Category: Heat waves affecting Vanuatu

(ongoing) Heat wave occuring from April 17 2026 to May 03 2026 at -17.5°S 185.5°E

Download data: JSON

Event type: Heat wave

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

  • Fiji
  • Samoa
  • Vanuatu

Duration: 17 days

Time span: April 17 2026 to May 03 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.3 °C
  • Mean temperature: 27.7 °C
  • Maximum temperature anomaly: 3.0 °C
  • Maximum temperature: 29.3 °C

Event center: -17.5°S 185.5°E

Area affected: 4267263 km$^2$


Fig. 1: unavailable since event is ongoing.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2026-Apr-17_to_2026-May-03_185.5_-17.5

(ongoing) Heat wave occuring from October 16 2022 to May 03 2026 at 10.5°N 294.0°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • Albania
  • Algeria
  • Andorra
  • Angola
  • Antarctica
  • Argentina
  • Armenia
  • Aruba
  • Australia
  • Austria
  • Azerbaijan
  • Azores
  • Bahamas
  • Bahrain
  • Bangladesh
  • Belarus
  • Belgium
  • Belize
  • Benin
  • Bhutan
  • Bolivia
  • Bosnia and Herzegovina
  • Botswana
  • Brazil
  • Brunei Darussalam
  • Bulgaria
  • Burkina Faso
  • Burundi
  • Cabo Verde
  • Cambodia
  • Cameroon
  • Canada
  • Canarias
  • Central African Republic
  • Chad
  • Chile
  • China
  • Colombia
  • Congo
  • Congo DRC
  • Costa Rica
  • Croatia
  • Cuba
  • Cyprus
  • Czech Republic
  • Côte d’Ivoire
  • Denmark
  • Djibouti
  • Dominican Republic
  • Ecuador
  • Egypt
  • El Salvador
  • Equatorial Guinea
  • Eritrea
  • Estonia
  • Eswatini
  • Ethiopia
  • Falkland Islands
  • Faroe Islands
  • Fiji
  • Finland
  • France
  • French Guiana
  • French Southern Territories
  • Gabon
  • Gambia
  • Georgia
  • Germany
  • Ghana
  • Greece
  • Greenland
  • Guatemala
  • Guinea
  • Guinea-Bissau
  • Guyana
  • Haiti
  • Honduras
  • Hungary
  • Iceland
  • India
  • Indonesia
  • Iran
  • Iraq
  • Ireland
  • Israel
  • Italy
  • Jamaica
  • Japan
  • Jordan
  • Kazakhstan
  • Kenya
  • Kuwait
  • Kyrgyzstan
  • Laos
  • Latvia
  • Lebanon
  • Lesotho
  • Liberia
  • Libya
  • Lithuania
  • Luxembourg
  • Madagascar
  • Madeira
  • Malawi
  • Malaysia
  • Mali
  • Martinique
  • Mauritania
  • Mauritius
  • Mexico
  • Moldova
  • Mongolia
  • Montenegro
  • Morocco
  • Mozambique
  • Myanmar
  • Namibia
  • Nepal
  • Netherlands
  • New Caledonia
  • New Zealand
  • Nicaragua
  • Niger
  • Nigeria
  • North Korea
  • North Macedonia
  • Norway
  • Oman
  • Pakistan
  • Palau
  • Palestinian Territory
  • Panama
  • Papua New Guinea
  • Paraguay
  • Peru
  • Philippines
  • Poland
  • Portugal
  • Puerto Rico
  • Qatar
  • Romania
  • Russian Federation
  • Rwanda
  • Réunion
  • Saint Eustatius
  • Saint Lucia
  • Samoa
  • Saudi Arabia
  • Senegal
  • Serbia
  • Sierra Leone
  • Slovakia
  • Slovenia
  • Solomon Islands
  • Somalia
  • South Africa
  • South Georgia and the South Sandwich Islands
  • South Korea
  • South Sudan
  • Spain
  • Sri Lanka
  • Sudan
  • Suriname
  • Sweden
  • Switzerland
  • Syria
  • Tajikistan
  • Tanzania
  • Thailand
  • Timor-Leste
  • Togo
  • Tunisia
  • Turkiye
  • Turkmenistan
  • Turks and Caicos Islands
  • Uganda
  • Ukraine
  • United Arab Emirates
  • United Kingdom
  • United States
  • Uruguay
  • Uzbekistan
  • Vanuatu
  • Venezuela
  • Vietnam
  • Yemen
  • Zambia
  • Zimbabwe

Duration: 1296 days

Time span: October 16 2022 to May 03 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 18.1 °C
  • Maximum temperature anomaly: 33.2 °C
  • Maximum temperature: 46.7 °C

Event center: 10.5°N 294.0°E

Area affected: 509588681 km$^2$


Fig. 1: unavailable since event is ongoing.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2022-Oct-16_to_2026-May-03_294.0_10.5

Heat wave occuring from February 13 2026 to February 26 2026 at -11.5°S 162.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia
  • Indonesia
  • Papua New Guinea
  • Solomon Islands
  • Vanuatu

Duration: 14 days

Time span: February 13 2026 to February 26 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.3 °C
  • Mean temperature: 28.6 °C
  • Maximum temperature anomaly: 2.8 °C
  • Maximum temperature: 29.9 °C

Event center: -11.5°S 162.5°E

Area affected: 2217442 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_2026-Feb-13_to_2026-Feb-26_162.5_-11.5

Heat wave occuring from January 29 2026 to February 05 2026 at -14.0°S 168.5°E

Download data: JSON

Event type: Heat wave

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

  • Vanuatu

Duration: 8 days

Time span: January 29 2026 to February 05 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 28.3 °C
  • Maximum temperature anomaly: 1.5 °C
  • Maximum temperature: 28.8 °C

Event center: -14.0°S 168.5°E

Area affected: 65942 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_2026-Jan-29_to_2026-Feb-05_168.5_-14.0

Heat wave occuring from August 10 2025 to August 12 2025 at -15.5°S 169.5°E

Download data: JSON

Event type: Heat wave

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

  • Vanuatu

Duration: 3 days

Time span: August 10 2025 to August 12 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 26.4 °C
  • Maximum temperature anomaly: 1.5 °C
  • Maximum temperature: 26.9 °C

Event center: -15.5°S 169.5°E

Area affected: 50699 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_2025-Aug-10_to_2025-Aug-12_169.5_-15.5

Heat wave occuring from December 26 2024 to January 06 2025 at -12.5°S 159.0°E

Download data: JSON

Event type: Heat wave

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

  • Solomon Islands
  • Vanuatu

Duration: 12 days

Time span: December 26 2024 to January 06 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 28.3 °C
  • Maximum temperature anomaly: 1.7 °C
  • Maximum temperature: 29.1 °C

Event center: -12.5°S 159.0°E

Area affected: 658518 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_2024-Dec-26_to_2025-Jan-06_159.0_-12.5

Heat wave occuring from March 31 2024 to April 05 2024 at -12.5°S 166.5°E

Download data: JSON

Event type: Heat wave

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

  • Solomon Islands
  • Vanuatu

Duration: 6 days

Time span: March 31 2024 to April 05 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 28.3 °C
  • Maximum temperature anomaly: 2.0 °C
  • Maximum temperature: 29.2 °C

Event center: -12.5°S 166.5°E

Area affected: 424390 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_2024-Mar-31_to_2024-Apr-05_166.5_-12.5

Heat wave occuring from October 14 2023 to October 23 2023 at -14.0°S 174.0°E

Download data: JSON

Event type: Heat wave

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

  • Fiji
  • Vanuatu

Duration: 10 days

Time span: October 14 2023 to October 23 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 27.2 °C
  • Maximum temperature anomaly: 2.8 °C
  • Maximum temperature: 28.7 °C

Event center: -14.0°S 174.0°E

Area affected: 648333 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_2023-Oct-14_to_2023-Oct-23_174.0_-14.0

Heat wave occuring from October 13 2023 to October 30 2023 at -10.5°S 162.0°E

Download data: JSON

Event type: Heat wave

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

  • Solomon Islands
  • Vanuatu

Duration: 18 days

Time span: October 13 2023 to October 30 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 27.6 °C
  • Maximum temperature anomaly: 2.3 °C
  • Maximum temperature: 28.8 °C

Event center: -10.5°S 162.0°E

Area affected: 614295 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_2023-Oct-13_to_2023-Oct-30_162.0_-10.5

Heat wave occuring from July 16 2023 to July 20 2023 at -14.5°S 164.5°E

Download data: JSON

Event type: Heat wave

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

  • Vanuatu

Duration: 5 days

Time span: July 16 2023 to July 20 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 0.9 °C
  • Mean temperature: 26.7 °C
  • Maximum temperature anomaly: 1.2 °C
  • Maximum temperature: 26.9 °C

Event center: -14.5°S 164.5°E

Area affected: 57040 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_2023-Jul-16_to_2023-Jul-20_164.5_-14.5