Heat wave occuring from November 17 2020 to April 19 2021 at 16.5°N 134.5°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • Albania
  • Algeria
  • Andorra
  • Armenia
  • Aruba
  • Austria
  • Azerbaijan
  • Bahamas
  • Bahrain
  • Bangladesh
  • Belarus
  • Belize
  • Bhutan
  • Bonaire, Sint Eustatius and Saba
  • Bosnia and Herzegovina
  • Bulgaria
  • Cambodia
  • Cameroon
  • Canada
  • Central African Republic
  • Chad
  • China
  • Colombia
  • Costa Rica
  • Croatia
  • Cuba
  • Cyprus
  • Czechia
  • Denmark
  • Djibouti
  • Dominican Republic
  • Egypt
  • El Salvador
  • Eritrea
  • Estonia
  • Ethiopia
  • Finland
  • France
  • Georgia
  • Germany
  • Greece
  • Greenland
  • Guatemala
  • Haiti
  • Honduras
  • Hong Kong
  • Hungary
  • India
  • Indonesia
  • Iran, Islamic Republic of
  • Iraq
  • Israel
  • Italy
  • Jamaica
  • Japan
  • Jordan
  • Kazakhstan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Kuwait
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Latvia
  • Lebanon
  • Libya
  • Lithuania
  • Mali
  • Martinique
  • Mauritania
  • Mexico
  • Moldova, Republic of
  • Mongolia
  • Montenegro
  • Morocco
  • Myanmar
  • Nepal
  • Nicaragua
  • Niger
  • Nigeria
  • North Macedonia
  • Northern Mariana Islands
  • Oman
  • Pakistan
  • Palau
  • Philippines
  • Poland
  • Portugal
  • Puerto Rico
  • Qatar
  • Romania
  • Russian Federation
  • Saudi Arabia
  • Serbia
  • Slovakia
  • Slovenia
  • South Sudan
  • Spain
  • Sri Lanka
  • Sudan
  • Sweden
  • Switzerland
  • Syrian Arab Republic
  • Taiwan, Province of China
  • Tajikistan
  • Thailand
  • Tunisia
  • Turkmenistan
  • Turks and Caicos Islands
  • Türkiye
  • Ukraine
  • United Arab Emirates
  • United States
  • Uzbekistan
  • Viet Nam
  • Yemen

Duration: 154 days

Time span: November 17 2020 to April 19 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 4.3 °C
  • Mean temperature: 16.8 °C
  • Maximum temperature anomaly: 27.4 °C
  • Maximum temperature: 37.1 °C

Event center: 16.5°N 134.5°E

Area affected: 124427445 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-Nov-17_to_2021-Apr-19_134.5_16.5

Heat wave occuring from October 14 2020 to February 13 2021 at 11.5°N 347.5°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • Albania
  • Algeria
  • Armenia
  • Azerbaijan
  • Bahrain
  • Belarus
  • Belgium
  • Benin
  • Bulgaria
  • Burkina Faso
  • Burundi
  • Cabo Verde
  • Cameroon
  • Central African Republic
  • Chad
  • China
  • Congo
  • Congo, The Democratic Republic of the
  • Cyprus
  • Czechia
  • Côte d’Ivoire
  • Egypt
  • Equatorial Guinea
  • Eritrea
  • Ethiopia
  • France
  • Gabon
  • Gambia
  • Georgia
  • Germany
  • Ghana
  • Greece
  • Guinea
  • Guinea-Bissau
  • Hungary
  • Iran, Islamic Republic of
  • Iraq
  • Israel
  • Italy
  • Jordan
  • Kazakhstan
  • Kyrgyzstan
  • Lebanon
  • Liberia
  • Libya
  • Mali
  • Mauritania
  • Moldova, Republic of
  • Mongolia
  • Morocco
  • Niger
  • Nigeria
  • North Macedonia
  • Pakistan
  • Poland
  • Portugal
  • Romania
  • Russian Federation
  • Rwanda
  • Saudi Arabia
  • Senegal
  • Serbia
  • Sierra Leone
  • Slovakia
  • South Sudan
  • Spain
  • Sudan
  • Syrian Arab Republic
  • Tajikistan
  • Tanzania, United Republic of
  • Togo
  • Tunisia
  • Turkmenistan
  • Türkiye
  • Uganda
  • Ukraine
  • United Kingdom
  • Uzbekistan

Duration: 123 days

Time span: October 14 2020 to February 13 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 18.7 °C
  • Maximum temperature anomaly: 17.0 °C
  • Maximum temperature: 32.7 °C

Event center: 3.5°N 19.5°E

Area affected: 37333109 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-Oct-14_to_2021-Feb-13_347.5_11.5

Cold spell occuring from July 12 2020 to July 14 2020 at 48.0°N 22.0°E

Download data: JSON

Event type: Cold spell

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

  • Hungary
  • Romania
  • Slovakia
  • Ukraine

Duration: 3 days

Time span: July 12 2020 to July 14 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: 16.0 °C
  • Minimum temperature anomaly: -6.7 °C
  • Minimum temperature: 12.0 °C

Event center: 48.0°N 22.0°E

Area affected: 50075 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-12_to_2020-Jul-14_22.0_48.0

Cold spell occuring from May 06 2020 to June 18 2020 at 36.5°N 31.0°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Belarus
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Chad
  • Cyprus
  • Denmark
  • Egypt
  • Estonia
  • Finland
  • France
  • Georgia
  • Germany
  • Greece
  • Hungary
  • Iraq
  • Israel
  • Italy
  • Jordan
  • Latvia
  • Lebanon
  • Libya
  • Lithuania
  • Moldova, Republic of
  • Montenegro
  • Netherlands
  • North Macedonia
  • Norway
  • Poland
  • Romania
  • Russian Federation
  • Saudi Arabia
  • Serbia
  • Slovakia
  • Sudan
  • Sweden
  • Syrian Arab Republic
  • Türkiye
  • Ukraine

Duration: 44 days

Time span: May 06 2020 to June 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.6 °C
  • Mean temperature: 10.5 °C
  • Minimum temperature anomaly: -10.4 °C
  • Minimum temperature: -7.7 °C

Event center: 36.5°N 31.0°E

Area affected: 9237035 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-May-06_to_2020-Jun-18_31.0_36.5

Cold spell occuring from March 30 2020 to April 04 2020 at 42.5°N 17.0°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Austria
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czechia
  • Germany
  • Greece
  • Hungary
  • Italy
  • Montenegro
  • North Macedonia
  • Poland
  • Romania
  • Serbia
  • Slovakia
  • Slovenia
  • Switzerland
  • Ukraine

Duration: 6 days

Time span: March 30 2020 to April 04 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.5 °C
  • Mean temperature: 4.4 °C
  • Minimum temperature anomaly: -11.2 °C
  • Minimum temperature: -6.8 °C

Event center: 42.5°N 17.0°E

Area affected: 1385616 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-Mar-30_to_2020-Apr-04_17.0_42.5

Heat wave occuring from March 17 2020 to March 20 2020 at 49.0°N 19.5°E

Download data: JSON

Event type: Heat wave

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

  • Czechia
  • Poland
  • Slovakia
  • Ukraine

Duration: 4 days

Time span: March 17 2020 to March 20 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 6.8 °C
  • Mean temperature: 9.4 °C
  • Maximum temperature anomaly: 8.6 °C
  • Maximum temperature: 12.0 °C

Event center: 49.0°N 19.5°E

Area affected: 53912 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-Mar-17_to_2020-Mar-20_19.5_49.0

Heat wave occuring from February 06 2020 to March 08 2020 at 77.0°N 95.5°E

Download data: JSON

Event type: Heat wave

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

  • Andorra
  • Austria
  • Belarus
  • Belgium
  • Bosnia and Herzegovina
  • Canada
  • Croatia
  • Czechia
  • Denmark
  • Estonia
  • Finland
  • France
  • Germany
  • Greece
  • Hungary
  • Italy
  • Kazakhstan
  • Latvia
  • Lithuania
  • Luxembourg
  • Moldova, Republic of
  • Montenegro
  • Netherlands
  • Norway
  • Poland
  • Romania
  • Russian Federation
  • Slovakia
  • Slovenia
  • Spain
  • Sweden
  • Switzerland
  • Tunisia
  • Ukraine

Duration: 32 days

Time span: February 06 2020 to March 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 12.2 °C
  • Mean temperature: -8.9 °C
  • Maximum temperature anomaly: 27.9 °C
  • Maximum temperature: 17.1 °C

Event center: 77.0°N 95.5°E

Area affected: 18911486 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-Feb-06_to_2020-Mar-08_95.5_77.0

Heat wave occuring from January 11 2020 to February 22 2020 at 33.0°N 337.0°E

Download data: JSON

Event type: Heat wave

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

  • Albania
  • Algeria
  • Andorra
  • Armenia
  • Austria
  • Azerbaijan
  • Belarus
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czechia
  • Denmark
  • Estonia
  • Finland
  • France
  • Georgia
  • Germany
  • Greece
  • Hungary
  • Iran, Islamic Republic of
  • Italy
  • Kazakhstan
  • Latvia
  • Lithuania
  • Luxembourg
  • Mauritania
  • Moldova, Republic of
  • Montenegro
  • Morocco
  • Netherlands
  • North Macedonia
  • Norway
  • Poland
  • Portugal
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Sweden
  • Switzerland
  • Tunisia
  • Türkiye
  • Ukraine
  • United Kingdom

Duration: 43 days

Time span: January 11 2020 to February 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 6.9 °C
  • Mean temperature: 5.8 °C
  • Maximum temperature anomaly: 13.9 °C
  • Maximum temperature: 20.9 °C

Event center: 59.5°N 21.5°E

Area affected: 15888708 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-Jan-11_to_2020-Feb-22_337.0_33.0