Category: Extremes affecting China

Cold spell occuring from March 20 2023 to March 24 2023 at 47.0°N 104.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Mongolia
  • Russian Federation

Duration: 5 days

Time span: March 20 2023 to March 24 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -9.5 °C
  • Mean temperature: -14.9 °C
  • Minimum temperature anomaly: -15.9 °C
  • Minimum temperature: -28.6 °C

Event center: 47.0°N 104.5°E

Area affected: 1442470 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-Mar-20_to_2023-Mar-24_104.5_47.0

Heat wave occuring from March 17 2023 to March 29 2023 at 13.5°N 102.0°E

Download data: JSON

Event type: Heat wave

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

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

Duration: 13 days

Time span: March 17 2023 to March 29 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 4.0 °C
  • Mean temperature: 27.3 °C
  • Maximum temperature anomaly: 10.3 °C
  • Maximum temperature: 33.9 °C

Event center: 13.5°N 102.0°E

Area affected: 1082293 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-Mar-17_to_2023-Mar-29_102.0_13.5

Heat wave occuring from March 14 2023 to March 27 2023 at 33.0°N 100.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 14 days

Time span: March 14 2023 to March 27 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.9 °C
  • Mean temperature: -2.6 °C
  • Maximum temperature anomaly: 9.3 °C
  • Maximum temperature: 4.8 °C

Event center: 33.0°N 100.0°E

Area affected: 174327 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-Mar-14_to_2023-Mar-27_100.0_33.0

Cold spell occuring from March 10 2023 to March 14 2023 at 33.0°N 94.5°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: March 10 2023 to March 14 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -6.3 °C
  • Mean temperature: -17.6 °C
  • Minimum temperature anomaly: -10.9 °C
  • Minimum temperature: -22.6 °C

Event center: 33.0°N 94.5°E

Area affected: 70198 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-Mar-10_to_2023-Mar-14_94.5_33.0

Heat wave occuring from March 03 2023 to March 11 2023 at 34.0°N 96.0°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: March 03 2023 to March 11 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 6.0 °C
  • Mean temperature: -7.2 °C
  • Maximum temperature anomaly: 8.7 °C
  • Maximum temperature: -1.1 °C

Event center: 34.0°N 96.0°E

Area affected: 75987 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-Mar-03_to_2023-Mar-11_96.0_34.0

Heat wave occuring from February 25 2023 to February 27 2023 at 48.0°N 116.5°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: February 25 2023 to February 27 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 8.3 °C
  • Mean temperature: -3.3 °C
  • Maximum temperature anomaly: 12.6 °C
  • Maximum temperature: 1.3 °C

Event center: 48.0°N 116.5°E

Area affected: 90975 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-Feb-25_to_2023-Feb-27_116.5_48.0

Heat wave occuring from February 25 2023 to March 26 2023 at 13.5°N 90.0°E

Download data: JSON

Event type: Heat wave

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

  • Bangladesh
  • Bhutan
  • China
  • India
  • Myanmar

Duration: 30 days

Time span: February 25 2023 to March 26 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 1.4 °C
  • Mean temperature: 25.4 °C
  • Maximum temperature anomaly: 5.4 °C
  • Maximum temperature: 29.7 °C

Event center: 13.5°N 90.0°E

Area affected: 1434239 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-Feb-25_to_2023-Mar-26_90.0_13.5

Heat wave occuring from February 24 2023 to February 28 2023 at 48.0°N 122.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Russian Federation

Duration: 5 days

Time span: February 24 2023 to February 28 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 9.5 °C
  • Mean temperature: -8.3 °C
  • Maximum temperature anomaly: 14.4 °C
  • Maximum temperature: 5.4 °C

Event center: 48.0°N 122.0°E

Area affected: 390446 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-Feb-24_to_2023-Feb-28_122.0_48.0

Cold spell occuring from February 22 2023 to February 27 2023 at 17.0°N 115.5°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 6 days

Time span: February 22 2023 to February 27 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 23.4 °C
  • Minimum temperature anomaly: -1.8 °C
  • Minimum temperature: 22.2 °C

Event center: 17.0°N 115.5°E

Area affected: 65218 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-Feb-22_to_2023-Feb-27_115.5_17.0

Heat wave occuring from February 21 2023 to February 26 2023 at 44.5°N 91.5°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Mongolia

Duration: 6 days

Time span: February 21 2023 to February 26 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.6 °C
  • Mean temperature: 2.3 °C
  • Maximum temperature anomaly: 10.6 °C
  • Maximum temperature: 10.0 °C

Event center: 44.5°N 91.5°E

Area affected: 292059 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-Feb-21_to_2023-Feb-26_91.5_44.5