Category: Cold spells affecting Hong Kong

Cold spell occuring from April 14 2022 to May 10 2022 at 30.5°N 98.0°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 27 days

Time span: April 14 2022 to May 10 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -5.4 °C
  • Mean temperature: 13.8 °C
  • Minimum temperature anomaly: -17.1 °C
  • Minimum temperature: -18.7 °C

Event center: 30.5°N 98.0°E

Area affected: 6322042 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_2022-Apr-14_to_2022-May-10_98.0_30.5

Cold spell occuring from January 14 2022 to March 01 2022 at 30.0°N 100.5°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Bangladesh
  • Bhutan
  • Cambodia
  • China
  • Hong Kong
  • India
  • Iran, Islamic Republic of
  • Lao People’s Democratic Republic
  • Myanmar
  • Nepal
  • Oman
  • Pakistan
  • Thailand
  • Viet Nam
  • Yemen

Duration: 47 days

Time span: January 14 2022 to March 01 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -4.4 °C
  • Mean temperature: 7.1 °C
  • Minimum temperature anomaly: -14.6 °C
  • Minimum temperature: -32.2 °C

Event center: 30.0°N 100.5°E

Area affected: 12709175 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_2022-Jan-14_to_2022-Mar-01_100.5_30.0

Cold spell occuring from October 19 2021 to November 30 2021 at 32.5°N 81.0°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • China
  • Hong Kong
  • India
  • Iran, Islamic Republic of
  • Kazakhstan
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Mongolia
  • Nepal
  • Pakistan
  • Russian Federation
  • Taiwan, Province of China
  • Tajikistan
  • Turkmenistan
  • Uzbekistan
  • Viet Nam

Duration: 43 days

Time span: October 19 2021 to November 30 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: -4.0 °C
  • Minimum temperature anomaly: -24.5 °C
  • Minimum temperature: -32.4 °C

Event center: 32.5°N 81.0°E

Area affected: 12856484 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-19_to_2021-Nov-30_81.0_32.5

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 December 29 2020 to January 03 2021 at 34.5°N 119.0°E

Download data: JSON

Event type: Cold spell

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

  • Cambodia
  • China
  • Hong Kong
  • Lao People’s Democratic Republic
  • Myanmar
  • Taiwan, Province of China
  • Thailand
  • Viet Nam

Duration: 6 days

Time span: December 29 2020 to January 03 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.8 °C
  • Mean temperature: 9.5 °C
  • Minimum temperature anomaly: -13.3 °C
  • Minimum temperature: -12.0 °C

Event center: 34.5°N 119.0°E

Area affected: 2208931 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-29_to_2021-Jan-03_119.0_34.5

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