Category: Cold spells affecting Argentina

7 cold spells identified in Argentina since 2020

(ongoing) Cold spell occuring from July 22 2026 to August 23 2026 at -26.0°S 292.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Bolivia
  • Chile

Duration: 33 days

Time span: July 22 2026 to August 23 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.5 °C
  • Mean temperature: -2.3 °C
  • Minimum temperature anomaly: -16.5 °C
  • Minimum temperature: -16.6 °C

Event center: -26.0°S 292.0°E

Area affected: 367912 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-Jul-22_to_2026-Aug-23_292.0_-26.0

Cold spell occuring from August 09 2026 to August 13 2026 at -27.5°S 294.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina

Duration: 5 days

Time span: August 09 2026 to August 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 10.3 °C
  • Minimum temperature anomaly: -6.3 °C
  • Minimum temperature: 6.7 °C

Event center: -27.5°S 294.5°E

Area affected: 60546 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-Aug-09_to_2026-Aug-13_294.5_-27.5

Cold spell occuring from August 03 2026 to August 18 2026 at -46.5°S 290.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile

Duration: 16 days

Time span: August 03 2026 to August 18 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: -0.2 °C
  • Minimum temperature anomaly: -13.6 °C
  • Minimum temperature: -12.0 °C

Event center: -46.5°S 290.0°E

Area affected: 976883 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-Aug-03_to_2026-Aug-18_290.0_-46.5

Cold spell occuring from July 11 2026 to August 01 2026 at -47.5°S 292.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile

Duration: 22 days

Time span: July 11 2026 to August 01 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 3.1 °C
  • Minimum temperature anomaly: -19.6 °C
  • Minimum temperature: -20.2 °C

Event center: -47.5°S 292.0°E

Area affected: 5279332 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-Jul-11_to_2026-Aug-01_292.0_-47.5

Cold spell occuring from June 23 2026 to June 27 2026 at -18.5°S 307.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Bolivia
  • Brazil
  • Paraguay
  • Peru

Duration: 5 days

Time span: June 23 2026 to June 27 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -6.4 °C
  • Mean temperature: 13.0 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: 0.5 °C

Event center: -18.5°S 307.5°E

Area affected: 1906249 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-Jun-23_to_2026-Jun-27_307.5_-18.5

Cold spell occuring from May 07 2026 to May 27 2026 at -33.0°S 307.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Bolivia
  • Brazil
  • Chile
  • Colombia
  • Paraguay
  • Peru
  • Uruguay

Duration: 21 days

Time span: May 07 2026 to May 27 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -4.7 °C
  • Mean temperature: 15.5 °C
  • Minimum temperature anomaly: -11.2 °C
  • Minimum temperature: -7.2 °C

Event center: -33.0°S 307.5°E

Area affected: 7892131 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-May-07_to_2026-May-27_307.5_-33.0

Cold spell occuring from June 28 2026 to July 08 2026 at -38.0°S 289.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile
  • Uruguay

Duration: 11 days

Time span: June 28 2026 to July 08 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 2.7 °C
  • Minimum temperature anomaly: -11.8 °C
  • Minimum temperature: -13.7 °C

Event center: -38.0°S 289.0°E

Area affected: 1281863 km$^2$



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

Event ID: Cold_spell_2026-Jun-28_to_2026-Jul-08_289.0_-38.0