Category: Extremes affecting China

Cold spell occuring from February 04 2025 to February 13 2025 at 45.5°N 87.0°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: February 04 2025 to February 13 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -7.9 °C
  • Mean temperature: -19.9 °C
  • Minimum temperature anomaly: -11.2 °C
  • Minimum temperature: -24.0 °C

Event center: 45.5°N 87.0°E

Area affected: 50326 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_2025-Feb-04_to_2025-Feb-13_87.0_45.5

Heat wave occuring from February 03 2025 to February 12 2025 at 20.5°N 97.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Myanmar
  • Thailand

Duration: 10 days

Time span: February 03 2025 to February 12 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 22.0 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: 27.2 °C

Event center: 20.5°N 97.0°E

Area affected: 205354 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_2025-Feb-03_to_2025-Feb-12_97.0_20.5

Cold spell occuring from February 03 2025 to February 09 2025 at 37.0°N 107.0°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 7 days

Time span: February 03 2025 to February 09 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -8.4 °C
  • Mean temperature: -14.9 °C
  • Minimum temperature anomaly: -16.3 °C
  • Minimum temperature: -28.0 °C

Event center: 37.0°N 107.0°E

Area affected: 654083 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_2025-Feb-03_to_2025-Feb-09_107.0_37.0

Cold spell occuring from February 03 2025 to February 07 2025 at 41.0°N 129.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Korea, Democratic People’s Republic of

Duration: 5 days

Time span: February 03 2025 to February 07 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -7.9 °C
  • Mean temperature: -18.1 °C
  • Minimum temperature anomaly: -11.8 °C
  • Minimum temperature: -27.6 °C

Event center: 41.0°N 129.0°E

Area affected: 60453 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_2025-Feb-03_to_2025-Feb-07_129.0_41.0

Cold spell occuring from January 28 2025 to February 09 2025 at 41.5°N 123.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Korea, Democratic People’s Republic of
  • Korea, Republic of

Duration: 13 days

Time span: January 28 2025 to February 09 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -7.2 °C
  • Mean temperature: -15.2 °C
  • Minimum temperature anomaly: -15.0 °C
  • Minimum temperature: -29.9 °C

Event center: 41.5°N 123.0°E

Area affected: 368385 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_2025-Jan-28_to_2025-Feb-09_123.0_41.5

Cold spell occuring from January 27 2025 to January 31 2025 at 43.0°N 119.0°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: January 27 2025 to January 31 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -6.9 °C
  • Mean temperature: -20.7 °C
  • Minimum temperature anomaly: -11.1 °C
  • Minimum temperature: -28.1 °C

Event center: 43.0°N 119.0°E

Area affected: 151260 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_2025-Jan-27_to_2025-Jan-31_119.0_43.0

Cold spell occuring from January 26 2025 to February 04 2025 at 48.0°N 112.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Mongolia
  • Russian Federation

Duration: 10 days

Time span: January 26 2025 to February 04 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -7.5 °C
  • Mean temperature: -28.5 °C
  • Minimum temperature anomaly: -12.8 °C
  • Minimum temperature: -33.4 °C

Event center: 48.0°N 112.5°E

Area affected: 366968 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_2025-Jan-26_to_2025-Feb-04_112.5_48.0

Cold spell occuring from January 26 2025 to January 29 2025 at 23.5°N 101.5°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
  • Viet Nam

Duration: 4 days

Time span: January 26 2025 to January 29 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -5.5 °C
  • Mean temperature: 6.3 °C
  • Minimum temperature anomaly: -8.8 °C
  • Minimum temperature: -4.0 °C

Event center: 23.5°N 101.5°E

Area affected: 259593 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_2025-Jan-26_to_2025-Jan-29_101.5_23.5

Cold spell occuring from January 25 2025 to January 30 2025 at 35.5°N 108.0°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: January 25 2025 to January 30 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -10.0 °C
  • Mean temperature: -14.3 °C
  • Minimum temperature anomaly: -18.1 °C
  • Minimum temperature: -21.9 °C

Event center: 35.5°N 108.0°E

Area affected: 59789 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_2025-Jan-25_to_2025-Jan-30_108.0_35.5

Cold spell occuring from January 25 2025 to January 29 2025 at 32.0°N 103.5°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: January 25 2025 to January 29 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: -17.6 °C
  • Minimum temperature anomaly: -11.1 °C
  • Minimum temperature: -24.5 °C

Event center: 32.0°N 103.5°E

Area affected: 88303 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_2025-Jan-25_to_2025-Jan-29_103.5_32.0