Category: Extremes affecting China

Cold spell occuring from September 23 2023 to September 27 2023 at 36.5°N 97.0°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: September 23 2023 to September 27 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.0 °C
  • Mean temperature: 4.3 °C
  • Minimum temperature anomaly: -7.0 °C
  • Minimum temperature: -5.1 °C

Event center: 36.5°N 97.0°E

Area affected: 64570 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-Sep-23_to_2023-Sep-27_97.0_36.5

Cold spell occuring from September 21 2023 to September 29 2023 at 39.0°N 98.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Kazakhstan
  • Kyrgyzstan

Duration: 9 days

Time span: September 21 2023 to September 29 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: 10.7 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: -12.2 °C

Event center: 39.0°N 98.5°E

Area affected: 967302 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-Sep-21_to_2023-Sep-29_98.5_39.0

Heat wave occuring from September 10 2023 to September 18 2023 at 36.0°N 105.0°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: September 10 2023 to September 18 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 4.9 °C
  • Mean temperature: 20.7 °C
  • Maximum temperature anomaly: 7.6 °C
  • Maximum temperature: 25.1 °C

Event center: 36.0°N 105.0°E

Area affected: 217105 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-Sep-10_to_2023-Sep-18_105.0_36.0

Cold spell occuring from September 06 2023 to September 11 2023 at 23.0°N 113.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Hong Kong

Duration: 6 days

Time span: September 06 2023 to September 11 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 25.3 °C
  • Minimum temperature anomaly: -3.0 °C
  • Minimum temperature: 23.3 °C

Event center: 23.0°N 113.5°E

Area affected: 116819 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-Sep-06_to_2023-Sep-11_113.5_23.0

Heat wave occuring from September 03 2023 to September 11 2023 at 31.5°N 105.0°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: September 03 2023 to September 11 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 4.4 °C
  • Mean temperature: 27.7 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 32.3 °C

Event center: 31.5°N 105.0°E

Area affected: 624455 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-Sep-03_to_2023-Sep-11_105.0_31.5

Cold spell occuring from September 02 2023 to September 04 2023 at 53.5°N 126.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Russian Federation

Duration: 3 days

Time span: September 02 2023 to September 04 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 7.8 °C
  • Minimum temperature anomaly: -6.7 °C
  • Minimum temperature: 5.7 °C

Event center: 53.5°N 126.0°E

Area affected: 70103 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-Sep-02_to_2023-Sep-04_126.0_53.5

Cold spell occuring from August 28 2023 to August 31 2023 at 30.5°N 118.5°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 4 days

Time span: August 28 2023 to August 31 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.0 °C
  • Mean temperature: 23.1 °C
  • Minimum temperature anomaly: -6.1 °C
  • Minimum temperature: 19.2 °C

Event center: 30.5°N 118.5°E

Area affected: 129609 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-Aug-28_to_2023-Aug-31_118.5_30.5

Cold spell occuring from August 25 2023 to August 27 2023 at 38.5°N 111.0°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: August 25 2023 to August 27 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: 14.9 °C
  • Minimum temperature anomaly: -5.7 °C
  • Minimum temperature: 11.6 °C

Event center: 38.5°N 111.0°E

Area affected: 58105 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-Aug-25_to_2023-Aug-27_111.0_38.5

Heat wave occuring from August 21 2023 to September 06 2023 at 23.5°N 120.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Taiwan, Province of China

Duration: 17 days

Time span: August 21 2023 to September 06 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 29.1 °C
  • Maximum temperature anomaly: 2.0 °C
  • Maximum temperature: 29.9 °C

Event center: 23.5°N 120.0°E

Area affected: 539739 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-Aug-21_to_2023-Sep-06_120.0_23.5

Heat wave occuring from August 16 2023 to August 20 2023 at 28.0°N 110.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 5 days

Time span: August 16 2023 to August 20 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 3.2 °C
  • Mean temperature: 27.7 °C
  • Maximum temperature anomaly: 5.3 °C
  • Maximum temperature: 33.3 °C

Event center: 28.0°N 110.0°E

Area affected: 130537 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-Aug-16_to_2023-Aug-20_110.0_28.0