Category: Cold spells affecting Peru

Cold spell occuring from February 13 2026 to February 20 2026 at 4.5°N 288.0°E

Download data: JSON

Event type: Cold spell

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

  • Colombia
  • Ecuador
  • Peru

Duration: 8 days

Time span: February 13 2026 to February 20 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 24.1 °C
  • Minimum temperature anomaly: -3.5 °C
  • Minimum temperature: 22.7 °C

Event center: 4.5°N 288.0°E

Area affected: 253259 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_2026-Feb-13_to_2026-Feb-20_288.0_4.5

Cold spell occuring from December 23 2025 to December 28 2025 at -13.5°S 292.5°E

Download data: JSON

Event type: Cold spell

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

  • Bolivia, Plurinational State of
  • Brazil
  • Peru

Duration: 6 days

Time span: December 23 2025 to December 28 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 22.5 °C
  • Minimum temperature anomaly: -3.4 °C
  • Minimum temperature: 4.9 °C

Event center: -13.5°S 292.5°E

Area affected: 577492 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_2025-Dec-23_to_2025-Dec-28_292.5_-13.5

Cold spell occuring from December 21 2025 to January 12 2026 at -8.5°S 281.0°E

Download data: JSON

Event type: Cold spell

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

  • Ecuador
  • Peru

Duration: 23 days

Time span: December 21 2025 to January 12 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -1.4 °C
  • Mean temperature: 21.6 °C
  • Minimum temperature anomaly: -3.0 °C
  • Minimum temperature: 8.8 °C

Event center: -8.5°S 281.0°E

Area affected: 852315 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_2025-Dec-21_to_2026-Jan-12_281.0_-8.5

Cold spell occuring from December 03 2025 to December 11 2025 at -7.5°S 290.0°E

Download data: JSON

Event type: Cold spell

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

  • Bolivia, Plurinational State of
  • Brazil
  • Peru

Duration: 9 days

Time span: December 03 2025 to December 11 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -1.5 °C
  • Mean temperature: 24.2 °C
  • Minimum temperature anomaly: -2.5 °C
  • Minimum temperature: 23.2 °C

Event center: -7.5°S 290.0°E

Area affected: 256431 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_2025-Dec-03_to_2025-Dec-11_290.0_-7.5

Cold spell occuring from October 26 2025 to November 01 2025 at -18.0°S 297.0°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 7 days

Time span: October 26 2025 to November 01 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -6.4 °C
  • Mean temperature: 14.2 °C
  • Minimum temperature anomaly: -13.6 °C
  • Minimum temperature: -1.0 °C

Event center: -18.0°S 297.0°E

Area affected: 2424586 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_2025-Oct-26_to_2025-Nov-01_297.0_-18.0

Cold spell occuring from August 27 2025 to September 04 2025 at -17.0°S 288.0°E

Download data: JSON

Event type: Cold spell

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

  • Peru

Duration: 9 days

Time span: August 27 2025 to September 04 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 14.3 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: 12.2 °C

Event center: -17.0°S 288.0°E

Area affected: 59450 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_2025-Aug-27_to_2025-Sep-04_288.0_-17.0

Cold spell occuring from August 24 2025 to August 28 2025 at -19.5°S 294.5°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 5 days

Time span: August 24 2025 to August 28 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -7.9 °C
  • Mean temperature: 14.6 °C
  • Minimum temperature anomaly: -14.8 °C
  • Minimum temperature: -3.2 °C

Event center: -19.5°S 294.5°E

Area affected: 1258007 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_2025-Aug-24_to_2025-Aug-28_294.5_-19.5

Cold spell occuring from August 18 2025 to August 28 2025 at -27.0°S 290.5°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 11 days

Time span: August 18 2025 to August 28 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -4.7 °C
  • Mean temperature: 4.0 °C
  • Minimum temperature anomaly: -12.4 °C
  • Minimum temperature: -20.2 °C

Event center: -27.0°S 290.5°E

Area affected: 335789 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_2025-Aug-18_to_2025-Aug-28_290.5_-27.0

Cold spell occuring from July 31 2025 to August 05 2025 at -15.0°S 288.5°E

Download data: JSON

Event type: Cold spell

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

  • Peru

Duration: 6 days

Time span: July 31 2025 to August 05 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 1.9 °C
  • Minimum temperature anomaly: -3.6 °C
  • Minimum temperature: -2.2 °C

Event center: -15.0°S 288.5°E

Area affected: 68511 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_2025-Jul-31_to_2025-Aug-05_288.5_-15.0

Cold spell occuring from June 24 2025 to July 23 2025 at -12.0°S 310.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Bolivia, Plurinational State of
  • Brazil
  • Chile
  • Colombia
  • Ecuador
  • Guyana
  • Paraguay
  • Peru
  • Uruguay
  • Venezuela, Bolivarian Republic of

Duration: 30 days

Time span: June 24 2025 to July 23 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -4.7 °C
  • Mean temperature: 12.5 °C
  • Minimum temperature anomaly: -17.5 °C
  • Minimum temperature: -18.7 °C

Event center: -12.0°S 310.0°E

Area affected: 11697282 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_2025-Jun-24_to_2025-Jul-23_310.0_-12.0