Category: Cold spells affecting Japan

Cold spell occuring from October 15 2021 to October 25 2021 at 28.0°N 116.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Hong Kong
  • Japan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Lao People’s Democratic Republic
  • Thailand
  • Viet Nam

Duration: 11 days

Time span: October 15 2021 to October 25 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 14.7 °C
  • Minimum temperature anomaly: -9.1 °C
  • Minimum temperature: -0.8 °C

Event center: 28.0°N 116.5°E

Area affected: 4217639 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-Oct-15_to_2021-Oct-25_116.5_28.0

Cold spell occuring from October 04 2021 to December 16 2021 at 58.5°N 202.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • China
  • Greenland
  • Japan
  • Russian Federation
  • United States

Duration: 74 days

Time span: October 04 2021 to December 16 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -7.7 °C
  • Mean temperature: -20.2 °C
  • Minimum temperature anomaly: -26.2 °C
  • Minimum temperature: -49.4 °C

Event center: 58.5°N 202.5°E

Area affected: 18095107 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-Oct-04_to_2021-Dec-16_202.5_58.5

Cold spell occuring from September 01 2021 to September 09 2021 at 35.5°N 139.5°E

Download data: JSON

Event type: Cold spell

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

  • Japan

Duration: 9 days

Time span: September 01 2021 to September 09 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.0 °C
  • Mean temperature: 18.7 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: 13.3 °C

Event center: 35.5°N 139.5°E

Area affected: 144922 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-Sep-01_to_2021-Sep-09_139.5_35.5

Cold spell occuring from August 09 2021 to August 16 2021 at 43.5°N 143.0°E

Download data: JSON

Event type: Cold spell

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

  • Japan

Duration: 8 days

Time span: August 09 2021 to August 16 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: 14.7 °C
  • Minimum temperature anomaly: -8.6 °C
  • Minimum temperature: 9.5 °C

Event center: 43.5°N 143.0°E

Area affected: 76264 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-Aug-09_to_2021-Aug-16_143.0_43.5

Cold spell occuring from August 09 2021 to August 21 2021 at 31.5°N 130.5°E

Download data: JSON

Event type: Cold spell

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

  • Japan

Duration: 13 days

Time span: August 09 2021 to August 21 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 24.0 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: 14.3 °C

Event center: 31.5°N 130.5°E

Area affected: 797636 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-Aug-09_to_2021-Aug-21_130.5_31.5

Cold spell occuring from December 19 2020 to February 09 2021 at 49.5°N 147.5°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Albania
  • Belarus
  • Bosnia and Herzegovina
  • Bulgaria
  • Cambodia
  • China
  • Croatia
  • Czechia
  • Estonia
  • Finland
  • Greece
  • Hong Kong
  • Hungary
  • India
  • Iran, Islamic Republic of
  • Italy
  • Japan
  • Kazakhstan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Latvia
  • Lithuania
  • Moldova, Republic of
  • Mongolia
  • Montenegro
  • Myanmar
  • North Macedonia
  • Oman
  • Pakistan
  • Poland
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Sweden
  • Taiwan, Province of China
  • Tajikistan
  • Thailand
  • Turkmenistan
  • Türkiye
  • Ukraine
  • Uzbekistan
  • Viet Nam

Duration: 53 days

Time span: December 19 2020 to February 09 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -11.0 °C
  • Mean temperature: -25.7 °C
  • Minimum temperature anomaly: -28.3 °C
  • Minimum temperature: -60.6 °C

Event center: 49.5°N 147.5°E

Area affected: 40138019 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_2020-Dec-19_to_2021-Feb-09_147.5_49.5

Cold spell occuring from December 10 2020 to December 25 2020 at 33.0°N 105.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Japan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Lao People’s Democratic Republic
  • Mongolia
  • Viet Nam

Duration: 16 days

Time span: December 10 2020 to December 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -6.1 °C
  • Mean temperature: -6.5 °C
  • Minimum temperature anomaly: -14.3 °C
  • Minimum temperature: -35.1 °C

Event center: 33.0°N 105.0°E

Area affected: 3941799 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_2020-Dec-10_to_2020-Dec-25_105.0_33.0

Cold spell occuring from November 09 2020 to November 12 2020 at 34.5°N 143.5°E

Download data: JSON

Event type: Cold spell

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

  • Japan

Duration: 4 days

Time span: November 09 2020 to November 12 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.0 °C
  • Mean temperature: 10.0 °C
  • Minimum temperature anomaly: -6.6 °C
  • Minimum temperature: -0.8 °C

Event center: 34.5°N 143.5°E

Area affected: 160594 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_2020-Nov-09_to_2020-Nov-12_143.5_34.5

Cold spell occuring from July 24 2020 to July 27 2020 at 32.0°N 130.5°E

Download data: JSON

Event type: Cold spell

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

  • Japan

Duration: 4 days

Time span: July 24 2020 to July 27 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 25.3 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: 21.7 °C

Event center: 32.0°N 130.5°E

Area affected: 60244 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_2020-Jul-24_to_2020-Jul-27_130.5_32.0

Cold spell occuring from July 11 2020 to July 21 2020 at 31.5°N 111.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Japan
  • Korea, Republic of

Duration: 11 days

Time span: July 11 2020 to July 21 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 22.5 °C
  • Minimum temperature anomaly: -7.8 °C
  • Minimum temperature: 15.7 °C

Event center: 31.5°N 111.5°E

Area affected: 1335680 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_2020-Jul-11_to_2020-Jul-21_111.5_31.5