Category: Heat waves affecting Peru

Heat wave occuring from May 22 2025 to June 03 2025 at -7.0°S 281.0°E

Download data: JSON

Event type: Heat wave

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

  • Peru

Duration: 13 days

Time span: May 22 2025 to June 03 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 1.4 °C
  • Mean temperature: 18.3 °C
  • Maximum temperature anomaly: 2.4 °C
  • Maximum temperature: 28.1 °C

Event center: -7.0°S 281.0°E

Area affected: 76766 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-May-22_to_2025-Jun-03_281.0_-7.0

Heat wave occuring from May 14 2025 to May 28 2025 at -13.5°S 287.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Bolivia, Plurinational State of
  • Chile
  • Peru

Duration: 15 days

Time span: May 14 2025 to May 28 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 8.2 °C
  • Maximum temperature anomaly: 5.3 °C
  • Maximum temperature: 26.6 °C

Event center: -13.5°S 287.5°E

Area affected: 490358 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-May-14_to_2025-May-28_287.5_-13.5

Heat wave occuring from April 16 2025 to April 20 2025 at -13.5°S 287.5°E

Download data: JSON

Event type: Heat wave

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

  • Peru

Duration: 5 days

Time span: April 16 2025 to April 20 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 10.3 °C
  • Maximum temperature anomaly: 2.3 °C
  • Maximum temperature: 21.2 °C

Event center: -13.5°S 287.5°E

Area affected: 123590 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-Apr-16_to_2025-Apr-20_287.5_-13.5

Heat wave occuring from March 15 2025 to April 01 2025 at -13.0°S 287.5°E

Download data: JSON

Event type: Heat wave

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

  • Bolivia, Plurinational State of
  • Brazil
  • Chile
  • Peru

Duration: 18 days

Time span: March 15 2025 to April 01 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 1.8 °C
  • Mean temperature: 22.9 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: 29.7 °C

Event center: -13.0°S 287.5°E

Area affected: 2141884 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-Mar-15_to_2025-Apr-01_287.5_-13.0

Heat wave occuring from February 10 2025 to February 16 2025 at -3.0°S 278.0°E

Download data: JSON

Event type: Heat wave

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

  • Peru

Duration: 7 days

Time span: February 10 2025 to February 16 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 1.4 °C
  • Mean temperature: 26.3 °C
  • Maximum temperature anomaly: 3.5 °C
  • Maximum temperature: 30.3 °C

Event center: -3.0°S 278.0°E

Area affected: 215555 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-Feb-10_to_2025-Feb-16_278.0_-3.0

Heat wave occuring from January 24 2025 to February 02 2025 at -13.0°S 288.5°E

Download data: JSON

Event type: Heat wave

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

  • Bolivia, Plurinational State of
  • Peru

Duration: 10 days

Time span: January 24 2025 to February 02 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 22.7 °C
  • Maximum temperature anomaly: 3.4 °C
  • Maximum temperature: 29.1 °C

Event center: -13.0°S 288.5°E

Area affected: 69274 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-Jan-24_to_2025-Feb-02_288.5_-13.0

Heat wave occuring from January 23 2025 to February 06 2025 at -4.0°S 279.5°E

Download data: JSON

Event type: Heat wave

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

  • Ecuador
  • Peru

Duration: 15 days

Time span: January 23 2025 to February 06 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 1.6 °C
  • Mean temperature: 25.9 °C
  • Maximum temperature anomaly: 3.4 °C
  • Maximum temperature: 29.3 °C

Event center: -4.0°S 279.5°E

Area affected: 142048 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-Jan-23_to_2025-Feb-06_279.5_-4.0

Heat wave occuring from January 04 2025 to March 17 2025 at -28.0°S 300.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Bolivia, Plurinational State of
  • Brazil
  • Chile
  • Paraguay
  • Peru
  • Uruguay

Duration: 73 days

Time span: January 04 2025 to March 17 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 3.3 °C
  • Mean temperature: 25.3 °C
  • Maximum temperature anomaly: 13.2 °C
  • Maximum temperature: 38.7 °C

Event center: -28.0°S 300.5°E

Area affected: 16681204 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-Jan-04_to_2025-Mar-17_300.5_-28.0

Heat wave occuring from December 14 2024 to January 05 2025 at -13.5°S 289.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Bolivia, Plurinational State of
  • Brazil
  • Chile
  • Peru

Duration: 23 days

Time span: December 14 2024 to January 05 2025

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 21.2 °C
  • Maximum temperature anomaly: 6.5 °C
  • Maximum temperature: 33.9 °C

Event center: -13.5°S 289.5°E

Area affected: 1286456 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-14_to_2025-Jan-05_289.5_-13.5

Heat wave occuring from November 09 2024 to December 07 2024 at -15.5°S 284.5°E

Download data: JSON

Event type: Heat wave

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

  • Peru

Duration: 29 days

Time span: November 09 2024 to December 07 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 20.0 °C
  • Maximum temperature anomaly: 1.6 °C
  • Maximum temperature: 22.1 °C

Event center: -15.5°S 284.5°E

Area affected: 701549 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-Nov-09_to_2024-Dec-07_284.5_-15.5