Mean temperature: 16.7 °C
  • Maximum temperature anomaly: 10.4 °C
  • Maximum temperature: 22.5 °C

Event center: 23.5°N 111.0°E

Area affected: 396698 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-Jan-31_to_2021-Feb-08_111.0_23.5

Heat wave occuring from January 29 2021 to February 01 2021 at 35.0°N 113.5°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: January 29 2021 to February 01 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 5.5 °C
  • Mean temperature: 7.4 °C
  • Maximum temperature anomaly: 9.9 °C
  • Maximum temperature: 16.0 °C

Event center: 35.0°N 113.5°E

Area affected: 424159 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-Jan-29_to_2021-Feb-01_113.5_35.0

Heat wave occuring from January 25 2021 to February 07 2021 at 19.5°N 100.0°E

Download data: JSON

Event type: Heat wave

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

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

Duration: 14 days

Time span: January 25 2021 to February 07 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 21.8 °C
  • Maximum temperature anomaly: 4.1 °C
  • Maximum temperature: 25.8 °C

Event center: 19.5°N 100.0°E

Area affected: 133542 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-Jan-25_to_2021-Feb-07_100.0_19.5

Cold spell occuring from January 24 2021 to January 30 2021 at 35.0°N 72.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Pakistan

Duration: 7 days

Time span: January 24 2021 to January 30 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -6.4 °C
  • Mean temperature: -23.4 °C
  • Minimum temperature anomaly: -9.9 °C
  • Minimum temperature: -32.4 °C

Event center: 35.0°N 72.0°E

Area affected: 90517 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-Jan-24_to_2021-Jan-30_72.0_35.0

Heat wave occuring from January 20 2021 to January 25 2021 at 48.5°N 118.5°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Mongolia
  • Russian Federation

Duration: 6 days

Time span: January 20 2021 to January 25 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 8.1 °C
  • Mean temperature: -14.9 °C
  • Maximum temperature anomaly: 12.1 °C
  • Maximum temperature: -9.4 °C

Event center: 48.5°N 118.5°E

Area affected: 193052 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-Jan-20_to_2021-Jan-25_118.5_48.5

Heat wave occuring from January 18 2021 to January 26 2021 at 37.0°N 81.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 9 days

Time span: January 18 2021 to January 26 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: -1.3 °C
  • Maximum temperature anomaly: 8.0 °C
  • Maximum temperature: 1.1 °C

Event center: 37.0°N 81.0°E

Area affected: 102728 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-Jan-18_to_2021-Jan-26_81.0_37.0

Heat wave occuring from January 12 2021 to January 15 2021 at 38.0°N 86.0°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: January 12 2021 to January 15 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 6.4 °C
  • Mean temperature: -2.4 °C
  • Maximum temperature anomaly: 11.9 °C
  • Maximum temperature: 5.3 °C

Event center: 38.0°N 86.0°E

Area affected: 56037 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-Jan-12_to_2021-Jan-15_86.0_38.0