Heat wave occuring from July 25 2021 to August 11 2021 at -36.5°S 203.5°E

Download data: JSON

Event type: Heat wave

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

  • Cook Islands
  • French Polynesia

Duration: 18 days

Time span: July 25 2021 to August 11 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 17.9 °C
  • Maximum temperature anomaly: 4.3 °C
  • Maximum temperature: 27.6 °C

Event center: -36.5°S 203.5°E

Area affected: 6996596 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_2021-Jul-25_to_2021-Aug-11_203.5_-36.5

Cold spell occuring from July 24 2021 to August 15 2021 at -13.0°S 234.0°E

Download data: JSON

Event type: Cold spell

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

  • Chile
  • French Polynesia

Duration: 23 days

Time span: July 24 2021 to August 15 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 19.2 °C
  • Minimum temperature anomaly: -4.1 °C
  • Minimum temperature: 5.9 °C

Event center: -13.0°S 234.0°E

Area affected: 8409296 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-Jul-24_to_2021-Aug-15_234.0_-13.0

Heat wave occuring from May 01 2021 to June 04 2021 at -21.5°S 174.0°E

Download data: JSON

Event type: Heat wave

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

  • Australia
  • Fiji
  • French Polynesia
  • Indonesia
  • New Caledonia
  • New Zealand
  • Norfolk Island
  • Papua New Guinea
  • Samoa
  • Solomon Islands
  • Timor-Leste
  • Tonga
  • Vanuatu

Duration: 35 days

Time span: May 01 2021 to June 04 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 23.6 °C
  • Maximum temperature anomaly: 7.4 °C
  • Maximum temperature: 29.5 °C

Event center: -21.5°S 174.0°E

Area affected: 20386096 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_2021-May-01_to_2021-Jun-04_174.0_-21.5

Cold spell occuring from April 19 2021 to April 27 2021 at -20.0°S 213.5°E

Download data: JSON

Event type: Cold spell

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

  • French Polynesia

Duration: 9 days

Time span: April 19 2021 to April 27 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -1.4 °C
  • Mean temperature: 25.0 °C
  • Minimum temperature anomaly: -2.3 °C
  • Minimum temperature: 23.3 °C

Event center: -20.0°S 213.5°E

Area affected: 757300 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-Apr-19_to_2021-Apr-27_213.5_-20.0

Heat wave occuring from March 28 2021 to November 10 2022 at 1.0°N 350.0°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • Albania
  • Algeria
  • Andorra
  • Angola
  • Argentina
  • Armenia
  • Australia
  • Austria
  • Azerbaijan
  • Bahrain
  • Bangladesh
  • Belarus
  • Belgium
  • Benin
  • Bhutan
  • Bolivia, Plurinational State of
  • Bonaire, Sint Eustatius and Saba
  • Bosnia and Herzegovina
  • Botswana
  • Brazil
  • Brunei Darussalam
  • Bulgaria
  • Burkina Faso
  • Burundi
  • Cabo Verde
  • Cambodia
  • Cameroon
  • Canada
  • Central African Republic
  • Chad
  • Chile
  • China
  • Christmas Island
  • Colombia
  • Congo
  • Congo, The Democratic Republic of the
  • Cook Islands
  • Croatia
  • Cyprus
  • Czechia
  • Côte d’Ivoire
  • Denmark
  • Djibouti
  • Dominican Republic
  • Ecuador
  • Egypt
  • Equatorial Guinea
  • Eritrea
  • Estonia
  • Eswatini
  • Ethiopia
  • Fiji
  • Finland
  • France
  • French Guiana
  • French Polynesia
  • French Southern Territories
  • Gabon
  • Gambia
  • Georgia
  • Germany
  • Ghana
  • Greece
  • Greenland
  • Guinea
  • Guinea-Bissau
  • Guyana
  • Haiti
  • Hong Kong
  • Hungary
  • Iceland
  • India
  • Indonesia
  • Iran, Islamic Republic of
  • Iraq
  • Ireland
  • Israel
  • Italy
  • Japan
  • Jordan
  • Kazakhstan
  • Kenya
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Kuwait
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Latvia
  • Lebanon
  • Lesotho
  • Liberia
  • Libya
  • Lithuania
  • Luxembourg
  • Madagascar
  • Malawi
  • Malaysia
  • Maldives
  • Mali
  • Martinique
  • Mauritania
  • Mauritius
  • Mexico
  • Moldova, Republic of
  • Mongolia
  • Montenegro
  • Morocco
  • Mozambique
  • Myanmar
  • Namibia
  • Nepal
  • Netherlands
  • New Caledonia
  • New Zealand
  • Niger
  • Nigeria
  • Norfolk Island
  • North Macedonia
  • Northern Mariana Islands
  • Norway
  • Oman
  • Pakistan
  • Palau
  • Papua New Guinea
  • Paraguay
  • Peru
  • Philippines
  • Poland
  • Portugal
  • Puerto Rico
  • Qatar
  • Romania
  • Russian Federation
  • Rwanda
  • Saint Lucia
  • Samoa
  • Saudi Arabia
  • Senegal
  • Serbia
  • Seychelles
  • Sierra Leone
  • Sint Maarten (Dutch part)
  • Slovakia
  • Slovenia
  • Solomon Islands
  • Somalia
  • South Africa
  • South Sudan
  • Spain
  • Sri Lanka
  • Sudan
  • Suriname
  • Svalbard and Jan Mayen
  • Sweden
  • Switzerland
  • Syrian Arab Republic
  • Taiwan, Province of China
  • Tajikistan
  • Tanzania, United Republic of
  • Thailand
  • Timor-Leste
  • Togo
  • Tonga
  • Tunisia
  • Turkmenistan
  • Türkiye
  • Uganda
  • Ukraine
  • United Arab Emirates
  • United Kingdom
  • United States
  • Uzbekistan
  • Vanuatu
  • Venezuela, Bolivarian Republic of
  • Viet Nam
  • Yemen
  • Zambia
  • Zimbabwe

Duration: 593 days

Time span: March 28 2021 to November 10 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 3.2 °C
  • Mean temperature: 20.7 °C
  • Maximum temperature anomaly: 35.1 °C
  • Maximum temperature: 44.7 °C

Event center: 1.0°N 350.0°E

Area affected: 335408961 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_2021-Mar-28_to_2022-Nov-10_350.0_1.0

Heat wave occuring from December 26 2020 to February 25 2021 at -30.0°S 203.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia
  • Cook Islands
  • Fiji
  • French Polynesia
  • Indonesia
  • New Caledonia
  • New Zealand
  • Papua New Guinea
  • Solomon Islands
  • Tonga
  • Vanuatu

Duration: 62 days

Time span: December 26 2020 to February 25 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 23.0 °C
  • Maximum temperature anomaly: 5.6 °C
  • Maximum temperature: 30.2 °C

Event center: -30.0°S 203.5°E

Area affected: 23654697 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-26_to_2021-Feb-25_203.5_-30.0

Cold spell occuring from December 18 2020 to December 24 2020 at -15.0°S 214.0°E

Download data: JSON

Event type: Cold spell

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

  • French Polynesia

Duration: 7 days

Time span: December 18 2020 to December 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 25.2 °C
  • Minimum temperature anomaly: -1.9 °C
  • Minimum temperature: 24.4 °C

Event center: -15.0°S 214.0°E

Area affected: 276341 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-18_to_2020-Dec-24_214.0_-15.0

Heat wave occuring from December 13 2020 to January 01 2021 at -28.0°S 213.5°E

Download data: JSON

Event type: Heat wave

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

  • French Polynesia

Duration: 20 days

Time span: December 13 2020 to January 01 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 22.4 °C
  • Maximum temperature anomaly: 4.6 °C
  • Maximum temperature: 27.4 °C

Event center: -28.0°S 213.5°E

Area affected: 4800718 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-13_to_2021-Jan-01_213.5_-28.0

Heat wave occuring from November 25 2020 to December 11 2020 at -25.0°S 218.5°E

Download data: JSON

Event type: Heat wave

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

  • French Polynesia

Duration: 17 days

Time span: November 25 2020 to December 11 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 24.1 °C
  • Maximum temperature anomaly: 3.4 °C
  • Maximum temperature: 26.6 °C

Event center: -25.0°S 218.5°E

Area affected: 2660090 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-25_to_2020-Dec-11_218.5_-25.0

Cold spell occuring from November 03 2020 to November 16 2020 at -14.0°S 202.0°E

Download data: JSON

Event type: Cold spell

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

  • French Polynesia

Duration: 14 days

Time span: November 03 2020 to November 16 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -1.3 °C
  • Mean temperature: 25.0 °C
  • Minimum temperature anomaly: -2.5 °C
  • Minimum temperature: 23.5 °C

Event center: -14.0°S 202.0°E

Area affected: 750467 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-03_to_2020-Nov-16_202.0_-14.0