Category: Extremes affecting China

Heat wave occuring from May 17 2023 to May 24 2023 at 18.5°N 109.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 8 days

Time span: May 17 2023 to May 24 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 29.4 °C
  • Maximum temperature anomaly: 3.9 °C
  • Maximum temperature: 31.4 °C

Event center: 18.5°N 109.0°E

Area affected: 124566 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_2023-May-17_to_2023-May-24_109.0_18.5

Heat wave occuring from May 15 2023 to May 18 2023 at 41.0°N 80.5°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Kyrgyzstan

Duration: 4 days

Time span: May 15 2023 to May 18 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 25.3 °C
  • Maximum temperature anomaly: 7.3 °C
  • Maximum temperature: 30.0 °C

Event center: 41.0°N 80.5°E

Area affected: 227538 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_2023-May-15_to_2023-May-18_80.5_41.0

Heat wave occuring from May 13 2023 to May 15 2023 at 40.0°N 104.5°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Mongolia

Duration: 3 days

Time span: May 13 2023 to May 15 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: 23.5 °C
  • Maximum temperature anomaly: 8.2 °C
  • Maximum temperature: 26.6 °C

Event center: 40.0°N 104.5°E

Area affected: 67436 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_2023-May-13_to_2023-May-15_104.5_40.0

Heat wave occuring from May 13 2023 to May 16 2023 at 37.0°N 104.5°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: May 13 2023 to May 16 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.5 °C
  • Mean temperature: 20.7 °C
  • Maximum temperature anomaly: 9.1 °C
  • Maximum temperature: 26.9 °C

Event center: 37.0°N 104.5°E

Area affected: 51930 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_2023-May-13_to_2023-May-16_104.5_37.0

Heat wave occuring from May 07 2023 to May 15 2023 at 46.5°N 60.5°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Kazakhstan
  • Uzbekistan

Duration: 9 days

Time span: May 07 2023 to May 15 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 6.3 °C
  • Mean temperature: 23.8 °C
  • Maximum temperature anomaly: 9.4 °C
  • Maximum temperature: 30.7 °C

Event center: 46.5°N 60.5°E

Area affected: 1193858 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_2023-May-07_to_2023-May-15_60.5_46.5

Cold spell occuring from May 06 2023 to May 15 2023 at 22.0°N 111.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Hong Kong
  • Lao People’s Democratic Republic
  • Viet Nam

Duration: 10 days

Time span: May 06 2023 to May 15 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.4 °C
  • Mean temperature: 19.2 °C
  • Minimum temperature anomaly: -7.3 °C
  • Minimum temperature: 8.4 °C

Event center: 22.0°N 111.5°E

Area affected: 628581 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_2023-May-06_to_2023-May-15_111.5_22.0

Heat wave occuring from May 04 2023 to May 07 2023 at 19.5°N 109.0°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: May 04 2023 to May 07 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 29.3 °C
  • Maximum temperature anomaly: 4.9 °C
  • Maximum temperature: 32.7 °C

Event center: 19.5°N 109.0°E

Area affected: 69841 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_2023-May-04_to_2023-May-07_109.0_19.5

Heat wave occuring from May 02 2023 to May 08 2023 at 45.0°N 132.5°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Russian Federation

Duration: 7 days

Time span: May 02 2023 to May 08 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 11.3 °C
  • Maximum temperature anomaly: 11.2 °C
  • Maximum temperature: 18.0 °C

Event center: 45.0°N 132.5°E

Area affected: 129380 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_2023-May-02_to_2023-May-08_132.5_45.0

Cold spell occuring from April 19 2023 to April 26 2023 at 37.5°N 112.0°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 8 days

Time span: April 19 2023 to April 26 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.7 °C
  • Mean temperature: 8.1 °C
  • Minimum temperature anomaly: -13.1 °C
  • Minimum temperature: -6.6 °C

Event center: 37.5°N 112.0°E

Area affected: 2052392 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_2023-Apr-19_to_2023-Apr-26_112.0_37.5

Cold spell occuring from April 19 2023 to May 28 2023 at 23.0°N 80.0°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Bhutan
  • China
  • India
  • Iran, Islamic Republic of
  • Kazakhstan
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Mongolia
  • Myanmar
  • Nepal
  • Pakistan
  • Russian Federation
  • Sri Lanka
  • Tajikistan
  • Viet Nam

Duration: 40 days

Time span: April 19 2023 to May 28 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.7 °C
  • Mean temperature: 13.4 °C
  • Minimum temperature anomaly: -18.8 °C
  • Minimum temperature: -22.0 °C

Event center: 23.0°N 80.0°E

Area affected: 10132432 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_2023-Apr-19_to_2023-May-28_80.0_23.0