Cold spell occuring from January 03 2021 to January 07 2021 at 57.0°N 117.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 5 days

Time span: January 03 2021 to January 07 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -10.1 °C
  • Mean temperature: -39.0 °C
  • Minimum temperature anomaly: -15.8 °C
  • Minimum temperature: -45.3 °C

Event center: 57.0°N 117.5°E

Area affected: 79142 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-Jan-03_to_2021-Jan-07_117.5_57.0

Cold spell occuring from January 01 2021 to January 06 2021 at 63.5°N 130.0°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 6 days

Time span: January 01 2021 to January 06 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -9.6 °C
  • Mean temperature: -49.2 °C
  • Minimum temperature anomaly: -14.2 °C
  • Minimum temperature: -53.9 °C

Event center: 63.5°N 130.0°E

Area affected: 62132 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-Jan-01_to_2021-Jan-06_130.0_63.5

Heat wave occuring from December 25 2020 to January 01 2021 at 68.0°N 133.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 8 days

Time span: December 25 2020 to January 01 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 13.5 °C
  • Mean temperature: -23.7 °C
  • Maximum temperature anomaly: 23.7 °C
  • Maximum temperature: -14.0 °C

Event center: 68.0°N 133.5°E

Area affected: 115159 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_2020-Dec-25_to_2021-Jan-01_133.5_68.0

Cold spell occuring from December 21 2020 to December 26 2020 at 65.0°N 124.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 6 days

Time span: December 21 2020 to December 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -11.7 °C
  • Mean temperature: -47.9 °C
  • Minimum temperature anomaly: -16.6 °C
  • Minimum temperature: -51.7 °C

Event center: 65.0°N 124.5°E

Area affected: 199161 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-21_to_2020-Dec-26_124.5_65.0

Heat wave occuring from December 21 2020 to December 24 2020 at 48.5°N 135.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Russian Federation

Duration: 4 days

Time span: December 21 2020 to December 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 6.7 °C
  • Mean temperature: -12.7 °C
  • Maximum temperature anomaly: 8.8 °C
  • Maximum temperature: -8.1 °C

Event center: 48.5°N 135.0°E

Area affected: 124220 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_2020-Dec-21_to_2020-Dec-24_135.0_48.5

Heat wave occuring from December 20 2020 to December 23 2020 at 49.0°N 117.5°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Mongolia
  • Russian Federation

Duration: 4 days

Time span: December 20 2020 to December 23 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 7.5 °C
  • Mean temperature: -13.9 °C
  • Maximum temperature anomaly: 11.0 °C
  • Maximum temperature: -8.9 °C

Event center: 49.0°N 117.5°E

Area affected: 70031 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_2020-Dec-20_to_2020-Dec-23_117.5_49.0

Cold spell occuring from December 20 2020 to December 26 2020 at 46.0°N 52.0°E

Download data: JSON

Event type: Cold spell

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

  • Kazakhstan
  • Russian Federation
  • Uzbekistan

Duration: 7 days

Time span: December 20 2020 to December 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -10.4 °C
  • Mean temperature: -16.7 °C
  • Minimum temperature anomaly: -16.7 °C
  • Minimum temperature: -26.5 °C

Event center: 46.0°N 52.0°E

Area affected: 569578 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-20_to_2020-Dec-26_52.0_46.0

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

Heat wave occuring from December 14 2020 to February 18 2021 at 74.5°N 275.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Denmark
  • Estonia
  • Finland
  • France
  • Germany
  • Greenland
  • Latvia
  • Lithuania
  • Norway
  • Poland
  • Russian Federation
  • Svalbard and Jan Mayen
  • Sweden
  • United Kingdom
  • United States

Duration: 67 days

Time span: December 14 2020 to February 18 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 11.6 °C
  • Mean temperature: -9.6 °C
  • Maximum temperature anomaly: 30.8 °C
  • Maximum temperature: 20.2 °C

Event center: 74.5°N 275.5°E

Area affected: 27193366 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_2020-Dec-14_to_2021-Feb-18_275.5_74.5

Heat wave occuring from December 11 2020 to March 16 2021 at -13.5°S 16.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Angola
  • Australia
  • Austria
  • Belarus
  • Belgium
  • Benin
  • Bosnia and Herzegovina
  • Burkina Faso
  • Cameroon
  • Canada
  • Central African Republic
  • Congo
  • Congo, The Democratic Republic of the
  • Croatia
  • Czechia
  • Côte d’Ivoire
  • Denmark
  • Equatorial Guinea
  • Estonia
  • Eswatini
  • Finland
  • France
  • Gabon
  • Germany
  • Ghana
  • Greenland
  • Guinea
  • Guinea-Bissau
  • Hungary
  • Iceland
  • Italy
  • Latvia
  • Liberia
  • Lithuania
  • Luxembourg
  • Madagascar
  • Malawi
  • Mali
  • Mauritania
  • Montenegro
  • Mozambique
  • Namibia
  • Netherlands
  • Nigeria
  • Norway
  • Poland
  • Portugal
  • Russian Federation
  • Réunion
  • Senegal
  • Sierra Leone
  • Slovakia
  • Slovenia
  • South Africa
  • South Sudan
  • Spain
  • Svalbard and Jan Mayen
  • Sweden
  • Switzerland
  • Tanzania, United Republic of
  • Togo
  • Tunisia
  • Ukraine
  • United Kingdom
  • Zambia
  • Zimbabwe

Duration: 96 days

Time span: December 11 2020 to March 16 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 6.6 °C
  • Mean temperature: 6.9 °C
  • Maximum temperature anomaly: 23.6 °C
  • Maximum temperature: 39.6 °C

Event center: -13.5°S 16.0°E

Area affected: 45189614 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_2020-Dec-11_to_2021-Mar-16_16.0_-13.5